Low Cost Mosquito Repellent
Here is the simple and low cost mosquito repellent circuit design. The circuit serves to keep the mosquitoes out of…
6V and 12V Car Battery Charger
This 6V and 12V car battery charger circuit can be automatically charged, quickly and correctly, 6V and 12V batteries. Circuit…
DIY Electronic Cardlock Security System
Here is the DIY electronic cardlock security system that can be used as a lock to turn on dan turn…
Smart Vibration Sensor Alarm
Here the circuit design of vibration sensor alarm. Initially, when power switch S1 is flipped to "on" position, power indicator…
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…
Glow Plug Control Module
This is the glow plug control module unit to raise the air temperature inside the engine cylinder for quick and…
Bicycle Directional Lights
This is the electronic bicycle directional lights circuit that use inexpensive components and is a good substitute to many commercially…
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…
3V Strobe Light Miniature
This is the circuit diagram of 3V strobe light miniature. The strobe lights are generally used to create nice looking…