Product Manual

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20-62 VHF & UHF TRANSMITTER
Product Manual
Sea Air and Land Communications Ltd, 10 Vanadium Place, Addington, Christchurch 8024, New Zealand June 2020
Connectors and Indicators
Pin 1 on left side when viewed from front, as above.
Table 1: Connectors and Indications (L-R)
Item
Description
1
12V Supply
2
Transmit LED (Red)
3
Power LED (Green)
4
USB
5
Inputs (RJ45)
6
Serial ports x 2 (RJ12)
7
Ethernet
Table 2: Serial Connector (RJ12/6)
Table 3: Input connector (RJ45)
Pin
Connection
Pin
Connection
1
Ground
1
PTT OUT, 50mA max
2
Reserved
2
Ground
3
RS232 Port 2 TX
3
Trigger Input 4
4
RS232 Port 2 RX
4
Trigger Input 3
5
RS232 Port 1 TX
5
Trigger Input 2
6
RS232 Port 1 RX
6
Trigger Input 1
a
7
PTT Input for NRZ operation
8
Modulation Input for NRZ
operation