
Model 428B
Circuit
Reference-hp-
Stock No.
Description #
R69
R70
2100-0002
0687-1001
var, ww, 50 ohms ±10%, 2 W
fxd, comp, 10 ohms ±10%, 1/2 W
R20
R21
0727-0198
0686-1345
fxd, dep c, 66K ohms ±1%, 1/2 W
fxd, comp, 130K ohms ±5%, 1/2 W
R71
R72
0693-1041
0690-1241
fxd, comp, 100K ohms ±10%, 2 W
fxd, comp, 120K*ohms ±10% 1 W
R22, 23
0687-2261
fxd, comp, 22M ±10%, 1/2 W
R73
0764-0003
fxd, mfg, 3300 ohms ±5%, 2 W
R24
0687-1021
fxd, comp, 1K ohms ±10%, 1/2 W
R74
0727-0196
fxd, dep c, 52. 6K ohms ±1%, 1/2 W
R25
0687-1051
fxd, comp, 1M ±10%, 1/2 W
R75
0727-0163
fxd, dep c, 11. 88K ohms ±1%, 1/2 W
R26
0687-1031
fxd, comp, 10K ohms ±10%, 1/2 W
R76
0816-0008
fxd, ww, 10K ohms ±10%, 10 W
R27
R28
0687-1541
0689-7515
fxd, comp, 150K ohms ±10%, 1/2 W
fxd, comp, 750 ohms ±5%, 1 W
R77
R78
0687-6821
0730-0072
fxd, comp, 6.8K ohms ±10%, 1/2 W
fxd, dep c, 123K ohms ±1%, 1 W
R29
0687-1541
fxd, comp, 150K ohms ±10%, 1/2 W
R79
0687-1021
fxd, comp, 1K ohms ±10%, 1/w
R30
0687-5621
fxd, comp, 5.6K ohms ±10%, 1/2 W
R80
Not Assigned
R31
0727-0226
fxd, dep c, 2 50K ohms ±1%, 1/2 W
R81
0686-6225
fxd, comp, 6.2K ohms ±5%, 1/2 W
R32
0727-0201
fxd, dep c, 71.56K ohms ±1%, 1/2 W
R82A/B
2100-0197
var comp, dual pot,
±10%, 2 W
R33
0730-0032
fxd, dep c, 12. 3K ohms ±1%, 1 W
R82A, 2K ohms
R34
0687-4701
fxd, comp, 47 ohms ±10%, 1/2 W
R82B, 200 ohms
R35
0690-4731
fxd, comp 47K ohms ±10%, 1 W
R83
Not Assigned
R36
0689-9115
fxd, comp, 910 ohms ±5%, 1 W
R84
2100-0153
var, comp, 2K ohms ±20% 1/3 W
R37
0687-4711
fxd, comp, 470 ohms ±10%, 1/2 W
R85
0687-5621
fxd, comp, 5.6K ohms ±10%, 1/2 W
R38 thru R40
R41 thru R44
0727-0184
Not Assigned
fxd, dep c, 28.4K ohms ±1%, 1/2 W
R86
R87 thru R90
0687-1531
fxd, comp, 15K ohms ±10%, 1/2 W
Not Assigned
R45
0727-0244
fxd, dep c, 500K ohms ±1%, 1/2 W
R91
0727-0195
fxd, dep c, 50K ohms ±1%, 1/2 W
R46
2100-0006
var, ww, 5K ohms ±10%, 2 W
R92
2100-0013
var, comp, lin, 50K ohms ±20%
R47
0689-3935
fxd, comp, 39K ohms ±5%, 1 W
R93
0687-1011
fxd, comp, 100 ohms ±10%, 1/2 W
R48
0687-4711
fxd, c
.p, 470 ohms ±10%, 1/2 W
R94, 95
0687-1021
fxd, comp, 1K ohms ±10%, 1/2 W
R49
R50
0727-0075
0687-4721
fxd, dep c, 490 ohms ±1%, 1/2 W
fxd, comp, 4.7K ohms ±10%, 1/2 W
R96
R97
0687-4711
0687-1011
fxd, comp, 470 ohms ±10%, 1/2 W
fxd, comp, 100 ohms ±10%, 1/2 W
R51
0730-0080
fxd, dep c, 245K ohms ±1%, 1 W
R98
2100-0038
var, ww, 300 ohms
R52
R53 thru R59
0727-0132
fxd, dep c, 4K ohms ±1%, 1/2 W
Not Assigned
R99
R100, 101
0767-0010
0690-1041
fxd, mfg, 15K ohms ±5%, 3 W
fxd, comp, 100K ohms ±10%, 1 W
R60
0687-6811
fxd, comp, 680 ohms ±10%, 1/2 W
R102
0811-0041
fxd, ww, 169 ohms ±1%, 3 W
R61
0727-0021
fxd, dep c, 45 ohms ±1%, 1/2 W
R103
0819-0011
fxd, ww, 4.5K ohms ±10%, 20 W
R62
0727-0038
fxd, dep c, 90 ohms ±1%, 1/2 W
R104
0687-2251
fxd, comp, 2.2M ±10%, 1/2 W
R63
2100-0022
var, ww, lin, 500 ohms ±20%, 1 W
R105
0687-4711
fxd, comp, 470 ohms ±10%, 1/2 W
R64
2 100-0270
var, ww, lin, 50 ohms ±10%, 2 W
R106
0730-0063
fxd, dep c, 83K ohms ±1%, 1 W
R65
0687-2711
fxd, comp, 270 ohms ±10%, 1/2 W
R107
0727-0154
fxd, dep c, 9380 ohms ±1%, 1/2 W
R66
0687-4701
fxd, comp, 47 ohms ±10%, 1/2 W
R108
0727-0240
fxd, dep c, 405K ohms ±1%, 1/2 W
R67
0812-0015
fxd, ww, 8 ohms ±3%, 2 W
R109
2100-0013
var, comp, lin, 50K ohms ±20%
R68
0727-0023
fxd, dep c, 50 ohms ±1%, 1/2 W
Circuit
Reference
L Stock No.
Description#
41
Содержание 428B
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Страница 11: ...Model 428B Figure 3 1 Measurement Procedures 4 ...
Страница 15: ...Model 428B Figure 4 1 Block Diagram 8 ...
Страница 27: ...Model 428B Figure 5 9 Detailed Troubleshooting Tree 20 ...
Страница 29: ...Model 428B 22 ...
Страница 35: ...Model 428B Figure 6 1 Parts Breakdown current probe 28 ...
Страница 37: ...Model 428B Figure 7 1 Block Diagram 30 ...
Страница 39: ...Model 428B Figure 7 5 Power Supply 32 ...
Страница 40: ...Model 428B Figure 7 6 Block Diagram 33 ...
Страница 44: ...Model 428B Figure A 1 428B Side Views 37 ...
Страница 45: ...Model 428B Figure A 2 Backdating Schematics for 428B 38 ...
Страница 46: ...Model 428B Figure A 3 Backdating Schematics for 428B 39 ...
Страница 52: ...Model 428B 00428 90003 PRINTED IN U S A 45 ...