Properties of Capacitors in Series and Parallel
Capacitors in parallel increase capacitance, but capacitors in series increase voltage. What’s their downside, and how do you use them? Read more
Basic Electronics
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
7905 Negative Voltage Regulator Circuits
Use 7905 voltage regulator chip in many ideas such as 5V negative fixed, variable, dual power supply, high current, and more circuits. Read more