2nd approach to the super simple VCO

[Piecho]

Yeah, but I still much more prefer one-color smaller OLED screen : ) Will try build one, but now dont sure when exactly : )

[SonOfAGlitch]

Het guys, finally made it to work!!! Thanks to all of you, u’ ve been amazing! I reccomend to every person that has problems with this to check directly @fredrik 's post!!!

[Dud]

cool ! i’m happy for you !

i put another link to the begining of the new post

[Dud]

FOR MORE HELP WITH THIS BUILD, A SIMPLE TUTORIEL STEP BY STEP HERE :

Getting the SUPER SIMPLE OSCILLATOR to oscillate

The SUPER SIMPLE OSCILLATOR keeps causing headaches, because while it’s a SUPER SIMPLE CIRCUIT (and SUPER CHEAP; the active component costs you a couple of cents) it’s not necessarily a SUPER SIMPLE BUILD, as can be seen in the recurring “oscillator trouble” threads in this forum. So I thought I’d post some suggestions for how to build the oscillator step by step, in a way that will at least tell you if you’ve managed to get it to oscillate. I’ve tested this with a variety of transistors, and h…