All the top manufacturers make excellent antennas, glad you found one that works well for you!
Seller will cover return shipping costs. The large fiberglass ones are. So we finally got out helium antenna up. Hm, were having trouble loading this video. That brings us in a roundabout way to Lines of Sight. You only need to ground if you are on the roof, or to near at the side of the roof. This Lines of Sight idea has an important implication in understanding how some of the top earning hotspot/antenna combos are doing so well. Always stick with trusted name brands like RAK Wireless, Rokland, or McGill Microwave with quality LMR400 or MPD-400 cable (use helium at checkout for 5% off your order). A form will be provided for you to complete if you'd like to proceed with this unsupported frequency.If the form is not competed within 7 days of receiving this email, our fulfillment team will change the frequency, so that it complies with the region where the miner is being shipped.Bobcat Miner 300 is a high-efficiency miner hotspot for HNT. Hi John, You dont need to. If youre up high you should usually get a lower gain antenna, more like 3 than 8. And I guess that thier antennas are the best in the world. Hi Nik, So, lol, an interesting idea I had was to take five 10 foot conduit plastic pipes, put them all together, and start at the base of the tree and just go through all the tree branches until it popped up over the top. Rf sims say 174 potential witnesses with 8.0 and 170 with 3.0. Miner is Bobcat. I am planning to put up a Helium 915 antenna attached to the concrete side of the building right between the two cell bundles. If youd like to learn more about HeliumVision (I use it in every one of my consults) Ive built a Master Class on it, over here.
The item you've selected was not added to your cart. From shop JSBEngineering, $19.12 All other indoor Helium HNT miners on the market currently come with 2dbi antennas. I have two miners and they are 1.4 km apart. According to a study done in 2012 on a wide swath of building materials and focusing on the GSM 900 MHz band, a reinforced concrete wall that is 20cm / ~8 thick will attenuate the signal by 27 dB. the simulations are with 30 foot LMR 400 at 1.2 loss, 30 feet in the air on the roof of my house, then i tried various dbi in the simulation. Thanks again!
I only found short ones, just for the window Part. There are two other tall buildings across the street, each a few hundred feet away. 
Hi David, Like this: If you set up your antenna so that youve got lots of clear space around it before it hits obstacles, those radios waves have enough spread to start bending around those obstacles. So my second thought was, to take a flat cable to put it under the the window and the antenna outside on the windowsill. At this rate my ROI will be 2035. Copyright 2022 Gristle King Inc. All Rights Reserved. Take full advantage of our site features by enabling JavaScript. I screwed in the antenna (never have your hotspot plugged in to power with an antenna not connected as you can possibly damage the radio chip inside the hotspot), plugged in the power, and used the Helium app to connect the hotspot to my WiFi. Even though a hotspot may seem very close to you, if theres a hill between the two of you, you probably wont witness each other. I wouldnt give the simulations too much weight (theyre useful, but not the gospel), and I definitely wouldnt use a 12 dBi antenna. Its a stubby 4 dBi that is weatherproof so you can stick outside for better performance. Hi Nik, All other Helium HNT miners on the market either use 32GB flashes or external SD cards.More memory means the miner is able to compute more at the same time, as well as longer device life expectancy (up to 10 years), because it allows 3000 write cycles, compared to 500 write cycles allowed by an SD card. For bulk purchases, see our bulk purchase return policyhere. With the new 3 dBi antenna and cable coming, I can only imagine those numbers will go up again. should i just start with a 5.8 dbi omni and see what happens? There are some scam Bobcat Miner 300 websites out there so make sure you always order from the official website only. Attenuation can happen with earth, buildings, forests, and even window coatings. I will be being power and eth to the base. Cables: 15 LMR400, Lucky Dijon Scallop Elevation: 33 above ground. During this time the hotspot will be updating the hotspot firmware. Your witness list only builds when you beacon, which only happens once or twice every 24 hours. Lorawan can travel through buildings it's just not ideal. Click Turbo Sync, type in I Agree, username is bobcat, and password is miner. There is no sales tax for any other state. (Probably why Helium chose LoRa). I need an advice and a help: Id give it a week. Now I see why itd be hard to climb that tree. Lets go through 3 examples.
Remember, the most important thing is location, then elevation. First: Hotspot placement optimization is FAR more important than what antenna you use, more on that here. Area: Bayonne, NJ Antenna: Stock 3 dBi Cables: 1m pigtail, Warm Juniper Panther Elevation: 4th floor rooftop. Please only purchase your Bobcatminer from WWW.BOBCATMINER.COM to avoid being scammed. -. However, your blinds won't stop the signal unless they are heavy and thick. Syncing my Batch 21 Bobcat Miner 300s before I send them out to their new hosts! I live in a suburban flat area. Use Ethernet cable instead of WIFI and try to move your antenna a bit to check is the best signal, Do you need to put your antenna outside. Lets start with topography. Just curious.
Calculating RF Power Values (explains why a 6 dBi antenna doubles your power), 900 MHz: The Wireless Workhorse. Ok, so thats earth. Depending on who you listen to, LoRa doesnt go through much more than 60 meters of dense forest. Originally I was leaning towards a 5.8 dbi antenna, but now I have concerns since their are so many tall buildings in the area. Ship items back within: 30 days of delivery. Are there some alternatives for multi-polarised antennas? Then you need another cable from the window to the miner. What antenna would you suggest? Hey, Nick. I specifically waited to write the review after heavy rain and wind. Cities in general do not have a flat topography, even if theyre built on flat land. Hi Johannes, I bought that HNTenna, the 3db cone one. Any expedited shipping charges paid, including return shipping, are never refundable. So we are still at 4 witnesses. If thats your scenario, get a high gain (6-9 dBi) antenna up over the tops of those trees for maximum coverage. The fanciest, coolest, most high tech antenna in the world wont get you much if youre in a crappy location down low.
