TDA2822 stereo amplifier circuit with pcb & datasheet
People like TDA2822. Me too. Why? Dual Amplifiers in one. Power watts at 1W + 1W at 4 ohms speakers. Is it enough? Read more
Audio Circuits
Passive tone control circuit | Loudness Control
The Passive tone control circuit, to adjust bass-treble with no the expansion, use equipment R and C only, to filter frequency,easy without power supply! […] Read more
5 circuits of 555 Alarm sound and tone generator
This is Simple 555 Alarm sound circuit, for beginner as buzzer sound. IC1 is pulse generator, to transistor PNP for boost current to speakers. Read more
TDA2003 10W audio amplifier circuit
See, this is a TDA2003 amplifier circuit, a popular IC from SGS Thomson. Why we should use this? It is the normal operation of the integrated circuit, the music amplifier for car audio radio sound. Which uses a supply voltage from a 12V car battery. But this circuit is adapted for use in a home. … Read more