Codan MT-3 - Page 6

TN105 Dual Subrack Interconnection
MT-3/4 Radio Systems
TECHNICAL NOTES
Page 2 of 2
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Figure 1 - Front View of Dual Subracks; Second Subrack has only AMP-2 series Power Amplifi ers
Figure 2 - Rear View of Dual Subracks; Jumper wires between fi rst and second subrack
FIRST SUBRACK WITH
TRANSMITTERS, RECEIVERS,
SYSTEM MONITOR & CONTROL CARD
SECOND SUBRACK WITH
AMP-2 SERIES 30 WATT
POWER AMPLIFIER MODULES
NO SYSTEM MONITOR
REQUIRED
NO CONTROL CARD
REQUIRED
REPEATER
CONTROL
RX B
TX B
RX A
TX A
CI-RC-4L
PULL DOWN
TO REMOVE
TRANSMITTER
CNTL
BUS
MIC RF OUT
AD
ANALOG
DIGITAL
NORM
OFF
KEY TX
MICMODE
DANIELS
ELECTRONICS LTD.
REF
IN
USB
FREQUENCY (MHz)
MADE IN CANADA
MODEL # CODE
RECEIVER
NORM
SQ. DISABLE
OFF
CNTL
BUS
AD
RF NI
DANIELS
ELECTRONICS LTD.
REF
IN
USB
FREQUENCY (MHz)
MADE IN CANADA
MODEL # CODE
TRANSMITTER
CNTL
BUS
MIC RF OUT
AD
ANALOG
DIGITAL
NORM
OFF
KEY TX
MICMODE
DANIELS
ELECTRONICS LTD.
REF
IN
USB
FREQUENCY (MHz)
MADE IN CANADA
MODEL # CODE
RECEIVER
NORM
SQ. DISABLE
OFF
CNTL
BUS
AD
RF NI
DANIELS
ELECTRONICS LTD.
REF
IN
USB
FREQUENCY (MHz)
MADE IN CANADA
MODEL # CODE
POWER AMPLIFIER
PWR
TX
O / T
VSWR
ON
OFF
RF OUT
RF IN
DANIELS
ELECTRONICS LTD.
FREQUENCY (MHz)
MADE IN CANADA
MODEL # CODE
POWER AMPLIFIER
PWR
TX
O / T
VSWR
ON
OFF
RF OUT
RF IN
DANIELS
ELECTRONICS LTD.
FREQUENCY (MHz)
MADE IN CANADA
MODEL # CODE
VOL
SYSTEM REGULATOR
METER
+
-
MADE IN CANADA
ON
OFF
SPKR
INT
EXT
EXT
SPKR
OFF
POWER
ON
2
1
5
4
3
67
8
11
10
9
FUNCTION
12
+9.5 Vdc
REGULATED
POWER OUTPUT
POWER INPUT
+10 to +17 Vdc
+13.8 Vdc NOMINAL
+9.5 Vdc
POWER INPUT
SECOND SUBRACK WITH
30 WATT POWER AMPLIFIER
MODULES ONLY
JU1 INSTALLED
WITH 16 AWG WIRE
(REQUIRED WHEN NO
SM-3 IS INSTALLED)
POWER INPUT
+10 to +17 Vdc
+13.8 Vdc NOMINAL
FIRST SUBRACK WITH
TRANSMITTERS, RECEIVERS,
SYSTEM REGULATOR & CONTROL CARD
POWER
SUPPLY
INPUT
+9.5 Vdc INTERCONNECT CABLE
REQUIRED FOR AMP-2 CONFIGURATIONS
(NOT AMP-4)