HP 120A - Page 82

Sect. V Page 13
TABLE OF REPLACEABLE PARTS
♦ See "List of Manufacturers Code Letters For Replaceable Parts Table ” .
CIRCUIT
REF.
DESCRIPTION, MFR. * & MFR. DESIGNATION
STOCK
NO.
#
R245, 246
Resistor: fixed, composition,
10 ohms, ±10%, 1/2W
B *
23-10
2
R247
Resistor: variable, composition,
1000 ohms, ±30%, 3 W
BO *
210-207
1
R248 Same as R208
R249
Resistor: fixed, composition,
270,000 ohms, ±5%, 1/2W
B *
23-270K-5 1
R250
Resistor: fixed, composition,
3900 ohms, ±10%, 1/2W
B *
23-3900
1
R251
Same as R113
R252
Resistor: fixed, composition,
22,000 ohms, ±10%, 1/2W
B *
23-22K
1
R253
Resistor: fixed, composition,
47, 000 ohms, ±10%, 1 W
B *
24-47K
1
R254
Resistor: fixed, deposited
carbon, 12 megohms, ±1%,
1 W
NN *
31-12M
1
R255, 256
Resistor: fixed, deposited
carbon, 3 megohms,
±1%, 1/2W
NN *
33-3M
2
R257
Part of S204 (not separately replaceable)
R258
Resistor: fixed, composition,
39,000 ohms, ±10%, 1/2W
B *
23-39K
1
R259
Resistor: fixed, composition,
270,000 ohms, ±10%, 1/2W
23-270K
R260
Resistor: fixed, deposited
carbon, 20,000 ohms,
±1%, 1/2W
NN *
33-20K
1
R261
Resistor: fixed, deposited
carbon film, ceramic body,
2 megohms, ±1%, 1/2W
NN *
33-2M
1
R262
Resistor: fixed, deposited
carbon, 200, 000 ohms,
±1%, 1/2W
NN *
33-200K
1
R263
Resistor: fixed, deposited
carbon, 1. 8 megohms,
±1%, 1/2 W
NN *
33-1. 8M
1
# Total quantity used in the instrument.