One of the best tools to use when assessing a new site is HeliumVision. it appears from the from the elevation experiments in google maps that there is a 20 foot elevation gain before i get to the lake in any line of site path I try to outline. Can you use PoE to get that enclosure up much higher, thereby decreasing the antenna cable run? The mount is 3D printed out of PLA and includes 3 or 4 suction cups and everything you need for setupThe mount is pressed onto the window from the outside to maximize coverage of your antenna. i didnt even want the antenna up this high because its a rent house and max with sensecap is 9dbi. I might need help with the math. days, We offer samples, with sample costs, shipping and taxes paid by the buyer, (Supplier & product information updated July 22, 2022. Is there a guide with the original antenna? Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions. Antennas just dont matter that much. Take a look at this post on Witnessing to help understand that. Here is a step by step method for understanding how to choose the best antenna for your hotspot placement. And DBP earns like crazy. Take a look at the antenna connection, then compare it to the images on this page. Lets take a short detour into dBm and power. Learn more. Do I need to buy a N-male to RP-SMA cable for this? How important is location NSEW relative to your hotspots installing above roof? Just make sure you put the Bobcat Miner 300 in an outdoor enclosure. I offer consulting thatll walk you through the strategy side as well as helping you find the best spot locally, you can read more about that here. You definitely know your stuff man! Is the 3 dbi antenna what you are recommending, or is it another product not currently available? It *routinely* gets witnesses over 200km away. Hey Nik! Stick with it. We take intellectual property concerns very seriously, but many of these problems can be resolved directly by the parties involved. Want me to ping ya with important updates? To the south, the signals are blocked or attenuated by interior and exterior walls, but apparently there is a small window or opening where those weakened signals are escaping, then going pretty far over the water. My antenna is on the roof, Your email address will not be published. For extrajudicial settlements of consumer disputes, the European Union has launched an online platform ("ODR platform"): Allgemeine Geschftsbedingungen der Firma JSB Engineering, Looks like you already have an account!
American based hotspots start off by pushing out 27 dBm. Im glad I wasnt the only anxious one. Please. If you selected a frequency that is not compatible with the shipping address, our support team will contact you via email to confirm the frequency on the order. A Rough Guide To Helium Hotspot Placement, this post regarding Witnesses & RSSI issues, How These Accessories Can Impact Your Helium Network Coverage Parley Labs, In a building where you just cant get up high? Area: Englewood, CO. Antenna: RAK 8 dbi. It has Lines of Sight to a lot of other hotspots, BUT those other hotspots dont have great lines of sight to other hotspots around em. The antenna gets pushed into the mount and sits very tight.The antenna is waterproof and withstands rain with no problem (see video).A window mount for the standard antenna of the Bobcat Miner is sold. Quick Question, rural Austria all the next hotspots are around 25 km away. Subscribe and get notified at first on the latest update and offers! If youd like to file an allegation of infringement, youll need to follow the process described in our Copyright and Intellectual Property Policy. Ok, ok, ok, why does it matter whether or not you know your EIRP? Cable: LMR 400, 20 long
Just using your advice and moving my antenna outside, Im noticing a slight increase in rewards (~$2-$4 daily). Its up high with a higher gain antenna, and in general, inaccurately aimed over most of the nearby hotspots. RF can be weird. Run 40 or less of LMR400 cable to it from your hotspot. So this is probably a stupid question but I dont wanna buy the wrong thing lol. Or do i have to make adjustments? Rock on! You can post and find jobs there, help support the ecosystem by making it easier to connect professionally, and let the world know thatYOUexist and want to help contribute within the Network. I have some cell towers on my flat roof over the top-floor mechanical room below but there is about 150 feet between the two cell tower structures. So they do. The results are a little skewed because of that. Wait, what? Miner Bs beacon was witnessed three times by miner which was 16km away without any issue. Remember, topography includes not just hills, mountains, and water, but all the buildings, bridges, and other structures that might block your radio signal. I think youre on the right track aiming to get it done right the first time, keep going! Pingback: How These Accessories Can Impact Your Helium Network Coverage Parley Labs. Because range can vary greatly based on your environment, if you are not sure a particular product will meet your range needs please contact us before buying. If you want to run your EIRP numbers, heres how. These are third party technologies used for things like interest based Etsy ads. Vintage, handmade, refurbished, or modified electrical or electronic products may not meet current safety standards and may not be in safe working order. Dense forest in between you and other antennas is about the only time a higher gain (up to 9 dBi) makes sense, and even then it may not make a giant difference. Electrical or electronic products may pose a risk of fire or electrocution. Cable: LMR 400, 20 long Still, most people dont live in the desert, and the flattest state in America has a ton of trees on it. Find out more in our Cookies & Similar Technologies Policy. Etsy uses cookies and similar technologies to give you a better experience, enabling things like: Detailed information can be found in Etsys Cookies & Similar Technologies Policy and our Privacy Policy. Pretty neat, right? Your email address will not be published. Dublin being a relatively flat City and the fact that there are only two other hotspots within a 1 km radius I think I should go for an a TBI but what would you think? Rockon! Required fields are marked *. Unless you put up an antenna thatll stick over the top of the hills, youre restricted to witnessing only other hotspots in your immediate area, and in this case, that area is small! Also, find a better placement location. That means that DBP is seeing a lot of hotspots that ARENT seeing a lot of hotspots. I have an 9 story office building in a suburban city right next to a shopping