LM350 Adjustable Voltage Regulator
This is a 3A adjustable regulators using IC-LM350 that looks like LM317 Variable DC Power Supply, but high current higher 3A, adjust voltage 1.2V to 30V Read more
Variable Supply
0-30V 0-5A regulated variable power supply circuit
Do Not Make This circuit If You are not brave enough. Read more
LM317 with pass 2N3055 transistor circuit regulators
High quality, 3A adjustable voltage regulator. Using LM317 and 2N3055 so easy and cheap. Adjust voltage in steps 3V, 6V, 9V, 12V. And In fine, 1.25V to 20V. Read more
0-60V Dual Variable power supply circuit using LM317&LM337
This is a 0-60V, Dual Variable power supply circuit using LM317 and LM337 at 1.5A current so can builds to easy with PCB layout, adjustable voltage VR1,VR2 […] Read more
