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TEA2025B 2.1 Amplifier

Hello Friends, In this post I make a 2.1 amplifier, which can deliver up to 10W output for the subwoofer and 5W+5W for output speakers at 4Ω. You can power up this amplifier with a 12V power supply or a 12V battery. The sound qua…

Audio step up booster

Hello Friends, in this post I made an Audio step-up booster for the power amplifiers. Which can deliver up to 1W RMS per channel. This is a stereo step up booster, so you can easily use this step up booster for dual-channel power…

4440 Subwoofer Amplifier

Hello Friends, In this post I make a 19W subwoofer amplifier using LA4440 IC, which can deliver up to 19W RMS output at 4Ω ±12V. For the low pass filter of this amplifier, I have used NE5532 IC. But in place of NE5532, you can …

30A Speaker Protector

Hello Friends, In this post, I make a 30A speaker protector, you can use this speaker protector for up to 2000W amplifiers. This speaker protector has protection and an active Led, so you can easily understand whether your amplif…

Audio Splitter

in this post, I make a 6-channel audio distributor. This audio distributor has 2-channel input and 6-channel output. You can control up to 6 amplifiers using this audio distributor. For this audio distributor, I use NE5532 IC, bu…

TEA2025B Dual Bridge Stereo Amplifier

Hello Friends, in this post I make a low voltage mini stereo amplifier using TEA2025B IC. which can deliver up to 8W output per channel at 4Ω. You can use a 3.7V battery to power up this amplifier. The sound quality of this ampli…

200W Extreme Low Frequency Subwoofer Amplifier

Hello Friends, In this post I make a 200W Mono subwoofer amplifier using TDA7294 IC and Power Transistors, which can deliver up to 200W output at 4Ω ±42V. For the low pass filter of this amplifier, I have used NE5532 IC. But in p…

1000W Class AB Driver with speaker protector

Hello Friends, In this post I make a 1000W class AB Driver. You need to use 10 pairs of 2SC5200 & 2SA1943 transistors and a 50-0-50V 15A Transformer to get 1000W of output. This Driver has an in-built speaker protector. The s…

60W Subwoofer Amplifier

How to make a 60W subwoofer amplifier. Hello Friends, In this post I make a 60W subwoofer amplifier using 2×TDA2050 IC, which can deliver up to 60W RMS output at 4Ω ±15V. For the low pass filter of this amplifier, I have used NE5…

Compact LM3886 Amplifier

Hello Friends, in this post I made a flat frequency mono amplifier, which can deliver up to 68W output at 4Ω. For this amplifier, I use LM3886 IC. This IC is specially designed for active studio monitors, for its low noise distor…

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