Revisited - Variable Duty Cycle Op-amp-based Relaxation Oscillator

Vocademy - Free Vocational Education
Revisiting the variable duty cycle op-amp-based relaxation oscillator with the Falstad circuit simulator.

[@andymouse]

It will be the same you just added a buffer ......cheers.

[@protonetwork6974]

Hello, is it possible to make current sense using transistors to measure current less than 0.01 Amp? and how? I like very much if you will teach us. i tried to use INA21x current sense but it did not make sense to me how they work and how to design using discrete components