Mark-8 Minicomputer Reproduction Power Supply PCB

Build your own linear power supply for the Mark-8 minicomputer. This power supply is designed to delivery +5 volts at 3 amps and -9 volts at 1.5 amps which is sufficient for the Mark-8 minicomputer.
 
This listing is for version B of the power supply with a slightly different layout to provide for larger heat sinks.
 
Contents:
 
Unstuffed PCB
Parts List
Parts Layout
 
Parts List:
 
Part
Spec
Part #
D1-D4
1N5408
Digikey 641-1316-1-ND
D5-D6
5mm LED
Any LED
C1-C2
4,700 uF 35V
Electrolytic 35V
C3-C4, C8-C9
0.1 uF
Ceramic disc
C5, C10
10 uF
Electrolytic 35V
C6-C7
2,200 uF 35V
Electrolytic 35V
J1-J2
3.96mm 3-pos
Digikey YK3030323000G-ND
R1
820 ohm
Any 1/4w resistor
R2
270 ohm
Any 1/4w resistor
R3
220 ohm
Any 1/4w resistor
R4
1.5k ohm
Any 1/4w resistor
R5
230 ohm
Any 1/4w resistor
R6
330 ohm
Any 1/4w resistor
U1
LM338
Digikey LM338T/NOPB-ND
U2
LM337
Digikey LM337TNS/NOPB-ND
U1 Heat Sink
Min 2.00°C/W
Digikey 6400BG-ND
U2 Heat Sink
Min 10.00°C/W
Digikey 6400BG-ND
 
Parts Layout:
 
Download the parts layout PDF.