Llist of Dave's circuits published in DC Magazinex

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Dave's Circuits
Published in DC Magazine
September 2009 - December 2012

15 Minute Timer

AC Current Test Source

Battery Charging Generator Starter

Coin Operated Telescope

Fireplace Fizzle

Flameless LED Candle Power Boost

Garage Door Closer

Hidden Panic Switch

High Power Flashing LED

Illuminated Banister

Medical Fluid Detector

Miniature AC to DC Power Supply

Optical Fiber Pressure & Motion Test Circuit

Restaurant Table Service Request Flasher

Shooting Range Flasher

Single Lead-Acid Cell Voltage Monitor

Solar Powered Wireless Sensor

Temperature Sensitive MOSFET

Touch Activated Battery Powered Latching Relay

Underground Gate Opener

Vertically Lifting Security Gate Power Source

Water Heater Flame Detector

Wave Length Indicator

White LED Lifetime Tests

X100 Scope Probe

List of Dave's Circuits

Your comments are welcomed

HOME

Schematics Index

Hobby Corner

Dave's Circuits

Electronic Resources

Contact Info

Imagineering Ezine

Discover Solar Energy

Dave Johnson & Associates

Faraday Touch Switches

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