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BENDIX ADF-T12B User Manual

BENDIX ADF-T12B
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DESCRIPTION AND OPERATION
S E N S E A N T E N N A
SIGNAL VOLTAGE.
CONSTANT PHASE
L O O P T O R I G H T O f T R U E N U L L
l—4-loop voltage
L O O P T O L E F T O F T R U E N U L L
I
t
OUTPUT OF LOOP AMPLIFIER
AFTER 90* RETARD IN PHASE
LOOP TO LEFT
O F T R U E N U L L
LOOP TO RIGHT
O F T R U E N U L L
1
Mmmf-
LOOP SIGNAL INPUT TO
BALANCED MOOULATOR
(AF TER 90 * PHAS E SHIFT)
4
4 7 C P S S W I T C H I N G V O L T A G E
TO FIRST HALF OF
BALANCED MODULATOR
5
4 7 C P S S W I T C H I N G V O L T A G E
TO SECOND HALF OF
BALANCED MODULATOR
6
O U T P U T F R O M F I R S T H A L F
OF BALANCED MOOULATOR
7
\
(
O U T P U T F R O M S E C O N D H A L F
OF BALANCED MOOULATOR
8
¥
9 S E N S E A N T E N N A S I G N A L
V y U U U U U U
resultant SIGNAL AFTER
A D D I N G B O T H H A LV E S O F
BALANCED MOOULATOR
OUTPUT TO SENSE
ANTENNA SIGNAL
k
10
V
U
y-
4 7 - C P S D E M O D U L AT E D
OUTPUT OF ADF
RECEIVER AND SERVOAMP
II
4 7 C P S R E F E R E N C E
VOLTAGE
12
I
(
V.
Fipure 4
Phase Relationships
Pape 12
APRIL 1965

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BENDIX ADF-T12B Specifications

General IconGeneral
BrandBENDIX
ModelADF-T12B
CategoryReceiver
LanguageEnglish