HP 204B Operating And Service Manual page 28

Oscillator
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Section VI
Table 6-1
Table 6-1. Index bv Reference Designator
Circuit
Reference
A1
A2
A3
A4
A5
A6
A7
A8
BT1 thru BT4
c1
c 2
c 3
c 4
c 5
C6
c 7
C8
c 9
C10 thru C13
C14
C15
C16
C17
C18
c 1 9
c20
C21 thru C24
C25
C26
C27
C28
C29
C30, C31
C32
CR1
CR2
CR3
CR4, 5
CR6
@ Stock No.
204B-19A
204B-65D
200CD- 34
204B-64B
1420-0010
01 50-0084
01 70- 007 6
0140-0174
0140-0173
0140-0108
0140-0172
0170-0076
0130-00 17
0150-0096
0140-0021
0130-0016
0180-0045
0140-0100
01 50-0042
0150-0055
01 80-0063
0180-0112
0180-0104
0180-0045
0180-0111
0170-0038
0150-0096
0180-0104
1902-0054
1910-0016
1901-0025
1910-0016
1902-0072
Description
Not Assigned
Not Assigned
Assy, range switch, includes:
c1
R1 thru R3
C3 thru C6
R5, R6
C8
s1
Assy, circuit board, includes:
C14 thru C20
R4, R8, R9
C25 thru C32
R11, R13, R14
CR1 thru CR6
L1
R29, R30
Q1 thru Q5
R40A/B
R41, R42
BT1 thru BT4
R16 thru R26
R34 thru R39
Assy, output attenuator, includes:
Assy, DC power supply, includes:
Not Assigned
Not Assigned
Battery, mercury type: 5 cell, 6.75 V
C: fxd, cer, 0 . 1 pf +80% -20'70, 50 vdcw
C: fxd, poly, 3 sect +I%, 25 vdcw
3.05 pf
0.305 pf
0.0305
pf
C: fxd, mica, 3050 pf *l%, 100 vdcw
C: fxd, mica, 305pf
k l % ,
100vdcw
C: fxd, mica, 253 pf *2'70, 300 vdcw
C: fxd, mica, 3000pf *l%, 100 vdcw
C: fxd, poly, 3 sect *l%, 25 vdcw
C:
var,
cer, 8-50 pf, 500 vdcw
C: fxd, cer, 0.05 pf
+80%
-20%, 100 v m - ; w
Not Assigned
C: fxd, mica, 39 pf* *lo%, 500 vdcw
C: var, cer, 5-25 pf, 500 vdcw
C: fxd, elect, 20 pf, 25 vdcw
C: fxd, mica, 33 pf k5'70, 500 vdcw
C: fxd, Ti02, 4.7 pf* *5'70, 500 vdcw
C: fxd, Ti02, 10 pf
*50/0,
500 vdcw
C: fxd,
elect,
500 pf -100/0+100~, 3 vdcw
Not Assigned
C: fxd, elect, 2000 pf, 1 vdcw
C: fxd, aluminum elect, 200 pf, 15 vdcw
C: fxd, elect, 20 pf, 25 vdcw
C: fxd, elect, tanta 2 pf *20'70, 25 vdcw
C: fxd, my, 0.22 pf *lo%, 200 vdcw
C: fxd, cer, 0.05 pf +EO% -20'70, 100 vdcw
C: fxd, aluminum elect, 200
pf,
15 vdcw
Diode, breakdown: 18.5 V
*O.
5
V
Diode, Ge: 100 ma at 1 V, 60 PIV
Diode, Si: 50 m a
at
1 V, 100 PIV
Diode, Ge: 100 ma at 1 V, 60 PIV
Diode, breakdown: 7.75 V
io.
25 V
Note
6-2
#
See introduction to this section
01369-4

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