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Electronics And Projects

22 Watt Audio Amplifier

The 22 watt amp is easy to build, and very inexpensive

6V to 12V Converter
This inverter circuit can provide up to 800mA of 12V power from a 6V supply.

Rain Detector
This circuit uses a sensor made of a small piece of etched PC board and a simple SCR circuit to detect rain.

IR detector
This circuit has only been tested with a 74GCT04.

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This entry was posted on Wednesday, October 3rd, 2007 at 12:46 am and is filed under Audio power amplfier, Electronics And Projects, Power Supply Circuits. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

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