Tektronix 475 - Page 238

475 EFF SN B080000-up
Page 1 of 5
ELECTRICAL PARTS LIST AND SCHEMATIC CORRECTION
CHANGE TO:
A9
670-2239-01
Interface Circuit Board Assembly
C1124
283-0116-00 820 pF, 500 V, 5%
C1134 283-0116-00 820 pF, 500 V, 5%
C1178
283-0644-00
150 pF
C1326
281-0519-00
47 pF, 500 V
C1512
281-0512-00 27 pF, 500 V
CR1489
152-0107-00
Silicon, TI60 or 1N647
L1232
Q1114
276-0507-00
151-0127-00
Core, ferramic suppressor (selec
Silicon, NPN, selected from 2N23
Q1140
151-0223-00
Silicon, NPN, 2N4275
Q1496
151-0280-00
Silicon, PNP, MM4003
R1114
321-0126-00
200 ft, 1/8 W, 1%
R1116
315-0182-00
1.8 kft, 1/4 W, 5%
R1117
315-0303-00
30 kft, 1/4 W, 5%
R1124
315-0361-00 360 O, 1/4 W, 5%
R1128
321-0045-00
28.7 ft, 1/8 W, 1%
R1134
315-0431-00 430 ft, 1/4 W, 5%
R1138
321-0045-00
28.7 O, 1/8 W, 1%
R1141
321-0190-00
931 ft, 1/8 W, 1%
R1259
321-0287-00
9.53 kft 1/8 W, 1%
R1483
315-0472-00
4.7 kft, 1/4 W, 5%
R1484
315-0203-00 20 kft, 1/4 W, 5%
R1485
315-0273-00 27 kft, 1/4 W, 5%
R1488
308-0127-00 2.5 kft, 5 W
REMOVE:
C1112 283-0010-00
C1116 283-0000-00
0.05 |iF, Cer, 50 V
0.001 nF, Cer, 500 V, +100%-0%
M19,919/473