Electronic projects

60w amplifier designed for bass. Preamp included.

author: RED Free Circuit Designs
visits: 42335

Small digital volume control device. Modernize your amplifier.

author:
visits: 39760

High Quality, very simple design. No need for a preamplifier.

author: RED Free Circuit Designs
visits: 39050

author: Audioguru Dec '05
visits: 34220

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: 30876

High-quality modular design. 9V Battery powered - Very low current drawing. Preamp, tone control, mixer - all in one

author: RED Free Circuit Designs
visits: 30403

author: JOHN SMITH
visits: 29930

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: 29802

Stereo amplifier with 30w per channel

author:
visits: 28428

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: 27293