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TABLE OF REPLACEABLE PARTS
Bridge Assembly
NOTE:
Replacement of these components must be followed
by adjustments requiring special equipment and
techniques.
Capacitors
Reference
Description
BEC Part No
C501
Var. Air
0.3 - 0.4 pF
Jackson Bros. (Spec.)
2751 23
C502
Var. Air
2 x 3 - 13 pF
Jackson Bros. (Spec.)
2751 29
C503
Var. Air
0.4 - 8 pF
Johanson 1802
279101
C504
Var. Cer.
4.5 - 25 pF
Erie NPO
281000
C505
Var. Air
3.2 - 50 pF
Hammarlund MAPC 50
275103
C506
Mica
100 pF ±1% 500V
Arco (selected)
2011 24
C507
Var. Air
0.7 - 30 pF
Johanson 1902
279103
C508
Var. Poly.
0.7 - 3 pF
Erie 535-008-4R
279109
C510
Var. Air
0.7 - 30 pF
Johanson 1902
279103
C511
Mylar
.022 pF ±10% 200V
Sprague I92P22392
230101
C512
Mylar
0.15 pF ±10% 400V
Sprague I92P15494S4
230141
C514
Var. Air
0.4 - 8 pF
Johanson 1802
279101
C515
Var. Air
.01 - 1.5 pF
Johanson 4484
279111
C516
Mylar
.047 pF ±10% 400V
Sprague I92P47394
234047
C517
Met. Paper
1.0 pF ±20% 400V
Aerovox P8292ZN22
235021
C518
Mylar
.047 pF ±10% 400V
Sprague 192P47394
234047
C519
Met. Paper
0.5 pF ±20% 400V
Aerovox P8292ZN21
230118
Resistors
Reference
Description
BEC Part No
R501
Metal Film
681 Q ±1% 3/8 W
T. 1. MC60D
326086
R502
Dep. Carbon
301 ft ±1%
1/4 W
Mepco Cl 0
305177
R503
Dep. Carbon
4.75K ±1%
1/4 W
Mepco Cl 0
305321
R504
Variable
2K ±10%
1/4 W
Bourns 200L-I-202
311203
R505
Variable
5K ±10%
2 W
AB Type J
311202
R506
Dep. Carbon
49.9K ±1%
1/4 W
Mepco CIO
305442
R507
Dep. Carbon
499 K +1%
1/4 W
Mepco Cl 0
305562
R509
Variable
250ft ±10%
2 W
AB (special)
311161
R511
Variable
1 OK ±10%
2 W
AB type J
311124
R512
Metal Film
499 K ±1% 3/8 W
T.l. MC60D
326561
PL 6
75 D
b-870
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