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1 vote

Why doesn't my GPS get any satellites?

I'd say if you get any satellites at all, the GPS module works and it got the almanac correctly. Getting only 5 sats after 10 minutes is indeed insufficient (8 is fine though). It could be that this ...
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 ...
2 votes

quadcopter specification

I'd guess it can only do 90 minutes at it's minimum weight (5.4kg) and loading it up to 8kg would halve the flight time. Compared to a DJI Mavic, it's got about 20 times the rotor area, and 10 times ...

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