Heathkit HW 10 Schematic

Page 1

RESISTANCE CHART

CONTROLS ARE SET AS FOLLOWS:

AVC : OFF

RF GAIN : FULL CW

EEO/PITCH : PUSHED IN AND FULL CCW
ANL/SOUELCH : PUSHED IN AND FULL. CCW
FINAL TUNE : FULL. CCW

SPOT:OFF

CW-AM : AM

AUDIO: POWER OFF

X2~X3*X4~VFO: X4

RCVR TUNE : DIAL POINTER SET AT 50 MC
TRANS. TUNE : DIAL POINTER SET AT 50 MC
COUPLING : FULL CCW

LOADING : CAPACITOR PLATES FULL MESHED
MOD. LEVEL : PUSHED IN AND FULL CCW
MOD. MONITOR : OF?

POWER CORD DISCONNECTED

"IF READING iS ABNORMALLY LOW - REVERSE
METER PROSES.

M = Meg

K = 1,500

MINIMUM READING AFTER 5 SECONDS.
WITH ALI. TUBES IN SOCKETS.

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r CASCO DE RF
V I'A
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FROM
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Am. El 47

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HEATHKIT' .. .m-

SHAWNEE '.
MODEL HW-IO - 13°

ALL RESISTORS ARE 1/2 WATT UNLESS
OTHERWISE SPECIFIED.

ALL. CAPACITOR VALUES ARE IN ppf
UNLESS SHOWN OTHERWISE.
CAPACITORS DESIGNATEO WITH FT ARE
FEED~THROUGH TYPE.

RELAYS Rm AND Rls2 ARE SHOWN IN
RECEIVE CONDITION.

XTAL»VFO SWITCH SHOWN IN VFO POSI-
TION.

POWER SWITCH SHOWN IN ON POSITION.
CW-AM SWITCH SHOWN IN AM POSITION.
P.A. SWITCH SHOWN IN OFF POSITION.
MODULATION MONITOR SWITCH SHOWN
IN OFF POSITION.

SPOT SWITCH SHOWN IN OFF POSITION.
AVG SWITCH SHOWN IN ON POSITION.

RF GAIN .
CONTROL

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