User's Manual
T6T VHF 100 W Transmitter Page 16 Installation
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MARC Data Connector
The MARC Data connector is an 8-way RJ48 socket. It can be used as an alternative to the MARC
connector for data connections. The connector pin-out is shown below and detailed in Table 7.
Table 7 MARC RJ48 Data Connector
Pin Number Signal Characteristic
1
2
Data in (-)
Data in (+)
RS422 differential asynchronous data, 9600 baud,
8 data bits, 1 stop bit, no parity, no handshaking.
3 Not connected -
4
5
Data out (+)
Data out (-)
RS422 differential asynchronous data, 9600 baud,
8 data bits, 1 stop bit, no parity, no handshaking.
6 Remote supply ON/OFF 0 V to switch off.
Note: Rear panel switch must be in the ON position
for this function to operate.
7Ground 0V.
8 Output supply This output is between 21.6 and 32 Vdc (nominally
28 V) fused at 500 mA.
Pin 1
RJ48 Plug
Numbering is shown looking from the top of the connector.
The top is being viewed when the lever is on the bottom.