The post explains a high efficiency and versatile IC 555 based light dimmer circuit which works by phase control through zero crossing, thus eliminating noise and other issues associated with […]
Mains AC Voltage Monitor Circuit
You might want to find out instantly whether or not the mains voltage is running low before starting an important task because the load switch ON might cause an already […]
AC Waveform and AC Circuit Theory
AC Sinusoidal Waveforms can be produced by simply spinning a coil or an inductor close to a magnetic field and the generated switching voltages and currents become the foundation of […]
AC Waveform Circuit Theory
Direct Current or D.C. is a type of electric current which moves through an electrical circuit in a single direction only, rendering it a “Uni-directional” power source. Typically, DC currents […]
Simple AC Mains Wattmeter Circuit
The power consumption of the electrical gadgets and appliances is a immediate function of the energy consumed by all of them and of the interconnection time frame, the sophisticated loads […]
Non-Contact AC Mains Tester Circuit
The simple transistor based non contact AC mains tester circuit will allow you to test the presence of mains AC hum from a distance of about 3 inches. The LED […]