Tektronix 503

Electrical Parts List— Type 503
Diodes (Conf)
Tektronix
Ckt. No. SN Range_____________________________Description___________________________________________Part No.
D362
X I270-2659 Germanium, T12-G
152-008
2660-up
Silicon Replaceable by 1N3605
Use *152-0185-00
D452
X I270-2659
Germanium, T12-G
152-008
2660-up Silicon Replaceable by 1N3605 Use *152-0185-00
D454
X7740-9549
Zener, 1N980A 0.4 w, 62 v, 10%
152-0176-00
D454
9550-up
Zener 1N980B 0.4 w, 62 v, 5%
152-0285-00
D462
X I270-2659 Germanium, T12-G
152-008
2660-up
Silicon Replaceable by 1N3605
Use *152-0185-00
D611
101-9649 Silicon, 600 v PIV 500 MA 1N2864
152-048
D611
9650-up Silicon 1N2615
152-0040-00
D612
101-9649 Silicon, 600 v PIV 500 MA 1N2864
152-048
D612
9650-up
Silicon 1N2615
152-0040-00
D652 Silicon, Selected for short recovery time-600 PIV, 500 MA
*153-008
D662 Silicon, Selected for short recovery time-400 PIV, 500 MA
*153-007
D672
Silicon, Selected for short recovery time-400 PIV, 500 MA
*153-007
D682 Silicon, Selected for short recovery time-400 PIV, 500 MA
*153-007
Q354
101-2169
Transistors
2N1637
151-045
Q354 2170-4779 Replacement Kit
Use *050-0251-00
Q354 4780-up
Selected from 2N3251
*151-133
Q364
101-2169
2N1637
151-045
Q364 2170-4779
Replacement Kit
Use *050-0251-00
Q364
4780-up
Selected from 2N3251
*151-133
Q454 101-2169 2N1637
151-045
Q454
2170-4779
Replacement Kit
Use *050-0251-00
Q454 4780-up Selected from 2N3251
*151-133
Q464
101-2169 2N1637
151-045
Q464 2170-4779 Replacement Kit
Use *050-0251-00
Q464
4780-up Selected from 2N3251
*151-133
Electron Tubes
V24
6DJ8
154-187
V45 6DJ8
154-187
V135
6DJ8
154-187
V I45 6DJ8
154-187
V I52 101-4229
6BJ7
Use 154-0453-00
V I52 4230-up 6AL5
154-0016-00
V I60 6BL8/ECF80
154-278
V334
101-6996X
6DJ8
Checked
Use *157-066
V334 )
V344 j
X6997-10179 8393
Checked pair
*157-0109-00
V334 \
V344 }
10180 8393
Checked pair
*157-0127-00
V374
101-10169 6CB6
154-030
V374
10170 8136
154-0367-00
V384
101-10169
6CB6
154-030
V384
10170 8136
154-0367-00
V434
101-6996X
6DJ8 Checked
Use *157-066
7-10