Posted inPower supply
Simple transformerless power supply circuits
Learn these transformerless power supply circuits, use a capacitor instead, it smaller and lighter than transformer. There are circuits as follows.
Posted inPower supply
Microcontroller | Digital power supply circuit, 5V 3A using LM350 or LM323
See 5V 3A power supply circuit using LM323K or LM350 or 7805 by helping of the power transistor. For digital load, microcontroller, even raspberry-pi.
Posted inPower supply Basic Electronics
Full Wave Precision | Half Wave rectifier circuit using op-amp
Learn types of rectifier circuit using op-amp. A diodes cannot rectifier ACV lower mV. But 741 rectifiers can help it, in filters, signal measurements, etc.
Posted inPower supply
Many ideas of 12V and 5V Dual Power Supply Circuit Diagram at 3A max
This is 5v 12v dual power supply circuit using 2N3055 and Zener diode for 12V then to LM309 or IC-7805 dc regulator IC for 5V output which easy circuit [...]
Posted inPower supply
Power Supply for Audio Amplifier , multiple output 12V, 15V, 35V
Your amplifier may sound better than before. Just change the appropriate power supply circuit. Multiple levels of output voltage. For example 15V Dual regulator for pre amplifier. And 38V Dual for main amplifier etc.