Here the circuit design of vibration sensor alarm. Initially, when power switch S1 is flipped to “on” position, power indicator LED1 lights up immediately. IC […]
Electronic Schematic Diagram
Protector for Electronic Appliance with Three-Phase Power
This is the circuit design of the protector for electronic appliance with three-phase power supply. Many of electronic appliances need three-phase AC supply to work. […]
Glow Plug Control Module
This is the glow plug control module unit to raise the air temperature inside the engine cylinder for quick and reliable starting, to extend the […]
Bicycle Directional Lights
This is the electronic bicycle directional lights circuit that use inexpensive components and is a good substitute to many commercially available versions in the marketplace. […]
Simple and Low Cost Dew Sensor
This is a simple and low cost dew sensor circuit that can be used to switch off any gadget automatically in case of excessive humidity. […]
3V Strobe Light Miniature
This is the circuit diagram of 3V strobe light miniature. The strobe lights are generally used to create nice looking visual effects in disco halls […]
Home Telephone Call Recorder
This is the circuit connection of home telephone call recorder that uses very few components. In order to understand its working, we must first have […]
12W Audio Amplifier based MOSFET 2SK135 / 2SJ50
This is a small 12W audio amplifier over a load of 8 Ω, that combining the NE5534 integrated with a pair of V-MOSFET transistor output […]
70W OCL Power Amplifier
This is the circuit diagram of 70W OCL power amplifier with output power of 70 watts single channel. It uses power transistor TIP2955 and TIP3055 […]
5VDC Single Polarity to 12VDC Dual Polarity Converter
This is the circuit diagram of 5VDC single polarity to 12VDC dual polarity converter based on IC LM2595-12 from National Semiconductor. This circuit will convert […]