circuits to-day: July 2020

Sunday, 12 July 2020

PCB design of versatile audible continuity tester PCB design can be fabricated by etching on the copper clad board easily PCB design can be ...

Versatile Audible Continuity tester Parts list: Q1 – BC547B – NPN Transistor Q2 – BC557B – PNP Transistor R1 – 56K ohms – Resistor R2 – ...

PCB design of 2 LED Flasher PCB design can be fabricated by etching on the copper clad board easily PCB design can be first laser printed o...

Build this 2 LED FLASHER to-day Ø Simple circuit schematic to build Ø Very popular circuit among electronics enthusiasts Ø Beginners fas...