Info: Tx; Info: Rx - Comtech EF Data CDM-750 Installation And Operation Manual

CDM-750 Advanced High-Speed Trunking Modem
Front Panel Operation
5.2.5.3

Info: Tx

Tx:On
DVB-S2 NOR 130706.253kbps
This screen displays the current Tx configuration and operating parameters. Note the following:
Display Line
Top line
Bottom line
5.2.5.4

Info: Rx

Rx:0070.0000MHz 02.0dB
01544.000kbps
This screen displays the current Rx configuration and operating parameters. Note the following:
Display Line
Top line
Bottom line
0050.0000MHz
Item Status Description
Tx Carrier On or Off
Tx Frequency xxxx.xxxx MHz
Power Power Level (dBm)
TSI Tx Spectral Inversion: I=Inverted (on), N=Not inverted (off)
Encoder FEC type:DVB-S2
Tx Framing Framing Type: NOR = Normal, SB = Short Block
Tx Data Rate xxxxx.xxx kbps (an asterisk * indicates that the data sense is inverted)
(Modulation) QPSK, 8PSK, 16APSK, 32APSK
(FEC Rate) Displays the FEC rate.
Item Status Description
Rx Frequency xxxx.xxxx MHz
Es/No 12.3 dB (Alarm Point)
RSI Rx Spectral Inversion, I=Inverted (on), N=Not inverted (off)
Data Rate xxxxx.xxx kbps (an asterisk * indicates that the data sense is inverted)
(Demodulation) QPSK, 8PSK, 16APSK, 32APSK
(FEC Rate) 1/2, 2/3, 3/4, 7/8, 0.95, 5/16, 21/44 or 1/1
Pwr=-25.0
32APSK
QPSK 1/2
5–53
Revision 2
MN-CDM750
TSI=I
9/10
RSI=N