center with many business located nearby. Hey Nik! I just will have to use about 50 of cable (LMR400,600,900 ). The Bobcat Miner 300 is the only hotspot to feature a wall mount. As a rough rule of thumb, each connection (hotspot to antenna cable, antenna cable to antenna, or going through an enclosure wall using a connector) will drop your EIRP by .5 dB. Youll usually do that by using a low gain antenna up high, with clear lines of sight all around. Now youve got to calculate cable and connection loss. Ein gut gelungenes Produkt fr kleines Geld. My miner would be indoors (cant get it outside sadly) on the 14th floor of a highly populated city (Oakland, CA). Its range is longer than many other IoT technology options and it provides a more robust connection in challenging environments where the ability to penetrate walls or other barriers is an important consideration. Best of luck with your placement and earnings, Im stoked to be a part of this amazing community! Doing exactly what a ham operator does may give you the results they want, not what you want. Copyright 2022, Heliumrobo Miner A Bobcat Thatll probably get you 80% of the results you could get with far more effort and expertise. The best tool Ive found for placement optimization is Helium.Vision, but its not automatic at finding the best spot. Ill bring power and internet to it. Second, for those of you who just want AN ANSWER: Simple: Pick up one of these if youre on a budget (use code GRISTLEKING to knock off another 5%), get this if have plenty to spend or choose from the McGill selection. Some of the signals bounce off to the side, proving that RF is weird.. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. While it seems that a high gain antenna will get you better range, it doesnt really matter. i have a sensecap on the way. , the question i have is would a multi-directional 12 dbi antenna work 10 feet above a 2 story house? Wait so the antenna is weather proof or not? To reduce the risk of fire, never leave vintage electrical or electronic products plugged in unattended. Contact them for details. That brings us to ELEVATION. You can also run that idea backwards; if youre in a really flat area where you dont have a lot of obstacles, a high gain antenna might be your best bet. Send me exclusive offers, unique gift ideas, and personalized tips for shopping and selling on Etsy. Another thing to add (08/18-08/19): it seems like directional may not be an option because of the elevation gain and because I can really only get up about 25 foot at the most, thats my roof peak, it basically looks like im blocked from all of the hotspot clusters on the other side of the lake due to this 20 foot elevation gain, any ideas if this looks accurate? What about buildings? The Bobcat Miner 300 is also compatible with all LoRaWAN devices. Alex, its a good question and Im not sure of the answer. The execution can be complicated. The antenna base comes with a silicon cover but you can remove it if youd like since the antenna base is also magnetic. Hi Joseph, if youre blocked by elevation, your best bet is to find another location; the antenna wont make a difference. While were on Lines of Sight, lets talk about the range of a standard hotspot. I just set my 8dbi antenna up 23.5ft. English version below:For sale is a window mount for the standard bobcat miner antenna. Your antenna signal is being blocked somehow walls nearby buildings,hills etc. Im at a loss for another location unless i was to work out a deal where someone takes 70% of my earnings. Etsy offsets carbon emissions from shipping and packaging on this purchase. There was a problem subscribing you to this newsletter. YOU want to hit as many high scale hotspots as possible. I'm thinking of doing the same thing. Indoor setup. LIMITED OFFER Get The Full Pack Of Bobcat Miner 300What is included : Bobcat Miner 300 HNT Hotspot Miner Signalplus Helium Bobcat HNT Hotspot Lora LoT Antenna 868/915mhz 10dbi 35.4inch+32.8ft SMA/RP-SMA Cable Bobcat Outdoor Enclosure Kit For Only519$ Our production and fulfillment departments perform a final frequency check prior to Bobcat Miner 300 + Signalplus Antenna + Outdoor Enclosure Kit, WHATSMINER M21S 56TH/S BITCOIN MINER WITH PSU AND CORD, HELIUM NETWORK COMPATIBLE FINESTRAMINER 915 MHZ (UNITED STATES ONLY), GOLDSHELL X5 850MH/S LITECOIN & DOGECOIN MINER WITH PSU AND CORD, FreedomFi Helium Gateway/Miner - LTE/5G US915 Only, BOBCAT MINER 300 HELIUM HOTSPOT FOR HNT US915, BITMAIN ANTMINER T19-84TH/S BITCOIN MINER WITH PSU, Signalplus Helium Bobcat HNT Hotspot Lora LoT Antenna 868/915mhz 10dbi 35.4inch+32.8ft SMA/RP-SMA Cable. Location is 80% of your earnings. If you have questions about how to run power over Ethernet (poe) with your Helium Hotspot, check out my Helium Hotspot POE Setup guide. Unlike all other HNT hotspot miners on the market that run on Raspberry Pi, Bobcat Miner 300 uses the industrial-grade Rockchip PX30, a high-performance quad-core application processor designed for high-end commercial applications. Built-in 64GB eMMC flash for better data security and larger memory storage. With clear Line of sight and plenty of elevation you dont need high gain. Helium Outdoor Antenna Low Cost Balcony Deployment. Area: Napa, CA. Learn how your comment data is processed. I knew the wait would be long to receive the Bobcat Miner 300s so when they came it was an amazing feeling. Probably not, but you can try. Wi-Fi HaLow meets the unique requirements for the Internet of Things (IoT) to enable a variety of use cases in industrial, agricultural, smart building, and smart city environments. Now I have to just set up my other miners and Im good to go. This antenna also works with other Helium hotspots (such as the Nebra Outdoor) but may need different cable connectors, please contact our sales staff if needed. Lol. Remember, youll earn the most by delivering the most valuable & provable coverage to the network. Does placing outside mean you need to ground it somehow? Cable losses vary by cable, which is why most people use a low loss cable like LMR400. How are you bringing power & ethernet to the enclosure at the base of the tree? Try using a different browser or disabling ad blockers. Lets not get too into the weeds here. Remember that $39 paper I quoted earlier regarding how much RF energy a given building material would absorb? This is NOT a WiFi antenna or 4G cellular antenna, it is ONLY for 915 MHz sub 1 GHz HaLow or LoRa application, or other applications in this band. Any advice? ad by JSBEngineering While it looks huge and cool and rad, it is the wrong antenna to use for these deployments. Gary, your comment was exactly what I was looking for.
