HP 412A Operating And Service Manual page 28

Dc vacuum tube voltmeter, serials prefixed: 301-, 3160, 424-, 649-
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Model 412A
REFEREXCE
JIESIGNATOR
R30
R31
R32
R33
R34'
R35
R36
R37
R38
R39
R40
R4 1
R42
R43
R44
R45
R46
R47*
R48
R49. R50
R51 thru R l O O
R l O l
R102
R103
R104
R105
R106
R107
R108
R109
R l l O
R l l l
R112
R113
R114
R115
R116
R117
R l l 8
R119
R120
A121
R122
R123
R124
R125
A126
R127. R128
A129
~ i 3 n
R131
R132
s1
s2
s3
S4
thrii SlO0
SlUl
s102
T1 lliru TlOO
Tt01
00 129.5
~
- h p -
PAR?'
NO
081 3-001 9
081
i.no117
0698.0001
0727-0040
0690-2721
21 00.0011
0727-0086
0727-0056
0727.0035
412A.26H
412A26F
412A.26E
412A-26C
412A.266
412A.26A
2100-0021
0727-0274
06874741
0686-1045
07570178
06874751
0687-1821
0687-1051
0687-1031
06872261
0687-1051
06874731
0687-2751
0687.1021
0687.1041
0687-8241
0687-3331
2100-0009
0687-2751
0687-1031
2100-1436
0727-0209
0687.1821
0690-1211
081 1.1512
081 1-1867
0690-5611
2 100-0078
06844741
2100-1567
0683-1045
06834325
07570156
412A.19A
412A.198
3100-0183
31nu.oi84
3101-000 1
3101-0033
91004238
9 100-002 1
T Q
-
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
2
2
1
1
2
1
1
1
1
1
1
1
1
I
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
-
DESCRIPTION
R: fxd ww 0.47 ohms 1% 1/2
W
A : fxd
C flm 94.8 ohms 1% 112 W
R : fxd w 10 kilohms 1%
5 W
Factory Selected
Value. See
Paragraph 5-41.
R: fxd comp 2700 ohms 10% 1 W
R: vir comp lin 5000 ohms 20% 112 W
R: fxd
C
flm
684 ohms0.5% 1/2 W
R: fxdCflm216ohms0.5%1/2W
A: fxd C flm 68.4 ohmsO.5% 1/2 W
R: fxdww21.6ohms
R: fxd 6.84
ohms
R: fxd
ww 2.16 ohms
R: fxd
ww 0.684 ohms
R: lxd wwO.216 ohms
R: fxd
ww
0.1 ohms
R:
var ww
lin 100
ohms 20% 2 W
Factory Selected Value.
See
Paragraph 541.
nsr; part of voltage probe assembly
R: fxd C flm 1 megohm 1% 1/2 W
Not assigned
R: fxd comp 470 kilohms
10% 1/2 W
R: fxd comp 100 kilohms5% 112
W
A: fxd comp
I800
ohms 10%
1/2 W
R: fxd met
llm 100 ohms 1% 1/4 W
R:
fxd comp 4.7 megohms 10% 1/2 W
R:
fxd comp 1 megohm 10% 1/2 W
R: fxd comp 10 kilohms 10% 112 W
R: fxd comp 22 megohms 10% 112 W
R: fxd comp 1 megohm lU% 112 W
R: fxd comp 47 kilohms 10%
In
W
R:
fxd comp 2. 7 megohms 10%
112
W
R: fxd comp 1000
ohms
10% 112 W
R: fxd comp 100 kilohms 10% 112
W
R: l x d comp
820
kilohms 10% 1/2 W
A : fxd comp 33 kilohms 10% 1/2 W
A:
var comp
25
kilohms 20% 1/3 W
R:
fxd comp 2.7 megohms 10% 112
W
R:
fxd comp 10 kilohms 10% 112 W
R: var comp tin 10 kilohms 30% 1/8
W
R:
fxd C flm 108 kilohms 1% 112
W
R: fxd comp 1800 ohms 10% 112 W
R: fxd comp 120 ohms 10% 1 W
R: fxd comp 560 ohms 10% 1 W
R: fxd ww 4000 ohms 5% 5 W
A: fxd ww
15
kilohms
5% 5
W
R: var comp lin 500 ohms 30% 3/10
W
R: fxd comp 470 kilohms 10% 1/2
W
R: var ww tin 10 kilohms 10%
2
W
R: fxd comp 100 kilohms5K 1/4 W
A: fxd comp 4300 ohms 5% 1/4 W
R:
fxd met flm 1.5 megohms
I%
1R W
Assembly: range switch for cabinet model (include S2, S3)
Assembly: range switch for rack model (include S2, S3)
Switch: lever 2 sect 3 position
Switch: lever 1 sect
2
position
Not assigned
Switch: toggle SPST 250 V 3 A
Switch: slide OPOT
Not assigned
Transformer: power (used in instrumentsswial number
Transformer: power (used in instrumentsserial number
R: fxd comp 4.7
ohms
5% 1/2
w
316.08283 and above)
301-08282 and below)
-
MFIZ.
.hp-
01121
19701
91637
01121
11 237
19701
19701
19701
-hp-
- h p
*hp.
-hp.
-hp.
.hp
11236
19701
01121
01121
01121
19701
01121
01121
01121
01121
01121
01121
01121
01121
01121
01121
01121
11237
01121
01121
7 1450
19701
01121
01121
01 121
56289
56289
11237
01121
71450
01121
01121
75042
- h p
-hP.
76854
76854
04009
42 190
- h p
.hp-
Section V I
MFR.
P A R T N O .
EB47G5
MF7C
RS-5
G82721
Type 45
MF7C
MF7C
MF7C
Type 112
MF7C
E84741
E81045
E61821
MF6C T-0
E84751
E61051
E81031
E62261
E61051
E64731
E82751
E61021
EB1041
E88241
E83331
Type 45
E82751
E81031
aszoo
MF7C
E61821
GI31211
GI35611
243E
243E
Model
70
E64741
117
CB1045
C84325
CEC T-0
190503.187-N2C
189777-187-K 1
80994.H
4633
obd
obd
obd
obd
obd
obd
obd
obd
obd
obd
6-3

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