a 5 V from the Arduino and the transmitter. He designed the receiver side with equal care. Conceptually the circuit there is simple, consisting of the ultrasonic receiver, followed by a transistor ...

and created and used a simple opamp circuit to boost the FPV camera video signal to the required input level for the VCO. This failed to produce any identifiable image on his video receiver goggles.

Invest in a transmitter/receiver and ditch trailing cables with our pick of the best wireless guitar systems from beginner to pro It used to be that the best guitar wireless systems were reserved for ...