Finally, Lines of Sight can be blocked by forests. If youve already done that, your item hasnt arrived, or its not as described, you can report that to Etsy by opening a case. The concept of Fresnel zones and diffraction in radio wave communication is one of the fundamental drivers of the RF is weird refrain youll hear whenever you see a pattern that doesnt immediately make sense. Remember, a high dbi antenna focuses the signal of your antenna. Quick question: I recently upgraded my antenna to the 3dbi outdoor HNTenna.
But I use the antenna for miner from RFAreas. BYE BYE GPU MININGMining HNT with Hotspots is done via radio technology, not expensive or wasteful GPUs.Build NetworksHotspots work together to form a new global wireless network and undertake Proof-of-Coverage.Choose your HardwareHotspots are built by a variety of vendors to suit your needs. Id post a picture if I could. As far as miners, theyre all pretty similar, though the Bobcats are apparently sensitive to heat, so make sure its in a shaded/cooler place. The topic of radio propagation involves a tremendously deep dive all the way down to the fundamentals of physics, but well keep it pretty simple. As with any hotspot, once you connect the hotspot to the internet via Ethernet or WiFi you always want to wait 30 minutes to 1 hour before you register the hotspot to your Helium wallet via the Helium app.
Thanks again! It took a little over 20 weeks to receive my Bobcat Miner 300s and two of them happened to be Batch 21 which supposedly had some issues which I did not experience but many did. Sorry, we could not translate this listing to English. Das Produkt hlt was es verspricht. dBm is based on a logarithmic scale. Does anyone have a solution for running a longer cable to roof with an outdoor antenna? The Helium Network had a rough November 2021 experiencing 27 network incidents in an unsuccessful attempt to rollout POCv11. Something went wrong. Basically, the further out your radio waves go, the more they can spread out along their radiation pattern, the less likely that all of the waves get blocked, and the more likely that at least some of em will get to another hotspot. Seller will cover return shipping costs. The days of having to allow Helium Hotspots to sync to the blockchain for three to four days is a thing of the past. . . Return Policy:You may return this item, open or used, for an exchange or refund at your discretion within 30 days of receipt. Cable: LMR 400, 15 long European and other areas start WAY lower, at 14, $39 paper I quoted earlier regarding how much RF energy a given building material would absorb.
Add the gain (dBi) from your antenna and subtract the losses from any connections to figure out your Effective Isotropic Radiated Power (EIRP). FREE shipping. i really appreciate the time you put in to writing this up. - Questions about miners, antennas and cables?
Antenna: 4 dbi. If youre looking at a low-cost outdoor setup if you dont have access to your roof, checkout my how-to Helium Outdoor Antenna Low Cost Balcony Deployment guide. Our production and fulfillment departments perform a final frequency check prior to shipping. We had 4 witnesses before when we had it installed at the window sill. Powered by Shopify, Product successfully added to your shopping cart, translation missing: en.products.wishlist.added_to_wishlist. Great! Antenna: RAK 5.8 dbi, Cables: 11 LMR400, Nice Lipstick Chimpanzee Elevation: 25 above ground, Area: San Francisco, CA. I first heard about Helium and the Bobcat Miner 300 by watching one of VoskCoins YouTube videos. 5 JSBEngineering We suggest contacting the seller directly to respectfully share your concerns. Try to refresh the page or come back later. As pictured below you can sync more than one hotspot at a time on your local network and relay status does not impact syncing to the blockchain in any way. Here is my situation and could you please let me know your thoughts on below? Ill double tap this range thing with an example of a hotspot I run, which has a 3 dBi HNTenna on top of a 20 pole on top of a ~30 building. Please keep us posted on this as Im pretty darn interested in the answer. This mount is perfect! I'm not responsible for delays due to customs. I can even easily see the nearby airport from the roof. If you'd like to get the additional items you've selected to qualify for this offer. 515 Docile Bone Pony Elevation: 16 stories, Area: Greater Boston, MA. i am trying to figure out what antenna to order because there is not a lot of hotspots in my area (Rockwall, TX). If the item is not returned in its original condition, the buyer is responsible for any loss in value. But i can imagine that if i put down the shutters, the connection to the another miners will be lost. Refresh your browser window to try again. Thank you so much for the response. Here is a great example demonstrating attenuation and topography. Etsy is powered by 100% renewable electricity.
Another nice touch is the Bobcat comes with a wall mount and mounting hardware.
The Bobcat 300 will be right inside the building within about 30 feet maximum cable run. The hotspot Docile Bone Pony* (when this was written, one of the highest earners in the world) is on top of a 16 story building in a major city with a medium/high gain antenna (8 dbi from eBay on 60 of LMR400.) Its an example of the incredible earning potential that exists when providing asymmetric value to the network. Id probably try a 3 dBi, but I like testing things. Id go with the stock Bobcat antenna mounted on a metal surface or a low gain antenna like the HNTenna. Enhanced 4dbi antenna provides wider network coverage, meaning better Proof of Coverage result for increased $HNT earnings. You've already signed up for some newsletters, but you haven't confirmed your address. 900 MHz frequency needs some runway, ideally 50/15m to fan out enough to diffract around obstacles. If you Buy It Now, you'll only be purchasing this item. Let me know if that helps you. The antenna is pushed into the holder and sits bomb-proof.The antenna is waterproof and withstands rain (see video).
