Setting Aupc Parameters; Aupc Target Eb/No; Max Range, Aupc - Comtech EF Data CDM-600L Installation And Operation Manual

CDM-600L Satellite Modem
Automatic Uplink Power Control (AUPC)
12.2

Setting AUPC Parameters

1. The user, under the menu (CONFIG, MODE) first ensures that the framing type
2. The user should verify that the remote modem is correespondingly configured for
3. The user, under the menu (CONFIG, TX, POWER) sets the nominal output
4. The user will then select AUPC as the operating mode. At this point the user will
12.2.1

AUPC Target Eb/No

This is value of Eb/No that the user desires to keep constant at the remote modem.
If the Eb/No exceeds this value, the AUPC control will reduce the TX output power, but
will never drop below the nominal value set.
If the Eb/No falls below this value, the AUPC control will increase the TX output power,
but will never exceed the value determined by the parameter MAX RANGE.
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12.2.2

Max Range, AUPC

This defines how much the modem is permitted to increase the output level, under AUPC
control.
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is EDMAC, D&I++ or ESC++. (EDMAC may be configured as IDLE, or the unit
may be defined as an EDMAC Master or Slave.)
EDMAC, D&I++ or ESC++ framing.
power of the modem. This is done by selecting the MANUAL mode, then editing
the TX output power level displayed.
be prompted to define four key parameters:
The minimum value the user can enter is 0.0 dB
The maximum value the user can enter is 9.9 dB
The default value is 3.0 dB
The resolution is 0.1 dB
The minimum value the user can enter is 0 dB
The maximum value the user can enter is 9 dB
The default value is 1 dB
The resolution is 1 dB
12–2
Revision 2
MN/CDM600L.IOM