Electronic circuit diagrams

Electronic Circuit Diagrams / Circuit Schematics

If you would like general assistance with a specific design question you may like to try the Electrical Engineering StackExchange site below. However please carefully read the FAQ before posting:

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Note that all these links are external and we cannot provide support on the circuits or offer any guarantees to their accuracy. Also note that some of the circuits are illegal to operate in most countries, please check your local regulatory bodies if concerned. Other circuits are dangerous to construct and should not be attempted by the inexperienced. Click here to suggest a link to your own circuits or other sites.

Total circuit schematics: 2740 Last updated: 13-May-2014

Alarms and security related electronic circuit diagrams / circuit schematics

Audio power amplifier circuit diagrams / circuit schematics

Audio preamp circuit diagrams / circuit schematics

Automotive, car and motorcycle electronic circuit diagrams / circuit schematics

Data acquisition (DAQ) and data logging circuit diagrams / circuit schematics

Electronic filter circuit diagrams / circuit schematics

Games and fun stuff (electronic circuit diagrams / projects)

Infrared based electronic circuit diagrams / circuit schematics

LASER related power supplies and data transmission circuit diagrams / circuit schematics

LED related electronic circuit diagrams / circuit schematics

Lighting and light controller electronic circuit diagrams / circuit schematics

Medical and health related electronic circuit diagrams / circuit schematics

Microcontroller based electronic circuit diagrams / circuit schematics

Misc audio circuit diagrams / circuit schematics (also see Music, Amplifiers and Preamp circuits)

Miscellaneous electronic circuit diagrams / circuit schematics

Models, remote control toys, robotics related electronic circuit diagrams / circuit schematics

Motor and general control electronic circuit diagrams / circuit schematics

Music related electronic circuit diagrams / circuit schematics (also see Audio)

PC (personal computer) related electronic circuit diagrams / circuit schematics

Photography related electronic circuits and electronic projects

Power supply and power control circuit diagrams / circuit schematics

Radio-frequency RF circuit diagrams / circuit schematics (also see Transmitter circuit diagrams)

Smartphone / PDA / MP3 music player interface circuit diagrams / circuit schematics

Solar-power electronic circuits and electronic projects

Telephone and intercom related electronic circuits and electronic projects

Test equipment circuit diagrams and electronic projects

Timing and oscillator circuit diagrams / circuit schematics

Transmitter circuit schematics includding bugging device circuits (also see RF circuit diagrams)

Video related circuit schematics / circuit diagrams including video transmitter circuits