Electronic Circuits
For School, Hobby and Fair Projects


Home Experiments Science Fair Projects
Electronic Circuits
C=Circuit Diagram
Auto Burglar Alarms [C]
150W MP3 Car Amplifier [C]
Electronic Combination Locks [C]
Zener Diode Tester (555 timer) [C]
Doorbell for the Deaf [C]
Quiz Circuit [C]
Car Alarm and Immobilizer [C]
Simple Analog to Digital Converter (ADC) [C]
LED Torch [C]
Basic UPS [C]
The Modern Armstrong Regenerative Radio Receiver [C]
Big Ben Sound [C]
Simple Intercom System (3 transistors) [C]
Garden Sprinkler and Drip Timer Project [C]
Battery Voltage Checkers [C]
Insect Repellent Circuit [C]

More Circuits by Topic
Alarms & Security
Audio & Sound
Clocks, Timers & Counters
Detectors, Sensors & Indicators
Electronics Games
Cars & Motorcycles
Computers / PC
Lights & LEDs
Power Supplies
Radio
Sound Effects
Telephone
Control & Interface
Test & Measurement
Miscellany
Electronics Science Fair Projects
Useful Links
R=Resource
Electrical Safety [R] [R]
Electronics Project Books

                   

Electronic Circuits
Lights & LEDs
Alarms
Sound Effects
Cars & Motorcycles
Computers / PC
Detectors & Sensors
Electronics Games
Audio & Sound
Clocks & Counters
Power Supplies
Radio
Telephone
Control & Interface
Test Equipment
Miscellany

Electronics Discoveries and Inventions
Heinrich Hertz: Radio Waves
Guglielmo Marconi: Radio
Radio and Wireless Patents
Bell: Telephone Invention
The Invention of the Transistor
Konrad Zuse: Relay Computer
The Oil-Drop Experiment

Electricity Projects Famous Electro Scientists



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Last updated: January 2017
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