Seller will cover return shipping costs. The large fiberglass ones are. So we finally got out helium antenna up. Hm, were having trouble loading this video. That brings us in a roundabout way to Lines of Sight. You only need to ground if you are on the roof, or to near at the side of the roof. This Lines of Sight idea has an important implication in understanding how some of the top earning hotspot/antenna combos are doing so well. Always stick with trusted name brands like RAK Wireless, Rokland, or McGill Microwave with quality LMR400 or MPD-400 cable (use helium at checkout for 5% off your order). A form will be provided for you to complete if you'd like to proceed with this unsupported frequency.If the form is not competed within 7 days of receiving this email, our fulfillment team will change the frequency, so that it complies with the region where the miner is being shipped.Bobcat Miner 300 is a high-efficiency miner hotspot for HNT. Hi John, You dont need to. If youre up high you should usually get a lower gain antenna, more like 3 than 8. And I guess that thier antennas are the best in the world. Hi Nik, So, lol, an interesting idea I had was to take five 10 foot conduit plastic pipes, put them all together, and start at the base of the tree and just go through all the tree branches until it popped up over the top. Rf sims say 174 potential witnesses with 8.0 and 170 with 3.0. Miner is Bobcat. I am planning to put up a Helium 915 antenna attached to the concrete side of the building right between the two cell bundles. If youd like to learn more about HeliumVision (I use it in every one of my consults) Ive built a Master Class on it, over here.
The item you've selected was not added to your cart. From shop JSBEngineering, $19.12 All other indoor Helium HNT miners on the market currently come with 2dbi antennas. I have two miners and they are 1.4 km apart. According to a study done in 2012 on a wide swath of building materials and focusing on the GSM 900 MHz band, a reinforced concrete wall that is 20cm / ~8 thick will attenuate the signal by 27 dB. the simulations are with 30 foot LMR 400 at 1.2 loss, 30 feet in the air on the roof of my house, then i tried various dbi in the simulation. Thanks again!
I only found short ones, just for the window Part. There are two other tall buildings across the street, each a few hundred feet away. Hi David, Like this: If you set up your antenna so that youve got lots of clear space around it before it hits obstacles, those radios waves have enough spread to start bending around those obstacles. So my second thought was, to take a flat cable to put it under the the window and the antenna outside on the windowsill. At this rate my ROI will be 2035. Copyright 2022 Gristle King Inc. All Rights Reserved. Take full advantage of our site features by enabling JavaScript. I screwed in the antenna (never have your hotspot plugged in to power with an antenna not connected as you can possibly damage the radio chip inside the hotspot), plugged in the power, and used the Helium app to connect the hotspot to my WiFi. Even though a hotspot may seem very close to you, if theres a hill between the two of you, you probably wont witness each other. I wouldnt give the simulations too much weight (theyre useful, but not the gospel), and I definitely wouldnt use a 12 dBi antenna. Its a stubby 4 dBi that is weatherproof so you can stick outside for better performance. Hi Nik, All other Helium HNT miners on the market either use 32GB flashes or external SD cards.More memory means the miner is able to compute more at the same time, as well as longer device life expectancy (up to 10 years), because it allows 3000 write cycles, compared to 500 write cycles allowed by an SD card. For bulk purchases, see our bulk purchase return policyhere. With the new 3 dBi antenna and cable coming, I can only imagine those numbers will go up again. should i just start with a 5.8 dbi omni and see what happens? There are some scam Bobcat Miner 300 websites out there so make sure you always order from the official website only. Attenuation can happen with earth, buildings, forests, and even window coatings. I will be being power and eth to the base. Cables: 15 LMR400, Lucky Dijon Scallop Elevation: 33 above ground. During this time the hotspot will be updating the hotspot firmware. Your witness list only builds when you beacon, which only happens once or twice every 24 hours. Lorawan can travel through buildings it's just not ideal. Click Turbo Sync, type in I Agree, username is bobcat, and password is miner. There is no sales tax for any other state. (Probably why Helium chose LoRa). I need an advice and a help: Id give it a week. Now I see why itd be hard to climb that tree. Lets go through 3 examples. Remember, the most important thing is location, then elevation. First: Hotspot placement optimization is FAR more important than what antenna you use, more on that here. Area: Bayonne, NJ Antenna: Stock 3 dBi Cables: 1m pigtail, Warm Juniper Panther Elevation: 4th floor rooftop. Please only purchase your Bobcatminer from WWW.BOBCATMINER.COM to avoid being scammed. -. However, your blinds won't stop the signal unless they are heavy and thick. Syncing my Batch 21 Bobcat Miner 300s before I send them out to their new hosts! I live in a suburban flat area. Use Ethernet cable instead of WIFI and try to move your antenna a bit to check is the best signal, Do you need to put your antenna outside. Lets start with topography. Just curious.
Calculating RF Power Values (explains why a 6 dBi antenna doubles your power), 900 MHz: The Wireless Workhorse. Ok, so thats earth. Depending on who you listen to, LoRa doesnt go through much more than 60 meters of dense forest. Originally I was leaning towards a 5.8 dbi antenna, but now I have concerns since their are so many tall buildings in the area. Ship items back within: 30 days of delivery. Are there some alternatives for multi-polarised antennas? Then you need another cable from the window to the miner. What antenna would you suggest? Hey, Nick. I specifically waited to write the review after heavy rain and wind. Cities in general do not have a flat topography, even if theyre built on flat land. Hi Johannes, I bought that HNTenna, the 3db cone one. Any expedited shipping charges paid, including return shipping, are never refundable. So we are still at 4 witnesses. If thats your scenario, get a high gain (6-9 dBi) antenna up over the tops of those trees for maximum coverage. The fanciest, coolest, most high tech antenna in the world wont get you much if youre in a crappy location down low.
