Radio Shack TRS-80 III User Manual

SERVO (MOTOR CONTROL) BOARD
PARTS LIST (Cont'd)
(LINEAR SERVO BOARD)
MANUFACTURER'S
RADIO SHACK
SYMBOL
DESCRIPTION
PART NUMBER PART NUMBER
PRINTED CIRCUIT BOARD,
8709169
SERVO (MOTO R CONTROL)
CAPACITORS
C1
47 JlF, 16V, Electrolytic
8326471
C2 47 JlF, 16V, Electrolytic
8326471
C3 0.1 JlF,50V,Axial
8374109
C4 1.0 JlF, 35V, Tantalum
8335103
C5
0.01 JlF, 80V, Axial
8393104
C6
0.022 JlF, 50V, Axial
8373224
INDUCTOR
L1
3.3 Jlh, 10%
8419005
ACA8059
INTEGRATED CIRCUIT
U1
LM2917N, Frequency to Voltage
8050917
AMX4181
Converter
RESISTORS
R1
20K, 1/4 W, 5% 8207320
AN0306EEC
R2
1M, 1/4 W, 5%
8207510
AN0445EEC
R3
1K,1/4W,5%
8207210
AN0196EEC
R4
1K, Trim Potentiometer
8289210
AP7058
R5 #-
1K, 1/4 W, 5%
8207210
AN0196EEC
R6
150K, 1/4 W, 5%
8200415
R7 470 ohm, 1/4 W, 5%
8207147
AN0169EEC
R8 1K, 1/4 W, 5%
8207210
AN0196EEC
R9
470 ohm, 1/4 W, 5%
8207147
AN0169EEC
R10
1K,
1/4 W, 5%
8207210
AN0196EEC
R11
1 ohm, 1/2 W, 5%
8217001
AN0022EFC
R12
2
.2K, 1/4 W, 5%
8217222
AN0216EEC
R13
2
.2K, 1/4 W, 5%
8217222
AN0216EEC
R14
1M,1/4W,5%
8207510
AN0445EEC
TRANSISTORS
01
TIP110, Power
8110110
AMX4331
02
1N4124, NPN
8110124
AMX4178
MISCELLANEOUS
10-pin, Right Angle Header
8519057
AJ6817
Screw, 4-40 x 1/4" (6.35 mm)
8569032
AHD1541
Nut, Hex, 4-40
8579001
AHD7165
111

Radio Shack TRS-80 III Specifications

General

Brand	Radio Shack
Model	TRS-80 III
Category	Desktop
Language	English