Simple 24v 20 amp adjustable power supply circuit Circuit supply power dc 30v adjustable diagram 3a variable laboratory 2a current voltage eleccircuit 12v pcb transformer transistor constant lm317 0-28v 20a power supply (lm317, 2n3055)
0-28V 20A Power Supply (LM317, 2N3055)
30v regulated 2ma dc limiting
0-30v variable power supply circuit diagram at 3a
20a supply power lm317 28v .
.
