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Adjustable Strobe Light circuit diagram
Adjustable Strobe Light
Stereo Tube Amplifier circuit diagram
Stereo Tube Amplifier
Magnetic Gun circuit diagram
Magnetic Gun
Receiver Battery Low Voltage Alarm circuit diagram
Receiver Battery Low Voltage Alarm
Latching Continuity Tester circuit diagram
Latching Continuity Tester
Pulsing Third Brake Light circuit diagram
Pulsing Third Brake Light
Solid State Power Controller circuit diagram
Solid State Power Controller
The "UnFETtered Crystal Radio! circuit diagram
The "UnFETtered Crystal Radio!
Black Light circuit diagram
Black Light
Electronic Stethoscope circuit diagram
Electronic Stethoscope
Temperature-controlled Fan circuit diagram
Temperature-controlled Fan
Repeating Interval Timer circuit diagram
Repeating Interval Timer
Solid State Tesla Coil/High Voltage Generator circuit diagram
Solid State Tesla Coil/High Voltage Generator
TTL Power Supply with ‘Crowbar’ protection circuit diagram
TTL Power Supply with ‘Crowbar’ protection
28 LED Clock Timer circuit diagram
28 LED Clock Timer
LASER Transmitter/Receiver circuit diagram
LASER Transmitter/Receiver
Simple optical switch circuit diagram
Simple optical switch
6V Ultra-Bright LED Chaser circuit diagram
6V Ultra-Bright LED Chaser
NE555 Basic Monostable circuit diagram
NE555 Basic Monostable
Low pass filter - Subwoofer circuit diagram
Low pass filter - Subwoofer
Digital Stopwatch 0-99sec circuit diagram
Digital Stopwatch 0-99sec
Guitar Amplifier circuit diagram
Guitar Amplifier
Electromagnetic Field Probe with Meter Output circuit diagram
Electromagnetic Field Probe with Meter Output
UltraSonic Radar circuit diagram
UltraSonic Radar
20dB VHF Amplifier circuit diagram
20dB VHF Amplifier
Whistle Responder circuit diagram
Whistle Responder
PIC16F84A discolight effect with bass beat control circuit diagram
PIC16F84A discolight effect with bass beat control
Infrared gate 2 circuit diagram
Infrared gate 2
Unipolar Stepper Motor Controller circuit diagram
Unipolar Stepper Motor Controller
Bicycle back Safety Light circuit diagram
Bicycle back Safety Light
Knightrider lights for model cars circuit diagram
Knightrider lights for model cars
73 MHz Hallogene Lamp Radio-Controlled circuit diagram
73 MHz Hallogene Lamp Radio-Controlled
Frost Alarm circuit diagram
Frost Alarm
Dual Polarity Power Supply circuit diagram
Dual Polarity Power Supply
The Link "P" - Privacy Link! (Telephone Intercom) circuit diagram
The Link "P" - Privacy Link! (Telephone Intercom)
Beeper to find short circuits circuit diagram
Beeper to find short circuits
Led display digital Voltmeter circuit diagram
Led display digital Voltmeter
Touch Switch circuit diagram
Touch Switch
Everything-that-moves ALARM circuit diagram
Everything-that-moves ALARM
Multi Wire Cable Tester circuit diagram
Multi Wire Cable Tester
Amplifier 2x30W with STK465 circuit diagram
Amplifier 2x30W with STK465
Basic UPS Power Supply circuit diagram
Basic UPS Power Supply
Variable DC Power Supply circuit diagram
Variable DC Power Supply
Transformerless Power Supply circuit diagram
Transformerless Power Supply
Voltage Inverter II circuit diagram
Voltage Inverter II
Linear FM 30Watt circuit diagram
Linear FM 30Watt
2 Transistor FM Voice Transmitter circuit diagram
2 Transistor FM Voice Transmitter
Linear FM 50Watt with BLY90 circuit diagram
Linear FM 50Watt with BLY90
Cut Phone Line Detector circuit diagram
Cut Phone Line Detector
Ringing Phone Light Flasher circuit diagram
Ringing Phone Light Flasher
The Link Telephone Intercom – Every Home Should Have One! circuit diagram
The Link Telephone Intercom – Every Home Should Have One!
The Link A2B+1 (the Link Telephone Intercom - DTMF version) circuit diagram
The Link A2B+1 (the Link Telephone Intercom - DTMF version)
The Link 4+0 – Internal Intercom circuit diagram
The Link 4+0 – Internal Intercom
Time Delay Relay II circuit diagram
Time Delay Relay II
Flyback Transformer Driver circuit diagram
Flyback Transformer Driver
Multi Rocket Launcher circuit diagram
Multi Rocket Launcher
PWM Motor/Light Controller circuit diagram
PWM Motor/Light Controller
Fading LEDs circuit diagram
Fading LEDs
LEDs or Lamps Sequencer circuit diagram
LEDs or Lamps Sequencer
12VDC Fluorescent Lamp Driver circuit diagram
12VDC Fluorescent Lamp Driver
6 Channel Auto Reverse Sequential Disco Running Lights circuit diagram
6 Channel Auto Reverse Sequential Disco Running Lights
1KHz Sinewave Generator circuit diagram
1KHz Sinewave Generator
Continuity Tester circuit diagram
Continuity Tester
Linear Resistance Meter circuit diagram
Linear Resistance Meter
Capacitance Meter circuit diagram
Capacitance Meter
Transistor Tester circuit diagram
Transistor Tester
Picoammeter circuit with 4 ranges circuit diagram
Picoammeter circuit with 4 ranges
Muscular Bio-Stimulator circuit diagram
Muscular Bio-Stimulator
Light switch circuit diagram
Light switch
Infra Red Remote Control Extender circuit diagram
Infra Red Remote Control Extender
Low Voltage Alarm circuit diagram
Low Voltage Alarm
iButton electronic lock circuit diagram
iButton electronic lock
Electronic Locker circuit diagram
Electronic Locker
Ponyprog Circuit for ATMEL'S AVR circuit diagram
Ponyprog Circuit for ATMEL'S AVR
24 Hour Timer circuit diagram
24 Hour Timer
Important!!!
We are not responsible for any injuries or damage caused by information from this website! Working with electricity is dangerous for your life, especially diagrams related to high voltage! We do not guarantee success in building devices using our diagrams! They are not tested by us. For questions about diagrams use author info below diagram or our contact page. Thank you!