Holybro SiK Telemetry Radio 1W
£89.00 – £175.00Price range: £89.00 through £175.00 Inc. VAT
Easily add a two-way wireless telemetry connection between your autopilotย and ground station with these Sik Radios.
This Holybro SiK 1W Telemetry Radio is a small, light, and inexpensive open-source radio platform with a maximum 50 kilometres range (outdoors, line-of-sight range).
This radio is plug-and-play, ready for all Pixhawk Standard and other similar flight controllers, providing the easiest way to set up a telemetry connection between your Autopilot and a ground station. It uses open-source firmware that has been specially designed to work well with MAVLink packets and to be integrated with the Mission Planner, Ardupilot, QGroundControl, and PX4 Autopilot.
The radios at interchangeable between the air and ground modules and come with connection cables.
The radios are available in 915 MHz or 433 MHz versions. Please purchase the model that isย appropriate for your country/region.
Features
- Open-source SIK firmware
- Plug-n-play for Pixhawk Standard Flight Controllers
- 1W maximum RF output
- The Easiest way to connect your Autopilot and Ground Station
- Interchangeable air and ground radio
- 6-position JST-GH connector
- 2-way full-duplex communication through adaptive TDM UART interface
- Transparent serial link
- MAVLink protocol framing
- Built in FT230X/FT231 USB to BASIC UART conversion IC
Ground Stations:
- Mission Planner:ย Platformย Windows, Mac OS X
- QGroundControl:ย Platformย Windows, Mac OS X, Linux, Android and iOS
- Mission Maker for ArduPilot (a.k.a. โDroidPlanner 3โ / “Tower”)ย Platform: Android Phones and Tablets
Manual:
Telemetry-Radio-V3-Quick-Start-Guide
Some Tips:
https://ardupilot.org/copter/docs/common-configuring-a-telemetry-radio-using-mission-planner.html

| SiK Telemetry Radio 100mW | SiK Telemetry Radio 500mW | SiK Telemetry Radio 1W | |
|---|---|---|---|
| Max RF Power | 20 dBm | 27 dBm | 30 dBm |
| Receive sensitivity | -121 dbm @2kbpsย ย RF Data Rate,ย ย -105 dbm @64kbpsย ย RF Data Rate | ||
| Line-of-sight range | 300~500m (2dBi Antenna) | ~ 1km (2dBi Antenna) | ~ 50km (5dBi Antenna) |
| Antenna Gain | 2dBi | 5dBi | |
| RF Data Rates | 2, 4, 8, 16, 32, 64(default), 96, 128, 192, 250 kbps | ||
| Serial Interface Data Rate | 1.2, 2.4, 4.8, 9.6, 19.2, 38.4, 57.6(default), 115.2 kbps | ||
| Frequency Band | 902MHz – 928MHz or 414MHz – 460MHz | ||
| Interference Immunity | Frequency Hopping Spread Spectrum (FHSS) Configurable duty cycle | ||
| Address Options | Network ID: 0 โ255 | ||
| Channels | Up to 50 Frequency Hopping Channels | ||
| Supported Network Topologies | Point-to-point | ||
| Configuration Method | MissionPlanner or AT Commands | ||
| Data Framing | Standard or MAVLink protocol framing | ||
| Error correction | Corrects up to 25% of bit errors with open-source SIK firmware | ||
| Serial Data Connector & Interface | 6-pin JST-GH connector, 3.3V-TTL | ||
| USB | Micro-USB | Type-C | |
| SMA Connector | RP-SMA female | ||
| Power Connector | NA | XT30 | |
| Operating Temperature | 40~85ยฐC | ||
| Dimension | 28 x 53 x 10.7mm (without antenna) | 66.5 x 32 x 16.5mm (without antenna) | |
| Weight | 23.5g w/ antenna | 67g w/ antenna | |
| Input Voltage (DC) | 5V | 7~28V | |
Power
-
- Supply voltage:ย 7~28V DC via XT30
- Transmit current: 12V/400mA at 30 dBm
- Receive current: 12V/30mA
- Serial interface: 3.3 V UART
Included:
- Single 1W
- 1W Radio modules with antennas *1
- High-gain omnidirectional antenna *1
- Male Type-C to male Type-C USB cable *1
- Male XT30 to female XT30 adapter cable *1
- Male XT30 to female XT60 adapter cable *1
- JST-GH-6P to JST-GH-6P cable *1 (for Pixhawk Standard FC)
- Rubber damping grommet *3
- Pair 1W
- 1W Radio modules with antennas *2
- High-gain omnidirectional antenna *2
- Male Type-C to male Type-C USB cable *1
- Male XT30 to female XT30 adapter cable *1
- Male XT30 to female XT60 adapter cable *1
- JST-GH-6P to JST-GH-6P cable *1 (for Pixhawk Standard FC)
- Rubber damping grommet *3
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SHIPPING & DELIVERY
We are based in the UK, but ship to most worldwide destinations. Postage rates are calculated by the size/weightย and shipment location. We process orders Monday to Friday and pride ourselves on our quick turnaround of orders - most UK orders will arrive the next day.
We are partnered with several delivery companiesย including Royal Mail, DHL, UPS and Parcel Force. If you have a special delivery requirement or would like to arrange a shop collection pleaseย contact us.
A confirmation email will be sent when your order has been dispatched. If you wish to change your order, please contact us promptly, as we won't be able to make amendments once the order has been shipped.
Please fill in the fields below with the shipping destination details in order to calculate the shipping cost.
Shipping to the UK
- Order before 4PM for same day dispatch with Royal Mail, 2PM for next day delivery with DHL and 1PM for next day delivery with APC.
- We offer FREE Shipping on UK orders over ยฃ99, weighing less than 1kg.
- The courier options deliver Monday to Friday, Royal Mail delivers to residential addresses on Monday to Saturday.
For small low value orders our cheapest delivery service is Royal Mail First Class.ย For a guaranteed next day delivery we recommendย Royal Mail Special Delivery orย one of our courier delivery options.
International Postage
- Order before 4PM for same day dispatch with Royal Mail.
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- DHL Express offersย NEXT DAY delivery to most Europeanย destinationsย and a very fast delivery for countries further afield, generally 2-3 days.
Orders shipped outside the EU may be subject to customs charges. These charges are additional to any delivery costs and will need to be paid by the recipient.

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