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Product Description
2-3
STRATA TX Operator’s Guide/Tech Ref Manual
TCU The Transmitter Control Unit (TCU) can be equipped with
either an FM Modulator or COFDM/MPEG module, or both.
either an FM Modulator or COFDM/MPEG module, or both.
ACU The optional AC to DC Power Converter (ACU) provides
+28 VDC power from an AC power source to power one or more
units in a system.
+28 VDC power from an AC power source to power one or more
units in a system.
Remote Control Panels Optional Remote Control Panels are
available to allow remote control of the STRATA TX System from
an instrument panel during airborne or mobile operations.
available to allow remote control of the STRATA TX System from
an instrument panel during airborne or mobile operations.
2.2.2
Single Unit Systems
The TXU or TCU may be used independently in single-unit
applications as follows:
applications as follows:
•
The TXU may be used as a stand-alone transmitter
accepting an IF input.
accepting an IF input.
•
The TXU may be used as a stand-alone transmitter
featuring FMT modulation or MPEG and COFDM.
featuring FMT modulation or MPEG and COFDM.
•
The TCU may be used as a stand-alone unit used for
FMT modulation or MPEG and COFDM, or both FMT
modulation and MPEG and COFDM.
FMT modulation or MPEG and COFDM, or both FMT
modulation and MPEG and COFDM.
2.2.3
Multi-Unit Systems
The TXU and TCU can be configured as part of an integrated
system as follows:
system as follows:
•
The TCU may contain the FMT modulator and MPEG/
COFDM module supplying an IF signal to a TXU
containing only the RF transmitter.
COFDM module supplying an IF signal to a TXU
containing only the RF transmitter.
•
The TXU may contain the RF modulator or MPEG/
COFDM module supplying an RF signal directly to the
transmitter antenna.
COFDM module supplying an RF signal directly to the
transmitter antenna.
•
The TCU can be separated from the TXU in applications
where the transmitter needs to be placed in another
location.
where the transmitter needs to be placed in another
location.
2.2.4
Remote Control Options
For portable mobile or airborne operations, the STRATA TX
System may be controlled by one of two models of Remote
Control Panels. The Remote Control Panels are mounted in
mobile racks or aircraft instrument panels and are connected via
an RS-232 cable between the Remote Control Panel and the
STRATA TX System.
System may be controlled by one of two models of Remote
Control Panels. The Remote Control Panels are mounted in
mobile racks or aircraft instrument panels and are connected via
an RS-232 cable between the Remote Control Panel and the
STRATA TX System.
2.2.5
Antenna and Power Options
The flexible architecture of the STRATA TX System allows a
number of options for both the transmit antenna and the power.
number of options for both the transmit antenna and the power.
Antenna Options The STRATA TX System is fully compatible
with the MRC family of transmit antennas, including:
with the MRC family of transmit antennas, including:
•
OmniPole omnidirectional
•
Megahorn compact horn
•
SectorScan flat panel
•
MicroScan parabolic
•
Ellipse parabolic
Contact your Sales Representative to explore the wide array of
antenna choices available.
antenna choices available.
CAUTION
To prevent damage to your STRATA TX
System, MRC recommends using a +28
VDC power supply. Do not exceed +36
VDC input power or damage will occur.
System, MRC recommends using a +28
VDC power supply. Do not exceed +36
VDC input power or damage will occur.