The IR sensor array, which on the palm-sized vehicle consisted of just a handful of components, evolved into a PCB-backed bar nearly 0.5 meters wide. Potentiometer tuning was a fiddly affair, but ...

run : python3 ./ircounter.py pass your hand in front of the IR Sensor, it should increment the count and beep If necessary, tune the IR sensor again Start sending objects down the ramp. It may take ...

In fact, if you removed the sensor, you could reuse it and connect it to the IR transmitter. It wasn’t clear how you could easily package the RF transmitter and the remote.