One of the best tools to use when assessing a new site is HeliumVision. it appears from the from the elevation experiments in google maps that there is a 20 foot elevation gain before i get to the lake in any line of site path I try to outline. Can you use PoE to get that enclosure up much higher, thereby decreasing the antenna cable run? The mount is 3D printed out of PLA and includes 3 or 4 suction cups and everything you need for setupThe mount is pressed onto the window from the outside to maximize coverage of your antenna. i didnt even want the antenna up this high because its a rent house and max with sensecap is 9dbi. I might need help with the math. days, We offer samples, with sample costs, shipping and taxes paid by the buyer, (Supplier & product information updated July 22, 2022. Is there a guide with the original antenna? Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions. Antennas just dont matter that much. Take a look at this post on Witnessing to help understand that. Here is a step by step method for understanding how to choose the best antenna for your hotspot placement. And DBP earns like crazy. Take a look at the antenna connection, then compare it to the images on this page. Lets take a short detour into dBm and power. Learn more. Do I need to buy a N-male to RP-SMA cable for this? How important is location NSEW relative to your hotspots installing above roof? Just make sure you put the Bobcat Miner 300 in an outdoor enclosure. I offer consulting thatll walk you through the strategy side as well as helping you find the best spot locally, you can read more about that here. You definitely know your stuff man! Is the 3 dbi antenna what you are recommending, or is it another product not currently available? It *routinely* gets witnesses over 200km away. Hey Nik! Stick with it. We take intellectual property concerns very seriously, but many of these problems can be resolved directly by the parties involved. Want me to ping ya with important updates? To the south, the signals are blocked or attenuated by interior and exterior walls, but apparently there is a small window or opening where those weakened signals are escaping, then going pretty far over the water. My antenna is on the roof, Your email address will not be published. For extrajudicial settlements of consumer disputes, the European Union has launched an online platform ("ODR platform"): Allgemeine Geschftsbedingungen der Firma JSB Engineering, Looks like you already have an account!
American based hotspots start off by pushing out 27 dBm. Im glad I wasnt the only anxious one. Please. If you selected a frequency that is not compatible with the shipping address, our support team will contact you via email to confirm the frequency on the order. A Rough Guide To Helium Hotspot Placement, this post regarding Witnesses & RSSI issues, How These Accessories Can Impact Your Helium Network Coverage Parley Labs, In a building where you just cant get up high? Area: Englewood, CO. Antenna: RAK 8 dbi. It has Lines of Sight to a lot of other hotspots, BUT those other hotspots dont have great lines of sight to other hotspots around em. The antenna gets pushed into the mount and sits very tight.The antenna is waterproof and withstands rain with no problem (see video).A window mount for the standard antenna of the Bobcat Miner is sold. Quick Question, rural Austria all the next hotspots are around 25 km away. Subscribe and get notified at first on the latest update and offers! If youd like to file an allegation of infringement, youll need to follow the process described in our Copyright and Intellectual Property Policy. Ok, ok, ok, why does it matter whether or not you know your EIRP? Cable: LMR 400, 20 long
Just using your advice and moving my antenna outside, Im noticing a slight increase in rewards (~$2-$4 daily). Its up high with a higher gain antenna, and in general, inaccurately aimed over most of the nearby hotspots. RF can be weird. Run 40 or less of LMR400 cable to it from your hotspot. So this is probably a stupid question but I dont wanna buy the wrong thing lol. Or do i have to make adjustments? Rock on! You can post and find jobs there, help support the ecosystem by making it easier to connect professionally, and let the world know thatYOUexist and want to help contribute within the Network. I have some cell towers on my flat roof over the top-floor mechanical room below but there is about 150 feet between the two cell tower structures. So they do. The results are a little skewed because of that. Wait, what? Miner Bs beacon was witnessed three times by miner which was 16km away without any issue. Remember, topography includes not just hills, mountains, and water, but all the buildings, bridges, and other structures that might block your radio signal. I think youre on the right track aiming to get it done right the first time, keep going! Pingback: How These Accessories Can Impact Your Helium Network Coverage Parley Labs. Because range can vary greatly based on your environment, if you are not sure a particular product will meet your range needs please contact us before buying. If you want to run your EIRP numbers, heres how. These are third party technologies used for things like interest based Etsy ads. Vintage, handmade, refurbished, or modified electrical or electronic products may not meet current safety standards and may not be in safe working order. Dense forest in between you and other antennas is about the only time a higher gain (up to 9 dBi) makes sense, and even then it may not make a giant difference. Electrical or electronic products may pose a risk of fire or electrocution. Cable: LMR 400, 20 long Still, most people dont live in the desert, and the flattest state in America has a ton of trees on it. Find out more in our Cookies & Similar Technologies Policy. Etsy uses cookies and similar technologies to give you a better experience, enabling things like: Detailed information can be found in Etsys Cookies & Similar Technologies Policy and our Privacy Policy. Pretty neat, right? Your email address will not be published. Dublin being a relatively flat City and the fact that there are only two other hotspots within a 1 km radius I think I should go for an a TBI but what would you think? Rockon! Required fields are marked *. Unless you put up an antenna thatll stick over the top of the hills, youre restricted to witnessing only other hotspots in your immediate area, and in this case, that area is small! Also, find a better placement location. That means that DBP is seeing a lot of hotspots that ARENT seeing a lot of hotspots. I have an 9 story office building in a suburban city right next to a shopping