Function select: utility:modulator – Comtech EF Data SDM-300A User Manual

Page 169

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SDM-300A Satellite Modem

Revision 6

Front Panel Operation

MN/SDM300A.IOM

5–75

5.4.6.3

FUNCTION SELECT: UTILITY:MODULATOR

UTILITY

MODULATOR


Select information to view using the [

←] [→] arrow keys, then press ENTER.

FUNCTION SELECT: UTILITY: MODULATOR:

ASSIGN TRANSMIT FILTERS

TX-A QPSK 1/2

64.000 Kbps

Assign Transmit Filters:

A, B, C, D or V


This menu allows the user to set values for the pre-assigned filter selection to be displayed in
the configuration menu.

Select one of four pre-defined transmitter code/data rate combinations (A, B, C, or D):

TX-A QPSK 1/2

64.000 Kbps

TX-B QPSK 1/2

128.000 Kbps

TX-C QPSK 1/2

256.000 Kbps

TX-D QPSK 1/2

512.000 Kbps


or:

Select the variable rate selection (V).

TX-V QPSK 1/2

38.400 Kbps




Change the modulation type, code rate, or data rate value as follows:

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