Park Air T6T User Manual page 22

Pin
Signal Name
Number
1 Ground
2 Line In (+)
3 Line In (-)
4 PTT
5 Unregulated Supply
6 Data In (+)
7 Data In (-)
8 Data Out (+)
9 Data Out (-)
Section 1
Page 18
Table 1-4. MARC Connector CN6 Pin-Out
0 volt.
Pins 2 and 3 present a 600 ohm balanced audio input to the
transmitter for use in AM modes. The input level is
adjustable between -40 dBm and 0 dBm. Phantom keying
can be superimposed on the audio lines. See 'Selecting the
Applicable Keying Method' in section 2 on page 10.
An input signal used to key the transmitter. The active
signal can be 0 volt, or a dc level between +10 and +50 volt,
or a dc level between -10 and -50 volt. Internal jumpers JP8
and JP9 must be correctly set to suit the required keying
potential (see 'Remote Keying Configurations' in section 2
on page 11). The active polarity is set from the front panel.
A dc output supply between 21.6 and 32 volt. The supply,
which is fused at 500 mA, is used as the power source for
the MARC RSE 2 equipment.
RS422 data line.
RS422 data line.
RS422 data line.
RS422 data line.
Description
T6T Transmitter User Guide