Homebitcoin miners9dBi Helium Hotspot Miner 868MHZ LoRa Antenna +10FT Cable For RAK Nebra...

9dBi Helium Hotspot Miner 868MHZ LoRa Antenna +10FT Cable For RAK Nebra Bobcat

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Price: 57.64 USD

Bitcoin Miner:

9dBi Helium Hotspot Miner 868MHZ LoRa Antenna +10FT Cable For RAK Nebra Bobcat



1.For LoRa antenna that can be used indoors and outdoors,  Industrial Grade Construction, Durable Fiberglass Radome, Excellent waterproof performance and high temperature resistance.

2.Compatible with HNT RAK Helium Hotspot Miner V2 V1 Bobcat Miner 300 syncrob it Dragino LPS8 MatchX M2 Pro Longfi LoRaWAN

3.At the same time we use KSR200 coaxial extension cable, This is a high-value cable with ultra-low loss performance.

4.If it is used outdoors, we recommend that you install it in an open place, if it is used indoors, we recommend placing this inside near-window.    If there is no change in the signal when using this antenna for the first time, please turn off the power of your device, then plug in the antenna, and then turn on the power again.


The VSWR of this antenna is 1.1, which is lower than other similar antennas (the closer the VWSR is to 1, the smaller the reflection and the better the match of the antenna )

How to choose dBi?

Lower dBI: Great performance on uneven terrains, or areas with a high hotspot density.

Higher dBI: Great performance on flat terrain and low hotspot density.

Middle dBI: Perfect for those eniorments that fall in between the other enviorments described above.

What is nominal gain and maximum gain?

Rated gain refers to the stable value that the antenna can achieve under normal circumstances, and the maximum gain refers to the maximum value that can be achieved under the lowest loss and the best environment, but this value is not a fixed value, and the gain is often fluctuating.


Brand: STARF

Feature: Fixed Wall Mount

Frequency: 868-930Mhz

Rated Gain:4dbi

Maximum gain:9 dBi (The maximum value is not a fixed value)

Antenna Height:42cm

Antenna Connector:N Male Connector

Impedance : 50 Ohm

Extension Cable: N Female to RP-SMA Male With Low Loss KSR200 Cable

Adapter:RP-SMA Female to SMA Male

Operating Temperature: -20°С ~ +80°С

Storage Temperature: -30°С ~ +85°С

Package List: 

1 x Antenna 

1 X Cable

1 X Adapter(As the Picture Show)


Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Manual measurement, please allow 1-10mm error. Thanks for your understanding.

Payment must be completed within 5 days. If you have any problems about payment, please contact us via ebay message.


We only ship to confirmed ebay Order addresses. Please comfirm that your Order address is in line with your shipping address.


Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 


It takes about 7-15 working days to US; about 10-30 working days to other countries. Transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.



We strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions, please feel free to contact us via “Ask seller a question” . We will reply your email within 24 working hours.

On Feb-17-22 at 22:58:30 PST, seller added the following information:


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