This is a very simple 400V DC power supply circuit diagram, or, it may called as 230VAC to 400VDC converter. The working principle of […]

Here the circuit diagram of 12V / 20A Regulated DC Power Supply using 5 pieces of power transistor MJ2955, voltage regulator 78S12. It will […]

This symmetrical unregulated power supply is used to feed the audio amplifier based on LM1875 amplifier module National Semiconductor. With symmetrical 30V DC source […]