Simple class AB 1200 mw audio amplifier circuit designed by using IC HT82V739 from Holtek. This…
Category: Audio
audio electronic circuits
Colpitts Oscillator Circuit
Many electronic circuits and microprocessor or microcontroller require a source of signal with specific frequency and…
Simple Single Transistor Audio Amplifier Circuit
If you want to built simple audio amplifier without messy components then you can construct simple…
Volume Level Indicator Using Transistor
Volume Level Indicator using transistor circuit can be used as a simple VU meter, It can…
LM386 Audio Amplifier Circuit
IC LM386 is a low voltage Audio power amplifier device from texas instruments, It is most…
Clock Ticking Sound Circuit using 555
Timer IC 555 has many possibilities to entertain electronic engineers and make productive in electronic circuit…
Clap Switch Circuit with Relay
If you want to design a Switch circuit to turn ON and turn OFF without reach…
Sound Generator Circuit Using IC HK620
We take lot of effort to add sound output in electronic design, Here the simple Sound Generator…
25 Watt Audio Power Amplifier Circuit
25 watt Audio power Amplifier circuit designed by using IC TDA 2040 (25 watt hi-fi audio…
PIR Burglar Alarm Circuit
PIR sensor (Passive Infrared sensor) widely used in motion detection applications and security based applications, the…