op-amp Archives | ElecCircuit.com

Full Wave Precision and Half Wave Rectifier Circuit using op-amp

Full Wave Precision | Half Wave rectifier circuit using op-amp

Learn types of rectifier circuit using op-amp. A diodes cannot rectifier ACV lower mV. But 741 rectifiers can help it, in filters, signal measurements, etc.

June 16, 2020Power supply, Basic Electronics5 Comments

Basic Electronics

Learn 741 op-amp circuits basic with example

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.

March 3, 2020Basic Electronics1 Comment

Preamplifiers Amplifiers

5 Tone control circuits using op-amp NE5532

These are Tone control circuit using op amp - NE5532 or 4558 IC as low noise, with PCB layout, can adjust sound frequency and tone bass, treble, mid and..

March 26, 2019Preamplifiers, Amplifiers30 Comments

RF - Radio Circuits

15 Filter circuits using electronic coil

I love to collect a lot of circuits. A filter circuit is important in Electronics. I will show you many ideas of noise hum, high-low frequency and more. Some you will…

December 12, 2018RF - Radio Circuits5 Comments

Controls & Timers

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 [...]

November 29, 2018Controls & Timers3 Comments