Function select: monitor: eb/no margin, Function select: monitor: sweep frequency – Comtech EF Data SDM-2020 User Manual
Page 89

SDM-2020 Satellite Demodulator
Revision 4
Front Panel Operation
MN/SDM2020D.IOM
6–25
Function Select: Monitor: Eb/No Margin
EB/NO MARGIN
10.0 dB
Displays the current E
b
/N
0
margin by calculating:
E
b
/N
0
Margin = [ E
b
/N
0
- E
b
/N
0
Threshold]
Press [
←] or [→] to move the flashing cursor, and [↑] or [↓] to increment or decrement
the selected kbps. Press <ENTER> to execute the change.
Function Select: Monitor: Receive Signal (Conditional)
RECEIVE SIGNAL
-45.0 dBm
Displays the signal level.
For 1-input connector: Current RX level: -35.0 to –70.0 dBm.
For 4-input connector: Current RX level: -9.26 to –63.2 dBm.
Press [
←] or [→] to move the flashing cursor, and [↑] or [↓] to increment or decrement
the selected kbps. Press <ENTER> to execute the change.
Function Select: Monitor: Sweep Frequency