Introduction
Regulator is an universal design based on NSC's LM338,LM317.It is for build regulated power supply.Full discuss at HERE.

Project schematic:



The PCB shown below is a double layers design.



The following PDF files can be used for home etched pcb.
Bottom layer
Silk layer

Regulator power supply PCB is available.the below button is for 2PCBs order including shipping.