Larcon FMT-24, Technical Manual

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FMT- 25 VHF FM TRANSLATOR 862-09725
Issue 1A:
INSTALLATION
INSTALLATION
STAND ALONE CONFIGURATION (FM Translator)
The following information sets out the general requirements for installation and operation of
the above equipment in a "stand alone" configuration.
Note: The operating frequency will normally be set at factory configuration, but if a different
operating ( receive or transit) frequency is necessary then the unit top cover has to be
removed and a new frequency selected on the Translator main PCB
(378-Z0027)
. This is done
by setting the DIL switches as detailed in Table 3.
1.
ELECTRICAL CONNECTIONS
Ensure that the power on/off switch on the front panel is switched off before proceeding.
a) A/C MAINS SUPPLY (115V 50Hz).
Connect a/c power cable to IEC connector on back panel.
b) DC SUPPLY (+24V dc).
Connect dc power input to the dc supply terminals on the back panel observing correct
polarity.
c) RF OUTPUT.
Connect the Antenna cable to the RF Output on the back panel using an N type connector
or via suitable adapters.
d) RF INPUT.
Connect RF input to BNC input, Input Receiver, on the back panel.
Note: When the Telemetry connector is not in use the unit requires no external commands to
enable the RF.
2. OPERATION
With the electrical connections completed above the unit is now ready for operation.
a) SWITCH ON SEQUENCE
Adjust the RF power control on the front panel, fully acw. then set the power on/off
switch to ON.
b) FRONT PANEL LED's:
RF ENABLE (green led)
ON