GENERAL RADIO COMPANY 1608-A Operating Instructions Manual page 47

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AT
#25
PI6
" ' - - - - - )
+
1,o'F I04F
WH-BR
I03F
POWER
PI
~ ~ON-OFF
AC EXT
SUPPLY
~53~
WH
ALL NEGATIVE LAMP
20V DC
AC INT
GN
TERMINALS ARE COMMON
WH-BK
BK
-~
AT
#26
OFF
• •
AND GROUNDED
DCINT
I09F
V
R302
DC EXT
~
R303
53
53,I02F
~08F
WH-YE
WH-GN-BR
112R
I06R
I04F I03F
WH-OR
WH
. 5 2
;J
WH -BL -BK
IOIR
52
GN
BL
~
~
_IIOF
WH-RD
loaR
~
_IIIF
WH-GN
WH-BL
I09R
I07F
WH-GY-BR
-
WH-BL-BR
1I0R
......
Ip2
P3
PI3
]J
~
"\
...
"",
mH
WH WH
PI4
P4
----
"
?::
GY
VT
PI5
nF
V
,.'
,..
.0. PU
P5
:)
P6
/
",
/ . -
--
~
~
P7
,
/..--
< :) C(
\..
./
115F
114F
PIO PII PI21
WH-GY-BI<
IIOOpF
51
112F
WH-RD-BR
II nF
-
113F
WH-RD -BL
1I0nF
1I00nF
.....
IlpF
.-
~
1I0pF
1I00pF
P9
P8
Q
","CT~ ~CAP",mv,
52
C
s •
cp •
Gp •
R
s •
Ls •
Lp.
Figure 5-12. Simplified schematic diagram
showing light circuits.
42

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