Tektronix 422 - Page 139

Electrical Parts List— Type 422 AC-DC
INDICATOR (cont)
Ckt. No.
Tektronix
Part No.
Serial/Model
Eff
No.
Disc
Description
Semiconductor
Device, Diodes
D14
*152-0323-00
Silicon Tek Spec
D15
*152-0323-00
Silicon Tek Spec
D30
152-0141-02
Silicon
1N4152
D41
152-0166-00 Zener
1N753A 400 mW, 6.2 V, 5%
D78
152-0166-00
Zener 1N753A 400 mW, 6.2 V, 5%
D114
*152-0323-00
Silicon Tek Spec
D ll 5
*152-0323-00 Silicon
Tek Spec
D122
152-0166-00 Zener
1N753A 400 mW, 6.2 V, 5%
D130
152-0141-02
Silicon
1N4152
D141
152-0166-00
Zener
1N753A 400 mW, 6.2 V, 5%
D154
*152-0185-00
Silicon
Replaceable by 1N4152
D201
152-0333-00 Silicon
High speed and conductance
D202
*152-0075-00 Germanium
Tek Spec
D203
*152-0075-00 Germanium Tek Spec
D204 152-0333-00
Silicon
High speed and conductance
D205 152-0333-00
Silicon
High speed and conductance
D206
*152-0075-00
Germanium Tek Spec
D207
*152-0075-00
Germanium Tek Spec
D208
152-0333-00
Silicon High speed and conductance
D210
*152-0185-00
Silicon Replaceable by 1N4152
D211
*152-0185-00
Silicon Replaceable by 1N4152
D213
*152-0185-00
Silicon
Replaceable by 1N4152
D214
*152-0185-00
Silicon
Replaceable by 1N4152
D264
*152-0185-00
Silicon
Replaceable by 1N4152
D274
*152-0185-00
Silicon
Replaceable by 1N4152
D281 *152-0185-00
Silicon Replaceable by 1N4152
D282
*152-0185-00
Silicon
Replaceable by 1N4152
D320
*152-0323-00
Silicon Tek Spec
D321
*152-0323-00
Silicon Tek Spec
D325
152-0278-00
Zener
1N4372A 400 mW, 3 V, 5%
D331
152-0141-02
Silicon 1N4152
D332
*152-0075-00
Germanium
Tek Spec
D333 *152-0075-00
Germanium
Tek Spec
D334
152-0141-02
Silicon
1N4152
D344
*152-0185-00
Silicon
Replaceable by 1N4152
D346 152-0141-02
Silicon
1N4152
D363
*152-0185-00
Silicon
Replaceable by 1N4152
D364 152-0166-00
Zener
1N753A 400 mW, 6.2 V, 5%
D375
152-0182-00
Tunnel
1N3719 10 mA, 2.5%
D401
152-0141-02
Silicon
1N4152
D402
152-0141-02
Silicon
1N4152
D403
*152-0185-00
Silicon
Replaceable by 1N4152
D404
*152-0185-00
Silicon Replaceable by 1N4152
D405
152-0081-00 20000
21353
Tunnel
1N3714 2.2 mA, 10%
D405
152-0402-00
21354
Tunnel
2.2 mA (Note diode polarity)
D407
*152-0075-00
Germanium
Tek Spec
IE
6-5