HP 120A - Page 86

Sect. V Page 17
TABLE OF REPLACEABLE PARTS
* See ” List of Manufacturers Code Letters For Replaceable Parts Table ” .
# Total quantity used in the instrument.
CIRCUIT
REF.
DESCRIPTION, MFR. ♦ & MFR. DESIGNATION
$ STOCK
NO. #
S103-S200 These circuit references not assigned
S201 Sync Switch, (rotary)
310-238
2
S202
Part of R210
S203
This circuit reference not assigned
S204
Sweep Time and Horizontal
120A-19B
1
Sensitivity Switch HP *
S205 Sweep Expand Switch, SPDT D *
310-12
1
S206 thru These circuit references not assigned
S300
S301
Part of R323
S302
This circuit reference not assigned
S303
Part of R361
VI, AB,
Tube, electron: aged
212-12AU7 5
2 AB
ZZ *
V3 AB Tube, electron: ZZ *
212-12AZ7
1
V4 thru These circuit references not assigned
V100
V101 A Tube, electron:
212-6DJ8
2
V102
Same as V3
V103 thru
These circuit references not assigned
V200
V201
Tube, electron: 6AN8 ZZ *
212-6AN8
1
V202
Tube, electron: ZZ *
212-6U8
2
V203, 204
Same as V 1
V205 Same as V202
V206 thru
These circuit references not assigned
V300
V301
Same as V 1
V302 Tube, electron: 6AQ5 ZZ *
212-6AQ5 1
V303, 304 Tube, electron: 5642 ZZ *
212-5642
2