HP 120A - Page 78

Sect. V Page 9
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
tySTOCK
NO.
#
R27, 28
Same as R9
R29
Resistor: fixed, composition,
22,000 ohms, ±5%, 2W
B *
25-22K-5
2
R30
Resistor: fixed, composition,
8200 ohms, ±10%, 1 W
B *
24-8200
2
R31
Resistor: fixed, composition,
33,000 ohms, ±10%, 2W
B *
25-33K
2
R32 Resistor: fixed, composition,
1500 ohms, ±10%, 1/2W
B *
23-1500 1
R33
Same as R30
R34
Same as R29
R35 Same as R31
R36 Resistor: fixed, composition,
470 ohms, ±10%, 1/2W
B *
23-470
3
R37 thru
R100
These circuit references not assigned
R101
Resistor: variable, composition,
linear taper, 500, 000 ohms
G *
210-20
1
R102
Resistor: fixed, composition,
120,000 ohms, ±5%, 1/2W
B *
23-120K-5
2
R103
Resistor: fixed, composition,
1 megohm, ±10%, 1/2W
B *
23-1M
8
R104
Same as R8
R105
Same as R9
R106
Resistor: fixed, composition,
22,000 ohms, ±10%, 1/2W
B *
23-22K
1
R107
Resistor: variable, ’ composition,
linear taper, 50, 000 ohms, ±20%
G *
210-18
1
R108
Resistor: variable, composition,
linear taper, 5000 ohms
G *
210-15
1
R109
Resistor: fixed, composition,
2700 ohms, ±10%, 1/2W
B *
23-2700 1
R110
Resistor: variable, composition,
2500 ohms, ±20%, 1/2W
G *
210-98
2