How to make a mini stereo amplifier using LM386 IC. Hello Friends, in this post I make a low voltage mini stereo power amplifier using LM386 IC. which can deliver up to 5W output per channel at 4Ω. You can use a 3.7V battery for …

Hello Friends, In this post I make a 2.1 amplifier, which can deliver up to 80W output for the subwoofer and 25W+25W for output speakers at 4Ω. The sound quality of this amplifier is very good. All frequencies are very clear, Low…

Hello Friends, In this video I make a 2.1-channel module for 3 channel amplifier. This module has one flat-frequency stereo output for satellite speakers and one low-frequency output for the subwoofer. You can use this module for…

How to make a 100 Watt amplifier. Hello Friends, In this post I make a 100 Watt mono amplifier using TDA7294 IC, which can deliver up to 90-watt RMS output at 4Ω ±30V. I used 2 OP-AMPs in input section of this amplifier for boost…

Hello guys, in this post I make a Dual subwoofer amplifier, which can deliver up to 49-watt output per channel at 4Ω. Two output are mono, for the subwoofer and the other Two output are stereo, for flat frequency speakers. For th…

Hello Friends, in this post I make a 3 band mono tone control. For this tone control I have used NE5532 IC. But in place of NE5532 IC, you can also use TL072 or 4558D IC. In this tone control, you can control the high mid and lo…

Hello Friends, In this post I make a 100W mono amplifier using a pair of 2SC5200 & 2SA1943 Transistors. which can deliver up to 80W output at 8Ω ±45V and 150W output at 4Ω ±42V. For designing my PCB, I used EasyEda online so…

Hello Friends, in this post I make a 38 Watt stereo amplifier using LA4440 IC. This is a class AB amplifier. Which can deliver up to 19 Watt RMS output per channel at 4Ω ±15V, Test frequency 1khz. This IC is very cheap and basic.…

Hello Friends, in this post I make a 2 way active crossover. For this crossover I have used 2 pcs. NE5532 IC. But in place of NE5532 IC, you can also use TL072 or 4558D IC. In this crossover, you can easily diversify and control …

Hello Friends, in this post I make a Bass booster. You can use this b ass booster with any amplifier. This b ass booster can increase the bass up to 2X. For this b ass booster , I have used NE5532 IC. But in place of NE5532 IC,…