Cable tracer camera activator capacitor discharge unit mkii cdu trains capacitor tester car detector loop detector car light extendermkii car light alert cfl driver compact fluorescent charge-current without multimeter chaser led ledchaser using fets charger nicd charging battery via solar panel chip programmer pic circuits circuit symbols complete list symbols clock make time fly clap switch see also vox clap switch turns led for seconds code lock code pad coin counter colour code for resistors all resistors colpitts oscillator combo- transistor tester constant current constant current drives two watt leds constant current for car constant current sourcecct cct constant current amp continuity tester courtesy light extender for carsmkii crossing lights crystal tester dancing flower dancing flower with speed control dark detector for project dark detector with beep alarm darlington transistor decaying flasher delay before led turns delay turn-off turns off circuit afterdelay divide-by circuit door-knob alarm driving led drive leds dynamic microphone amplifier dynamo voltage doubler electronic drums electronic filter emergency light fading led ferret finder fet chaser field strength meter for mhz flasher simple flashing leds flash from flat battery flashing beacon con flashing led see web see more circuits see bright flash from flat battery see flashing leds see led driver white led see led flasher see led flasher transistor see leds flash for secs see white led flasher see dual white led flasher see dual white led flasher see led driver see ledflasher see white led flasher flashing tail-light indicator fluorescent inverter for supply transmitters circuits fog horn fred photopopper fridge alarm fuse inidicator gold detector
|
Power Zener Project can turn ON when DARK Push-On Push OFF PWM Controller Quiz Timer Radio - AM - 5 Transistor Railway time Random Blinking LEDs Rechargeable Battery Capacity Rectifying a Voltage Relay Chatter Relay OFF Delay Relay Protection Resistor Colour Code Resistor Colour Code - 4, 5 and 6 Bands Reversing a Motor Robo Roller Robot Robot Man - Multivibrator Safe 240v Supply Schmitt Trigger SCR with Transistors Second Simplest Circuit Sequencer Shake Tic Tac LED Torch Signal by-pass Signal Injector Simple Flasher Simple Logic Probe Simple Touch-ON Touch-OFF Switch Simplest Transistor Tester Siren Siren Soft Start power supply Solar Engine Solar Engine Type-3 Solar Light - Automatic Solar Panel - charging a battery Solar Photovore Sound to Light Sound Triggered LED Speaker Transformer Speed Control - Motor Spy Amplifier Strength Tester |
|---|
|
Sun Eater-1 Sun Eater-1A Super Ear Super-Alpha Pair (Darlington Transistor) Supply Voltage Monitor Switch Debouncer Sziklai transistor Telephone amplifier Telephone Bug see also Transmitter-1 -2 Telephone Taping - see Phone Tape Testing A Transistor Ticking Bomb Time Delay Circuits Toggle a Push Button using 2 relays Toggle A Relay Toroid - using a toroid Inductor Touch Switch Touch-ON Touch-OFF Switch Touch Switch Circuits Tracking Transmitter Track Polarity - model railway Train Detectors Train Throttle Transformerless Power Supply Transistor Amplifier Transistor Pinouts Transistor tester - Combo-2 Transistor Tester-1 Transistor Tester-2 Transistor and LED Tester - 3 Transistor and Capacitor Tester- 4 Trickle Charger 12v Turn Indicator Alarm Vehicle Detector loop Detector VHF Aerial Amplifier Vibrating VU Indicator Voice Controlled Switch - see VOX Voltage Doubler Voltage Multipliers - see The Transistor Amplifier ok Voyager - FM Bug Wailing Siren Walkie Talkie |
|---|
