Signal Generator PWM Pulse Frequency Duty Cycle Adjustable Module With LCD Display

DIGGING IN MY STACH:This is an object i had in my stach since last year new online stuff are not flowing too well so far as you all know why,but my stach is doing well as you also can see,saved by the stach,today its a cheap simple frequency gen lots of stuff can be done with that,especially these days,a transistor is alot to have right now a million things can be done with just a transistor,so keep occupied and lets go...