Config: Rx; Config) Rx: If; Config) Rx: Freq (Frequency); Config) Rx: Frame - Comtech EF Data CDM-750 Installation And Operation Manual

CDM-750 Advanced High-Speed Trunking Modem
Front Panel Operation
5.2.2.3

CONFIG: Rx

Rx:IF Freq Frame Mod Data Pilot EsNo
Data 130706.252kbps
On the top line: Use the arrow keys to select IF, Freq, Frame, Mod, Data, Pilot, or EsNo, and
then press ENTER.
On the bottom line: Read‐only Data Rate and Symbol Rate information displays here.

5.2.2.3.1 (CONFIG) Rx: IF

Rx:=SpectrumInvert=Off(Off,On)
RxA=.35(.35,.25,.20)
This read‐only screen identifies the current Spectrum Inversion status on the top line. The
bottom line identifies the active RxA (Rx Rolloff) value. Press ENTER or CLEAR to return to the
previous menu.

5.2.2.3.2 (CONFIG) Rx: Freq (Frequency)

Rx-IF Frequency:
To edit the Rx Frequency: First, use the arrow keys to select a digit to edit, and then use the
arrow keys to change that digit. Press ENTER when done. Note the following:
•
The available frequency ranges are 50 to 180 MHz, and 950‐2150 MHz (L‐Band).
•
The band edge of the spectrum fits within IF limits.
•
The resolution is 100Hz.

5.2.2.3.3 (CONFIG) Rx: Frame

Rx Framing: Normal
DVB-S2 Framing Mode
This read‐only screen identifies the active DVB‐S2 Framing Mode. Press ENTER or CLEAR to
return to the previous menu.
030000.000ksps(
Read Only
Read Only
0050.0000 MHz
5–26
Revision 2
MN-CDM750
v)
(34v)
Read Only