After flying and crashing a cheap FPV drone for a bit, [GreatScott] decided to try his hand at building his own video transmitter ... With a signal generator to create a simple input signal ...

building both a transmitter and receiver. At the most basic level, AM radio works by generating a carrier wave with an oscillator, and then modulating the amplitude with an audio signal.

Carrier Wave Generator The Wave Generator creates ... If the antenna is far from the transmitter, the signal is very weak. The radio signal is cut in half. Since both halves of the signal hold ...