Digitally Tuned Low Power Active Filter Circuit Diagram
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On: 25 Jul, 2014
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This is a very simple, low cost, Hi-Fi quality power amplifier. You can build it 5 ways, like its shown in the table (from 20 W to 80 W RMS).
- The first thing that you must do, is t...
This circuit, connected with 32 Ohms impedance mini-earphones, can detect very remote sounds. Useful for theatre, cinema and lecture goers: every word will be clearly heard. You can also listen to ...
How to build FET Audio Mixer
This simple circuit mixes two or more channels into one channel (eg. stereo into mono). The circuit can mix as many or as few channels as you ...
This is high fidelity, high quality 25W HiFi audio amplifier circuit delivers great audio performance. You don’t need pre amplifier circuit for this design since it can be directly connected ...
This circuit turns-off an amplifier or any other device when a low level audio signal fed to its input is absent for 15 minutes at least.
Pushing P1 the device is switched-on feeding any appli...
Portable Headphone Amplifier Circuit Based 3 Transistors
his simple headphone amplifier circuit can be directly connected to other compact devices such as CD player, W...
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