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ELECTRICAL PARTS LIST
Values are fixed unless marked Variable.
Ckt.
N
o.
B80
B 1 70
B350
B402
B403
8404
8 5 1 5
B 5 1 6
B644
B645
Tektronix
Part No.
Use 1 50-027
Use 1 50-027
1 50-004
1 50-001
1 50-001
1 50-004
Use 1 50-027
Use 1 50-027
Use 1 50-027
Use 1 50-027
Neon, NE-23
Neon, NE-23
Description
Bulbs
Incandescent # 328 Miniature
Incandescent # 47
Incandescent # 47
Incandescent # 328 Miniature
Neon, NE-23
Neon, NE-23
Neon, NE-23
Neon, NE-23
Capacitors
Tolerance ±20% unless otherwise indicated.
Test Light
Graticule Light
Graticule light
Main Light
Tolerance of a l l electrolytic capacitors are as follows: (with exceptions)
3 V - 50 V = - l O % , +250%
51 V - 350 V = - l O % , + 1 00%
351 V - 450 V = - 1 0 % , +50%
C6
285-51 9
.047 Itf
MT
C7
281 -536
1 000 pf
Cer
C8
285-51 9
.047 ftt
MT
C l O
285-51 9
.047/tf
MT
C35
285-5 1 9
_047 ftf
MT
C36
281 -536
1 000 pf
Cer
C38
285-51 9
.047 itf
MT
C40
285-5 1 9
.047 Itt
MT
C67
281 ·506
1 2 pf
Cer.
C73
281 -525
470 pf
Cer
C85
Use *291 ·038
.01 ftf
Polystyrene
C88
285-5 1 2
.01 5 Itf
MT
C90
285·5 1 9
.047 ftf
MT
C95
283-535
.00 1 5 ftf
Mica
C1 1 2
281 -501
4.7 pf
Cer
C125
285-506
.0047 ftf
MT
C 1 26
285-506
.0047 /tf
MT
C 1 45
2 8 1 - 5 1 0
2 2 pf
Cer
C 1 65
281 -506
1 2 pf
Cer
C 1 70
283-000
.001 itf
Disc Type
C1 85A,B
Use 290-007
2 x 1 5 itf
EMC
C205
2 8 1 · 0 l O
4.5·25 pf
Cer
Var
C207
281 -503
8 pf
Cer
C242
281 -525
470 pf
Cer
C280
281 -525
470 pf
Cer
400 v
500 v
400 v
400 v
400 v
500 v
400 v
400 v
500 v
500 v
300 v
400 v
400 v
500 v
500 v
400 v
400 v
500 v
500 v
500 v
450 v
SOO v
500 v
500 v
Parts List - Type
570
1 0 %
1 0 %
1 0 %
5 %
1 0 %
± 1 pf
1 0 %
-+.5 pf
SIN
R a n g e
X51 70-up
X51 70-up
X 1 55-up
6-3
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