Park Air Systems T6T, User Documentation

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T6T VHF 100 W Transmitter Page 4 Maintenance
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(8) If not using 5-carrier offset, refer to AM-Voice Mode Settings Screen in the Operation section of
this document and set to the required offset.
(9) If 5-carrier offset is required, restore the carrier offset using the following routine:
❑
Connect a 50 ohm frequency counter, through a 60 dB attenuator, to the transmitter rear
panel Antenna connector (see
Fig 5 for location of the Antenna connector)
❑
Refer to AM-Voice Mode Settings Screen in the Operation section of this document and set
the desired 5-carrier offset
❑
Refer to Changing the Transmitter Operating Frequency in the Operation section and set the
transmitter to the nearest 25 kHz channel frequency. For example, if the required frequency
is 124.504 (+4 kHz offset), set the transmitter to 124.500 MHz
❑
Key the transmitter and adjust the reference frequency, using the front panel Scroll/Select
switch, until the frequency counter displays the required operating frequency. For example
124.504 MHz
❑
When the frequency counter displays the exact operating frequency, press the Scroll/Select
switch and stop keying the transmitter
❑
Disconnect the test equipment and reconnect the antenna.