A thread was started regarding trying pulse width modulation of an AM transmitter.
Here is a simple circuit for generating a PWM AM signal. The audio is applied at the input labled (Fm).
A thread was started regarding trying pulse width modulation of an AM transmitter.
Here is a simple circuit for generating a PWM AM signal. The audio is applied at the input labled (Fm).
I’ve also seen a simple one using a couple CMOS NAND gate chips.