Watkins-Johnson Company WJ-8718A/MFP Instruction Supplement page 90

WJ-8718A/MFP
FIGURE 3-10
TO
MFP
(A4)
BAND-
WIDTH
LATCH
U!5
DET MODE
a
AGC
LATCH
U9
D/A
I - -
...-
U23,U24
BUS
ADDRESS
...
pP BUS ..
TRANS
. .
LATCH
(
CEIVER
AND
"
..
.,
DECODE
U20
UB,UII,UJ2
I - - -
A/D
U2!5
AUDIO
SWITCHING
LOCAL/
REMOTE
AND
SQUELCH
U21,U22,
UJ6
Figure 3-10. IF Interface Board, Simplified Block Diagram
TO
IF
TO
FRONT
PANEL
3-35