Справочник Пользователя для Microwave Radio Communications LLC STATXU064T1CK
Routine Operation
3-32
STRATA TX Operator’s Guide/Tech Ref Manual
Note
Changing Channels when the TX System is in the
transmit mode will place the transmitter in the
standby mode when the control switch is pressed.
transmit mode will place the transmitter in the
standby mode when the control switch is pressed.
4.
Press the control switch once to select Set Channel
and observe the channel selected begins to blink.
and observe the channel selected begins to blink.
5.
Turn the control switch cw or ccw until the desired
channel and offset are displayed.
channel and offset are displayed.
6.
Press the control switch once to select that channel
and offset.
and offset.
7.
Observe the display changes back to the Main screen
after a short delay.
after a short delay.
8.
Press the control switch for one second to place the
TX System in the transmit mode, as required.
TX System in the transmit mode, as required.
3.6.3
Setting Power Output
The power output of your STRATA TX System can be set by
controlling the attenuation, in dB, from either the TXU or TCU
front panel.
controlling the attenuation, in dB, from either the TXU or TCU
front panel.
Note
Maximum power output occurs with 0 dB of
attenuation selected. Attenuation levels from 0 dB
to -31 dB may be selected in 1 dB increments.
attenuation selected. Attenuation levels from 0 dB
to -31 dB may be selected in 1 dB increments.
To select power output attenuation, perform the following steps:
1.
Verify the STRATA TX System is connected and
powered up.
powered up.
.
2.
Observe the Main screen is displayed.
.
Figure 3-30: Main Screen (Typical) - Power Output
3.
Turn the control switch ccw until the display reads
Set PowerOut.
Set PowerOut.
.
Figure 3-31: Change Power Output (Typical)
Notes
Changing power output attenuation when the TX
System is in the transmit mode will place the
transmitter in the standby mode when the control
switch is pressed.
System is in the transmit mode will place the
transmitter in the standby mode when the control
switch is pressed.
Output power attenuation level must be reset or
verified whenever Presets are changed .
verified whenever Presets are changed .
4.
Press the control switch once and observe the ATTN:
dB line begins to blink.
dB line begins to blink.
5.
Turn the control switch cw or ccw until the desired
attenuation level is displayed.
attenuation level is displayed.
6.
Press the control switch to select the power output
attenuation level.
attenuation level.
7.
Observe the new attenuation level is displayed.
8.
After a short delay, observe the Main screen is
displayed.
displayed.
Preset 3
. W
Set PowerOut
Attn: dB