Operating instructions

t't.ir ri' ii:
ll-
r'oltage
(d
above)
and the
cathocle
pr-rteutial
of V104 is
supplied to the fllament-
voltage
vibrator, E102. Potentiometer
R116
in
the cathocle
circuit of
V104
provides
a
means
of
acljusting the level
of voltage u'hich is
suppliecl
to the vibrator.
-Yofr..
Tl-re
metal
cases of
the
6AG7
regulator
tubes
are cor.rnectetl
to the
suppressol
grids
n'hicli ale
at a
high
potential
above
grouncl.
Do not leplace
tìte insr:l-
ated clamirs
r-rsed
on the 6AG7
tubes lvith the inetallic
clar-nps
nsed on
the CK1007
tube.
g.
Filament
voltage
for
the receiver is
de-
veloped
rvhen
the
coil of
vibra.tor
E102
is
ener-
gizecl.
For
115-volt
a-c operation,
the coil is
energized by
the rec[ified output
of T101
through nolntuìlr'
r,peti
contacts
20
and 21
of
rela1. K101.
Fi,i. 6-. 12-.
or' 24-r'olt
d-c
opera-
tion,
a d-c voltrLct'is sultplied
to the
coils
through
trormalll'
clo:t,rl cr)ìltiìcts 27
ancl
22
of
relay
K101
(pars.
-17
thi'ough Jl).
D-c
r.'oltage,
to
be interrupteci
ltr-
the lilri'iLtor.
is
suppliecl
from
the cathocie
cilcr-rit of \-101
thlough
the
lrrimar;'
of transformer
T10:l
artrl coils
L109
ar-id L110.
Capacitors
C
115,
C
I
16.
and C 117,
in
conjunction
n'ith Ll08, L109,
ancl
L110.
are
hash
filters.
Changing the setting
of R116
regu-
lates
the
d-c
voltage
to the vibrator.
C119
is
the buffer
capacitor. The interrr-rpted
cl-c
volt-
age is stepped clorvn
by transformer T103
ancl
2
3
5
6
7
I
r0
t7 vac
DC OPERATION
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sr0r sBowN
rN
6V POSI ON
+i 4v DC
- __.,j
I
r
I
FILAÀ.{EN'T
VOLTAGE
:
vreÀaiof
--
| LrLo
E
102
:
6oouH
cllT
O22UF
LOCAÍEO
IN
ELECfRICAL
EQUIPMENT
CABINEf CY-6Is/U
{P/O
REC.PWR
SUPPLY
CONNECTING CABLE)
FOR
II5VAC
OPERATION
-+-.2oÈa
xrol
cil5
.047UF
I UNLESS
OTHERWISE
INOICATED
I
I
I
IOUH
cill
t200 uF
FOR
OC
\ OPERAT1ON
s
rol
sEcT.5
REAR
FILAîVENT VOLTAGE
TEST
POINT
2l
ALL RESISTANCÉ
VALUES
ARE IN
OHMS
ALL CAPACITANCE
VALUES ARE
IN
MICROM
ICROFAR ADS.
ALL
INDUCTANCE VALUES
ARE IN HENRYS
2.K
=I,OOOOHIVS
3.
MEG
=
I,OOo,OOO
OHMS
4. MH
.
MILLIHENRYS
6.
UH
=
MICROHENRYS
?. UF
=
MICROFARADS
8. SWIICH SECfIONS.AS
V]EWEO. RO'ÎATE
COUNfERCLOCKWISE.
9. RELAY KIOI IS
ACIUAÎEO
ONLY
IN II5V AC OPERAÍ CN,
IO.
SWITCH SECTION DESIGNATEO
NO. I IS
NEARESÎ ÎHE KNOB
ENO,
il.
coNTAcfs 0F
RELAy klot
tN N0RMAL
postTt0N.
TM
295-ìE
FOR DC
OPERATION
Figurel7.
PouserSupplAPP-308lURR,h-arectifi,er.
toltageregulator,andltlctmettt.t'oltcLgesupply,
J
ttitctíonrLI
sclte ntcttic,
FOR il5VAC
OPERATION
30
AGO 3134