0-60V Dual Variable power supply circuit using LM317&LM337
This is a 0-60V, Dual Variable power supply circuit using LM317 and LM337 at 1.5A current so can builds to easy with PCB layout, adjustable voltage VR1,VR2 […] Read more
How simple series circuit works
The experiment on the simple series circuit. To understand current flow and voltage across all devices in the circuit. Read more
5V 5A, 8A Power supply circuits
For digital that need high current 5A up it low noise and easy to build because is linear Read more
3 Sawtooth wave generator circuits
This is Sawtooth wave generator circuit using UJT transistors is easy. to connects with VR1(potentiometer), VR2 and C1. adjust frequency and waveform out Read more
Simple long duration timer circuit
The Simple long duration timer circuit using OP-AMP, If build the RC timer only that long time delay we need too many resistors and capacitors may be error […] Read more