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Routine Operation
3-8
STRATA TX Operator’s Guide/Tech Ref Manual
TCU RS-232 Connector
The RS-232 connector provides
connection to a Windows-based PC when using the STRATA TX
Configuration Utility software.
Configuration Utility software.
This connector also provides connection to the STRATA
Standard or Aircraft Remote Control Panel when used in mobile
or aircraft operations.
Standard or Aircraft Remote Control Panel when used in mobile
or aircraft operations.
Pressing the control switch causes an
action to occur.
action to occur.
Command Options
•
If the displayed setting is Chng Preset, Set
Channel, or Set PowerOut, pressing the
control switch causes the displayed setting to
blink.
Turning the control switch cw or ccw then
displays the other options for that setting.
When the desired option is displayed,
pressing the control switch selects that
option.
Channel, or Set PowerOut, pressing the
control switch causes the displayed setting to
blink.
Turning the control switch cw or ccw then
displays the other options for that setting.
When the desired option is displayed,
pressing the control switch selects that
option.
•
If the displayed setting is 75 Ohm Coax,
pressing the control switch causes the setting
to switch to the other choice (i.e., if 75 Ohm
Coax Power Off is displayed, pressing the
control switch will select 75 Ohm Coax
Power On).
pressing the control switch causes the setting
to switch to the other choice (i.e., if 75 Ohm
Coax Power Off is displayed, pressing the
control switch will select 75 Ohm Coax
Power On).
Transmit
•
Pressing the control switch for one second
changes the transmitter to the transmit mode
from the standby mode.
changes the transmitter to the transmit mode
from the standby mode.
•
Pressing the control switch for one second
changes the transmitter from the transmit
mode to the standby mode.
changes the transmitter from the transmit
mode to the standby mode.
TCU POWER Connector
The TCU POWER connector
mounted on the rear panel of the unit allows the TCU to operate
on external +28 VDC power sources.
on external +28 VDC power sources.
TCU SIGNAL OUT Connector
The TNC type SIGNAL OUT
connector provides ASI, CODFM - IF, IF, or IF composite video
output signals, depending upon the options contained in the unit.
In addition, if the TCU is used in conjunction with a separately
located TXU, DC power to or from the TXU is superimposed on
the output signal coaxial cable between the TXU and TCU.
output signals, depending upon the options contained in the unit.
In addition, if the TCU is used in conjunction with a separately
located TXU, DC power to or from the TXU is superimposed on
the output signal coaxial cable between the TXU and TCU.
TCU Monitor (MON) Connector
If your TCU has COFDM/
MPEG installed, this rear panel output connector can be
configured (when operating in the digital mode) to provide either:
configured (when operating in the digital mode) to provide either:
•
70 MHz IF
•
ASI (output of COFDM modulator, before decoding)
If your TCU is equipped with an analog modulator, this connector
provides only the 70 MHz IF signal output.
provides only the 70 MHz IF signal output.
TCU SIGNAL IN Connector
Video connections are made to
the BNC SIGNAL IN connector. Video input selections are
made by selecting Presets from the front panel control switch.
Presets are created using the STRATA TX Configuration Utility
software. For more information, see the
made by selecting Presets from the front panel control switch.
Presets are created using the STRATA TX Configuration Utility
software. For more information, see the
“Advanced Operation”
Chapter on page 5-1
(part of the STRATA TX System Technical
Reference Manual only).
TCU AUDIO Connector
Audio connections are made to the
rear panel AUDIO connector.
3.2.3
ACU Controls, Indicators, and Connectors
Controls, indicators, and connectors contained on the optional
ACU are identified and described below. Topics covered are as
follows:
ACU are identified and described below. Topics covered are as
follows: