Electronic Projects: Relay Circuits

Relay Toggle Circuit Using a 555 Timer
Relay Toggle Circuit Using a Single Transistor and Push Button
Relay Toggle Circuit Using a MOSFET and Push Button
555 Timer Monostable Circuit Using Pushbutton
Light Activated Relay (toggled)
Photo Electric Street Light
Power-On Time Delay Relay Circuit
Power-Off Time Delay Relay Circuit
Electronic Thermostat Relay Circuit
CHARGE COUPLED BI-DIRECTIONAL POWER MOSFET RELAY
SOLID STATE RELAY REQUIRES ONLY 50uA DRIVE CURRENT
THROUGH GLASS PUSHBUTTON SWITCH
Ultra Low Power Latching Relay Circuit
Universal Flasher using Latching Relay
Water Activated Relay
Time Delay Relay
Time Delay Relay II
Temperature-controlled Fan
Bedside Lamp Timer
Clap Relay
Water Pump Relay Control

Disclaimer

This information and the circuits are provided as is without any express or implied warranties. While every effort has been taken to ensure the accuracy of the information contained in this text, the authors/maintainers/contributors assume no responsibility for errors or omissions, or for damages resulting from the use of the information contained herein.

I disclaim everything. The contents of the articles below might be totally inaccurate, inappropriate, or misguided. There is no guarantee as to the suitability of said circuits and information for any purpose whatsoever other than as a self-training aid. I.E. If it blows your equipments, trashes your hard disc, wipes your backup, burns your building down or just plain don't work, IT ISN'T MY FAULT. In the event of judicial ruling to the contrary, any liability shall be limited to the sum charged on you by us for the aforementioned document or nothing, whichever is the lower. I will not be held responsible for any damages or costs which might occur as a result of my advice or designs.

Electronic Projects

Tuesday, August 26, 2008

Relay Circuits

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