BENDIX ADF-T12B

DESCRIPTION AND OPERATION
SENSE
ANTENNA
y
AMPLIFIER
STAGES
OF SERVOAMP
INDICATOR
AOF
RECEIVER
ISO*
C9
HeAv;fq CONDUCTION
Of 05. OVERCOMES
LIGHT CONDUCTION OF 06
LOOP
ANTENNA
(A)
(8)
o
Tl
OS
a
o o
o
o o
o
resultant
o
47 CPS
POWER
OSCILLATOR
07,08
o o
o
o
SERVO
MOTOR
RF
vwo
RESOLVERo o
o
o
o o
o
(C)
(0)
o
o o
o
06
rv:—
\
LIGHT CONDUCTION
RESULTANT
Figure 8
Motor Control Amplifier Operation (45^ Bearing), Simplified Schematic Diagram i
\
SENSE
ANTENNA
y
AMPLIFIER
STAGES
OF SERVOAMP
INDICATOR
ADF
ECEIVER
1
C8
LOOP
ANTENNA
RESULTANT ^
light CONDUCTION
jn
Tl
05
I
o o
o o
o o
o o
oo
47CPS
POWER
OSCILLATOR
07.08
o o
o o
SERVO
MOTOR
RF
■ VW
o
ITTfiSniitpi
wuitMwl-Ti
RESOLVERoo
o
o o
o
o
o
nv
o o
o
o
06
/ HEAVIER CONDUCTION
OF 06 OVERCOMES
LIGHT CONDUCTION OF 05
RESULTANT
(
Figure 9
Motor Control Amplifier Operation (225° Bearing), Simplified Schematic Diagram
Page 18
APRIL 1965