Quantity

Identification

Description

Digikey #

Resistors

9

R1-R6,R8-R10

10K ¼ W

10KQBK-ND

2

R7,R11

2.2K ¼ W

2.2KQBK-ND

1

R12

100 ohm ½ W

100H-ND

1

R13

2260 ohm ¼ W 1%

2.26KXBK-ND

1

R14

243 ohm ¼ W 1%

243XBK-ND

Capacitors

1

C1

470uf,25V radial

493-1304-ND

1

C2

1uf Tantalum

399-3529-ND

1

C3

10uf Tantalum

399-3563-ND

3

C4-C6

0.1uf ceramic

P4923-ND

Sockets & Conn.

1

DB25

DB25,Male,rt.angle

4225ME-ND (rt.ang.)

183-925M-ND (vert)

1

ZIF18

ZIF18

3M1801-ND

1(optional)

ZIF40

ZIF40

3M4001-ND

1

@74LS06

14 pin DIP socket

AE9991-ND

Discrete Components

1

74LS06

74LS06 hex inverter

296-15069-5-ND

2

T1,T2, PN2907

PN2907 transistor

568-1752-1-ND

1

W05

RB151 or W05G rect.

RB151-BPMS-ND W005G-E4/1GI-ND

1

LM317

LM317LZ, volt. reg.

LM317LZOS-ND

1

7805

78L05ACZ, 5V reg.

LM78L05ACZFS-ND

2

LED

Red LED, 2.54 mm

160-1665-ND

1 (optional)

Connector or minijack

Connector

Minijack

277-1022-ND

MJ3536-ND