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Battery-powered Night Lamp circuit diagram
Battery-powered Night Lamp
Nite Rider Lights circuit diagram
Nite Rider Lights
Soft Musical Telephone Ringer circuit diagram
Soft Musical Telephone Ringer
Nocturnal Animals Whisker circuit diagram
Nocturnal Animals Whisker
Bedside Lamp Timer circuit diagram
Bedside Lamp Timer
Room Noise Detector circuit diagram
Room Noise Detector
6V Ultra-Bright LED Chaser circuit diagram
6V Ultra-Bright LED Chaser
Voice activated switch circuit diagram
Voice activated switch
Touch Switch II circuit diagram
Touch Switch II
Jogging Timer circuit diagram
Jogging Timer
Automatic Headlight Brightness Switch circuit diagram
Automatic Headlight Brightness Switch
Tan Timer circuit diagram
Tan Timer
Crystal Tester circuit diagram
Crystal Tester
DC Motor Reversing Circuit circuit diagram
DC Motor Reversing Circuit
Digital Volume Control circuit diagram
Digital Volume Control
Field-strength meter circuit diagram
Field-strength meter
Sound Effects Generator 2 circuit diagram
Sound Effects Generator 2
Sound Operated Switch circuit diagram
Sound Operated Switch
Headlight Flasher circuit diagram
Headlight Flasher
Electronic Siren circuit diagram
Electronic Siren
Precision Metronome and Pitch generator circuit diagram
Precision Metronome and Pitch generator
Remote Doorbell Warning Switch circuit diagram
Remote Doorbell Warning Switch
Courtesy Light circuit diagram
Courtesy Light
Digital Step-Km Counter circuit diagram
Digital Step-Km Counter
Periodic Timer circuit diagram
Periodic Timer
Capacitance Meter circuit diagram
Capacitance Meter
Car Battery Charger circuit diagram
Car Battery Charger
Photo Timer Circuit circuit diagram
Photo Timer Circuit
Amplifier Timer circuit diagram
Amplifier Timer
PlayPIC® circuit diagram
PlayPIC®
Headlights Timer circuit diagram
Headlights Timer
Stereo Preamplifier with Bass-boost circuit diagram
Stereo Preamplifier with Bass-boost
Timed Beeper circuit diagram
Timed Beeper
Electronic Locker circuit diagram
Electronic Locker
Pulse Width Modulation DC Motor Control circuit diagram
Pulse Width Modulation DC Motor Control
Multi Rocket Launcher circuit diagram
Multi Rocket Launcher
Infra Red Switch circuit diagram
Infra Red Switch
Transmitter FM 45W with valve circuit diagram
Transmitter FM 45W with valve
One-IC two-tones Siren circuit diagram
One-IC two-tones Siren
Precision Audio Millivoltmeter circuit diagram
Precision Audio Millivoltmeter
Heating System Thermostat circuit diagram
Heating System Thermostat
Emergency Light & Alarm circuit diagram
Emergency Light & Alarm
Function Generator circuit diagram
Function Generator
Muscular Bio-Stimulator circuit diagram
Muscular Bio-Stimulator
Plants Watering Watcher circuit diagram
Plants Watering Watcher
Ponyprog Circuit for AVR & PIC16F84 circuit diagram
Ponyprog Circuit for AVR & PIC16F84
Telephone amplifier circuit diagram
Telephone amplifier
Adjustable High/Low Frequency Sine wave generator circuit diagram
Adjustable High/Low Frequency Sine wave generator
Continuity Tester circuit diagram
Continuity Tester
Sound Effects Generator circuit diagram
Sound Effects Generator
Mini-box 2W Amplifier circuit diagram
Mini-box 2W Amplifier
Nicad Battery Charger circuit diagram
Nicad Battery Charger
Pulse Charger for reviving tired Lead Acid batteries circuit diagram
Pulse Charger for reviving tired Lead Acid batteries
Amplified Ear circuit diagram
Amplified Ear
Sleeping-Aid circuit diagram
Sleeping-Aid
AC Current Monitor circuit diagram
AC Current Monitor
24 Second Shot Clock circuit diagram
24 Second Shot Clock
25W Mosfet audio amplifier circuit diagram
25W Mosfet audio amplifier
Simple Digital Volume Control circuit diagram
Simple Digital Volume Control
Guitar Amplifier circuit diagram
Guitar Amplifier
60W Bass Amplifier circuit diagram
60W Bass Amplifier
Rain Detector circuit diagram
Rain Detector
Sound Level Indicator circuit diagram
Sound Level Indicator
Time Delay Relay circuit diagram
Time Delay Relay
Telephone Hold Button circuit diagram
Telephone Hold Button
Self-powered Fast Battery-Tester circuit diagram
Self-powered Fast Battery-Tester
Time Delay Relay II circuit diagram
Time Delay Relay II
5 to 30 Minute Timer circuit diagram
5 to 30 Minute Timer
Electronic Canary circuit diagram
Electronic Canary
Fixed Voltage Power Supply circuit diagram
Fixed Voltage Power Supply
Stepper Motor Controller circuit diagram
Stepper Motor Controller
High Voltage Stun Gun circuit diagram
High Voltage Stun Gun
8 Line Intercommunication using 89c51 circuit diagram
8 Line Intercommunication using 89c51
Touch Switch circuit diagram
Touch Switch
Instrument panel lamp dimmer control circuit diagram
Instrument panel lamp dimmer control
Dual Polarity Power Supply circuit diagram
Dual Polarity Power Supply
FM Telephone Bug circuit diagram
FM Telephone Bug
Triple Stroboscope circuit diagram
Triple Stroboscope
Mini Metronome circuit diagram
Mini Metronome
Dark-activated LED or Lamp Flasher circuit diagram
Dark-activated LED or Lamp Flasher
Adjustable Strobe Light circuit diagram
Adjustable Strobe Light
Pulse-Generator & Signal-Tracer circuit diagram
Pulse-Generator & Signal-Tracer
Two-wire Lamp Flasher circuit diagram
Two-wire Lamp Flasher
Flyback Transformer Driver circuit diagram
Flyback Transformer Driver
Portable Headphone Amplifier circuit diagram
Portable Headphone Amplifier
Simple optical switch circuit diagram
Simple optical switch
6 Channel Auto Reverse Sequential Disco Running Lights circuit diagram
6 Channel Auto Reverse Sequential Disco Running Lights
Batteries charger & PSU - ideal for digital cameras circuit diagram
Batteries charger & PSU - ideal for digital cameras
IR transceiver 1.0 circuit diagram
IR transceiver 1.0
High Current Power Supply circuit diagram
High Current Power Supply
Infa-Red Remote Control circuit diagram
Infa-Red Remote Control
Digital Radar Speedometer circuit diagram
Digital Radar Speedometer
"SimpleMouse" Smartcardprogrammer circuit diagram
"SimpleMouse" Smartcardprogrammer
Fading LEDs circuit diagram
Fading LEDs
Brightness Control for small Lamps circuit diagram
Brightness Control for small Lamps
Fridge door Alarm circuit diagram
Fridge door Alarm
Capacitive Sensor circuit diagram
Capacitive Sensor
Stereo Tube Amplifier circuit diagram
Stereo Tube Amplifier
Bicycle back Safety Light circuit diagram
Bicycle back Safety Light
1KHz Sinewave Generator circuit diagram
1KHz Sinewave Generator
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!