3 LED Chaser circuit using transistor without IC
Let’s make 3 LED chaser circuits using transistors without ICs. We will learn how transistors work as switches with capacitor discharge. Read more
LM741 OP-AMP Basics With Example Circuits
This is all simple LM741 circuits, it’s so useful, LM741’s general purpose single OP-AMP. UA741’s high performance monolithic OP-AMP on single silicon chip. Read more
CD4049 CMOS Inverting Hex Buffer Circuits
the inverter CMOS digital IC datasheet is IC 4049 Hex Inverting Buffer IC, todesign the Square wave oscillator generator circuit diagram Read more
Simple High-Precision Crystal Oscillator Circuit Using TTL / CMOS
This Simple Crystal oscillator Circuit using 74LS04 that provided square wave of 1MHz to 10MHz, Use inverter gate IC and control frequencies with crystal […] Read more
UM3561 Siren Sounds Generator Circuits
Here is The 4 Sound effects generator using UM3561 and a few parts only. It can make siren, Ambulance sirens, Police car sirens, Fire truck siren and Space Read more