CTI Products TSAM Transmitter Steering & Audio Matrix - Manual (Page 36)

TSAM Installation and Maintenance Rev. 2.10 Chapter 4
CTI Products, Inc. Installation
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4.8 Receiver to Transmitter Mapping with Diode Matrix
Some systems have more receiver sites than transmitter sites. In these systems you must map each receiver
to one transmitter. A diode matrix is used to allow multiple Voted comparator outputs to drive a single
RX Voted line on the TSAM unit. An example of system with 8 receivers and 4 transmitters:
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27
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29
30
31
32
33
1
2
3
4
5
6
7
8
PUNCH
BLOCK
DIODE
PUNCH
BLOCK
TSAM
PUNCH
BLOCK
COMPARATOR
CROSS
CONNECT
WIRING
CROSS
CONNECT
WIRING
CA-80399-100
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7
33
8
VOTED 1
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9
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10
VOTED 2
VOTED 3
VOTED 4
VOTED 5
VOTED 6
VOTED 7
VOTED 8
RX VOTED 1
RX VOTED 2
RX VOTED 3
RX VOTED 4
RX VOTED 5
RX VOTED 6
RX VOTED 7
RX VOTED 8
36 GROUND GROUND
Figure 9 Rx to TX Mapping Schematic
CA-80400-100
RX VOTED 1
RX VOTED 2
RX VOTED 3
RX VOTED 4
VOTED 1
VOTED 2
VOTED 3
VOTED 4
VOTED 5
VOTED 6
VOTED 7
VOTED 8
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1
27
2
28
3
29
30
31
32
33
8
7
6
5
4
TO TSAM
PUNCH BLOCK
FROM COMPARATOR
PUNCH BLOCK
Figure 10 Rx to TX Mapping Diode Matrix Punch Block