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1 vote

Control a servo through the flight controller PPM output and a ppm to pwm card

Flight controllers usually have PPM inputs, not outputs. The PPM output is on your radio module. You can indeed connect the PPM output signal to both the FC and your PPM->PWM converter: the FC ...
0 votes

Can "toy" drone FC firmware be tweaked?

If your goal is to get a cheap toy with a programmable FC without spending too much time on DIY, then an easier way may be to replace the FC in a toy drone while salvaging the rest. Some toy-grade ...
1 vote

What kind of drone could be remote controlled over 4km of open water?

Probably the most popular drone for taking video (you'll see it a lot on youtube) is the DJI Mavic, and it's specs include: Range: Low Interference (open landscape abundant line of sight, few ...
1 vote
Accepted

What kind of drone could be remote controlled over 4km of open water?

Any purpose built machine can make it out that far: https://rotorbuilds.com/build/29119 That is well within the range of hobby grade analog and digital control and video systems. The DJI digital FPV ...

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