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Audio - all subcategories author: JOHN SMITH visits: 7596 
60w amplifier designed for bass. Preamp included.
author: RED Free Circuit Designs visits: 7118 
Low pass audio filter for subwoofer with TL064 integrated circuit
author: Soulis Papanastasiou visits: 4940 
You can use this powerfull amplifier in any small audio project. It is very small (6.5 x 4.5 cm).It outputs 10W and uses a 9V battery.
author: visits: 4866 
This nifty sound level meter is a perfect one chip replacement for the standard analog meters. It is completely solid state and will never wear out. The whole circuit is based on the LM3915 audio level IC and uses only a few external components.
author: visits: 3928 
This is a handy, easy to build general purpose 50 watt amp. The amp has an input for a radio, TV, stereo or other line level device. It also has a phono input for a record player, guitar, microphone or other un-amplified source
author: unknown visits: 3580 
Digital volume control for your audio device with only few components.
author: visits: 3578 |
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