Icom AT-130 - Block Diagram

SECTION 9 BLOCK DIAGRAM
VOLTAGE LINE
Explanatory notes
COMMON LINE
ANT
L
NETWORK
L/C
NETWORK
(for AT-130E)
(for AT-130/140)
D13, D14
1N60
IMP
DET
COMPARATOR
IC10
TA75393S
CPU
Q7
2SA1048
CPU
CTRL
IC1
µPD78212CW-613
PRESET
CTRL
Q9 RN1204
Q10 2SC2458
BUFF LATCH LATCH
IC2, IC3
TC74HC574AP
IC3, IC4
TC74HC574AP
IC12
µPA2004C
C
NETWORK
13.6V REG
IC8
TA7805S
5V
Q8
2SC2458
BUFF
D1
1N60
FWD PWR
DET
D11
1N60
D7, D8, D11, D12
1N60
TRANSCEIVER
P/D
Q1 2SK241
Q2 2SC2668
IC5
TC74HC393AP
BUFF DIV
SWR
DET
AT T
9 - 1