ThnxThis is a classic Colpitts oscillator.
Knowing that you can find many more articles about it on the web that you will every want to readl.
For starters:
https://www.elprocus.com/colpitts-oscillator-circuit-working-and-applications/
https://www.electronics-tutorials.ws/oscillator/colpitts.html
http://www.instructables.com/id/Make-a-Colpitts-Oscillator/
Thnx
I read colppits oscillator is made from 2 serie capacitor in parallel with inductor, he dont look like colppits?This is a classic Colpitts oscillator.
Knowing that you can find many more articles about it on the web that you will every want to readl.
For starters:
https://www.elprocus.com/colpitts-oscillator-circuit-working-and-applications/
https://www.electronics-tutorials.ws/oscillator/colpitts.html
http://www.instructables.com/id/Make-a-Colpitts-Oscillator/
Thank you very much sir.That looks about right, from memory. There are many minor variations on the Colpitts so sometimes you will see some versions that look a little strange.
by Duane Benson
by Jake Hertz
by Duane Benson