# RFD900长距离数传
jDrones (opens new window) and RFDesign (opens new window) offer long-range SiK-compatible telemetry radios. 这个电台配合普通天线可以提供最少5公里的稳定链接。
提示
jDrones have productized RFDesign modems (added a casing with power management, filtering and other electronics inside, along with cables to connect to popular flight controllers, and individually validated antennas). The first such modem was the RFD900, but both RFDesign and jDrones have since iterated to new versions.
The jDrones radios have a JST-GH connector, and come with cables for: JST-GH to JST-GH and JST-GH to DF-13. They can therefore be used in a "plug-n-play" way with most Pixhawk Series controllers (you might have to change/use an appropriate connector for some "non-standard" boards).
There are a number of versions available: