scheme has three adjustable power supply 30 V 2.5 AMP

 

Adjustable power supply 3-30 V / 2.5 A.

This is a simple 3 Power has 30 volts adjustable and stabilized You can use this circuit for use IC LM723 = ral general.
Here's the pattern: pattern has 3 adjustable power supply 30 V 2.5 AMP

List of the components: R1 = 560R 1/4W R2 = C1 = 100nF C2 = 1.2 K 1/4W 40V 2200uF 35-R3 = 3.9 K 1/4W C3 = 100 pF R4 = 15K 1/4W C4 = 100uF / 35V 5W R5 = R D = 0.15 B40 C3300/2200, 3A rectifier P1 = 10 135 BD potesiometer TR1 = TR2 = IC = LM723 2N3055

Printed circuit diagram of power supply Adjustable 3 to 30 V 2.5 AMP