Video Transmitter-VTX5848
Frequency switching : manual adjustment ——RF button, switching frequency Short press, switching channel, 4 blue LED lights indicate channel Long press(2s),
Read moreFrequency switching : manual adjustment ——RF button, switching frequency Short press, switching channel, 4 blue LED lights indicate channel Long press(2s),
Read moreLink from https://ardupilot.org/copter/docs/common-baro-external.html Most autopilots include a barometer directly on the autopilot but attaching an external barometer can be useful
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