center with many business located nearby. Hey Nik! I just will have to use about 50 of cable (LMR400,600,900 ). The Bobcat Miner 300 is the only hotspot to feature a wall mount. As a rough rule of thumb, each connection (hotspot to antenna cable, antenna cable to antenna, or going through an enclosure wall using a connector) will drop your EIRP by .5 dB. Youll usually do that by using a low gain antenna up high, with clear lines of sight all around. Now youve got to calculate cable and connection loss. Ein gut gelungenes Produkt fr kleines Geld. My miner would be indoors (cant get it outside sadly) on the 14th floor of a highly populated city (Oakland, CA). Its range is longer than many other IoT technology options and it provides a more robust connection in challenging environments where the ability to penetrate walls or other barriers is an important consideration. Best of luck with your placement and earnings, Im stoked to be a part of this amazing community! Doing exactly what a ham operator does may give you the results they want, not what you want. Copyright 2022, Heliumrobo Miner A Bobcat Thatll probably get you 80% of the results you could get with far more effort and expertise. The best tool Ive found for placement optimization is Helium.Vision, but its not automatic at finding the best spot. Ill bring power and internet to it. Second, for those of you who just want AN ANSWER: Simple: Pick up one of these if youre on a budget (use code GRISTLEKING to knock off another 5%), get this if have plenty to spend or choose from the McGill selection. Some of the signals bounce off to the side, proving that RF is weird.. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. While it seems that a high gain antenna will get you better range, it doesnt really matter. i have a sensecap on the way. , the question i have is would a multi-directional 12 dbi antenna work 10 feet above a 2 story house? Wait so the antenna is weather proof or not? To reduce the risk of fire, never leave vintage electrical or electronic products plugged in unattended. Contact them for details. That brings us to ELEVATION. You can also run that idea backwards; if youre in a really flat area where you dont have a lot of obstacles, a high gain antenna might be your best bet. Send me exclusive offers, unique gift ideas, and personalized tips for shopping and selling on Etsy. Another thing to add (08/18-08/19): it seems like directional may not be an option because of the elevation gain and because I can really only get up about 25 foot at the most, thats my roof peak, it basically looks like im blocked from all of the hotspot clusters on the other side of the lake due to this 20 foot elevation gain, any ideas if this looks accurate? What about buildings? The Bobcat Miner 300 is also compatible with all LoRaWAN devices. Alex, its a good question and Im not sure of the answer. The execution can be complicated. The antenna base comes with a silicon cover but you can remove it if youd like since the antenna base is also magnetic. Hi Joseph, if youre blocked by elevation, your best bet is to find another location; the antenna wont make a difference. While were on Lines of Sight, lets talk about the range of a standard hotspot. I just set my 8dbi antenna up 23.5ft. English version below:For sale is a window mount for the standard bobcat miner antenna. Your antenna signal is being blocked somehow walls nearby buildings,hills etc. Im at a loss for another location unless i was to work out a deal where someone takes 70% of my earnings. Etsy offsets carbon emissions from shipping and packaging on this purchase. There was a problem subscribing you to this newsletter. YOU want to hit as many high scale hotspots as possible. I'm thinking of doing the same thing. Indoor setup. LIMITED OFFER Get The Full Pack Of Bobcat Miner 300What is included : Bobcat Miner 300 HNT Hotspot Miner Signalplus Helium Bobcat HNT Hotspot Lora LoT Antenna 868/915mhz 10dbi 35.4inch+32.8ft SMA/RP-SMA Cable Bobcat Outdoor Enclosure Kit For Only519$ Our production and fulfillment departments perform a final frequency check prior to Bobcat Miner 300 + Signalplus Antenna + Outdoor Enclosure Kit, WHATSMINER M21S 56TH/S BITCOIN MINER WITH PSU AND CORD, HELIUM NETWORK COMPATIBLE FINESTRAMINER 915 MHZ (UNITED STATES ONLY), GOLDSHELL X5 850MH/S LITECOIN & DOGECOIN MINER WITH PSU AND CORD, FreedomFi Helium Gateway/Miner - LTE/5G US915 Only, BOBCAT MINER 300 HELIUM HOTSPOT FOR HNT US915, BITMAIN ANTMINER T19-84TH/S BITCOIN MINER WITH PSU, Signalplus Helium Bobcat HNT Hotspot Lora LoT Antenna 868/915mhz 10dbi 35.4inch+32.8ft SMA/RP-SMA Cable. Location is 80% of your earnings. If you have questions about how to run power over Ethernet (poe) with your Helium Hotspot, check out my Helium Hotspot POE Setup guide. Unlike all other HNT hotspot miners on the market that run on Raspberry Pi, Bobcat Miner 300 uses the industrial-grade Rockchip PX30, a high-performance quad-core application processor designed for high-end commercial applications. Built-in 64GB eMMC flash for better data security and larger memory storage. With clear Line of sight and plenty of elevation you dont need high gain. Helium Outdoor Antenna Low Cost Balcony Deployment. Area: Napa, CA. Learn how your comment data is processed. I knew the wait would be long to receive the Bobcat Miner 300s so when they came it was an amazing feeling. Probably not, but you can try. Wi-Fi HaLow meets the unique requirements for the Internet of Things (IoT) to enable a variety of use cases in industrial, agricultural, smart building, and smart city environments. Now I have to just set up my other miners and Im good to go. This antenna also works with other Helium hotspots (such as the Nebra Outdoor) but may need different cable connectors, please contact our sales staff if needed. Lol. Remember, youll earn the most by delivering the most valuable & provable coverage to the network. Does placing outside mean you need to ground it somehow? Cable losses vary by cable, which is why most people use a low loss cable like LMR400. How are you bringing power & ethernet to the enclosure at the base of the tree? Try using a different browser or disabling ad blockers. Lets not get too into the weeds here. Remember that $39 paper I quoted earlier regarding how much RF energy a given building material would absorb? This is NOT a WiFi antenna or 4G cellular antenna, it is ONLY for 915 MHz sub 1 GHz HaLow or LoRa application, or other applications in this band. Any advice? ad by JSBEngineering While it looks huge and cool and rad, it is the wrong antenna to use for these deployments. Gary, your comment was exactly what I was looking for.
