Simple Transistor Latch Circuit

Simple Electronic Candle Circuit

Water-Level Controller

DTMF Proximity Detector

Automatic heat detector

Solar Charger Circuit Project Using Transistors

Remote controlled appliance switch circuit using 555 ic

Transistor intercom circuit

Peak Indicator Circuit

Automotive Voltage Indicator

Battery Equality Monitor

Motor Turn Stall Detector

100 Watt Inverter

Motor Bike Brake Horn

Sound Operated Music Bell Using 555 ic

Fire alarm circuit.

Motor Controller using transistors

Thermostat Heating System

Automobile turn signal circuit using 555 ic

Ice warning and lights reminder circuit diagram