Finally, Lines of Sight can be blocked by forests. If youve already done that, your item hasnt arrived, or its not as described, you can report that to Etsy by opening a case. The concept of Fresnel zones and diffraction in radio wave communication is one of the fundamental drivers of the RF is weird refrain youll hear whenever you see a pattern that doesnt immediately make sense. Remember, a high dbi antenna focuses the signal of your antenna. Quick question: I recently upgraded my antenna to the 3dbi outdoor HNTenna.
But I use the antenna for miner from RFAreas. BYE BYE GPU MININGMining HNT with Hotspots is done via radio technology, not expensive or wasteful GPUs.Build NetworksHotspots work together to form a new global wireless network and undertake Proof-of-Coverage.Choose your HardwareHotspots are built by a variety of vendors to suit your needs. Id post a picture if I could. As far as miners, theyre all pretty similar, though the Bobcats are apparently sensitive to heat, so make sure its in a shaded/cooler place. The topic of radio propagation involves a tremendously deep dive all the way down to the fundamentals of physics, but well keep it pretty simple. As with any hotspot, once you connect the hotspot to the internet via Ethernet or WiFi you always want to wait 30 minutes to 1 hour before you register the hotspot to your Helium wallet via the Helium app.
Thanks again! It took a little over 20 weeks to receive my Bobcat Miner 300s and two of them happened to be Batch 21 which supposedly had some issues which I did not experience but many did. Sorry, we could not translate this listing to English. Das Produkt hlt was es verspricht. dBm is based on a logarithmic scale. Does anyone have a solution for running a longer cable to roof with an outdoor antenna? The Helium Network had a rough November 2021 experiencing 27 network incidents in an unsuccessful attempt to rollout POCv11. Something went wrong. Basically, the further out your radio waves go, the more they can spread out along their radiation pattern, the less likely that all of the waves get blocked, and the more likely that at least some of em will get to another hotspot. Seller will cover return shipping costs. The days of having to allow Helium Hotspots to sync to the blockchain for three to four days is a thing of the past. . . Return Policy:You may return this item, open or used, for an exchange or refund at your discretion within 30 days of receipt. Cable: LMR 400, 15 long European and other areas start WAY lower, at 14, $39 paper I quoted earlier regarding how much RF energy a given building material would absorb.
Add the gain (dBi) from your antenna and subtract the losses from any connections to figure out your Effective Isotropic Radiated Power (EIRP). FREE shipping. i really appreciate the time you put in to writing this up. - Questions about miners, antennas and cables?
Antenna: 4 dbi. If youre looking at a low-cost outdoor setup if you dont have access to your roof, checkout my how-to Helium Outdoor Antenna Low Cost Balcony Deployment guide. Our production and fulfillment departments perform a final frequency check prior to shipping. We had 4 witnesses before when we had it installed at the window sill. Powered by Shopify, Product successfully added to your shopping cart, translation missing: en.products.wishlist.added_to_wishlist. Great! Antenna: RAK 5.8 dbi, Cables: 11 LMR400, Nice Lipstick Chimpanzee Elevation: 25 above ground, Area: San Francisco, CA. I first heard about Helium and the Bobcat Miner 300 by watching one of VoskCoins YouTube videos. 5 JSBEngineering We suggest contacting the seller directly to respectfully share your concerns. Try to refresh the page or come back later. As pictured below you can sync more than one hotspot at a time on your local network and relay status does not impact syncing to the blockchain in any way. Here is my situation and could you please let me know your thoughts on below? Ill double tap this range thing with an example of a hotspot I run, which has a 3 dBi HNTenna on top of a 20 pole on top of a ~30 building. Please keep us posted on this as Im pretty darn interested in the answer. This mount is perfect! I'm not responsible for delays due to customs. I can even easily see the nearby airport from the roof. If you'd like to get the additional items you've selected to qualify for this offer. 515 Docile Bone Pony Elevation: 16 stories, Area: Greater Boston, MA. i am trying to figure out what antenna to order because there is not a lot of hotspots in my area (Rockwall, TX). If the item is not returned in its original condition, the buyer is responsible for any loss in value. But i can imagine that if i put down the shutters, the connection to the another miners will be lost. Refresh your browser window to try again. Thank you so much for the response. Here is a great example demonstrating attenuation and topography. Etsy is powered by 100% renewable electricity.
Another nice touch is the Bobcat comes with a wall mount and mounting hardware.
The Bobcat 300 will be right inside the building within about 30 feet maximum cable run. The hotspot Docile Bone Pony* (when this was written, one of the highest earners in the world) is on top of a 16 story building in a major city with a medium/high gain antenna (8 dbi from eBay on 60 of LMR400.) Its an example of the incredible earning potential that exists when providing asymmetric value to the network. Id probably try a 3 dBi, but I like testing things. Id go with the stock Bobcat antenna mounted on a metal surface or a low gain antenna like the HNTenna. Enhanced 4dbi antenna provides wider network coverage, meaning better Proof of Coverage result for increased $HNT earnings. You've already signed up for some newsletters, but you haven't confirmed your address. 900 MHz frequency needs some runway, ideally 50/15m to fan out enough to diffract around obstacles. If you Buy It Now, you'll only be purchasing this item. Let me know if that helps you. The antenna is pushed into the holder and sits bomb-proof.The antenna is waterproof and withstands rain (see video).