Comtech EF Data SDM-300A, Инструкция по установке и эксплуатации

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SDM-300A Satellite Modem Operation
Rev. 4 3–37
3.3.9 Monitor
Refer to Figure 3-12.
When the Monitor level is entered, press [
←
] or [
→
] to select the desired monitor
function. Each monitor function is displayed in real time as long as it is selected.
RAW BER Displays the current BER or “No Data” (if carrier is not locked).
Range: < m.m E-e to > m.m E-e.
Note: Low limit is based on performance. High limit is based on
data/code rate.
CORRECTED BER Displays the current corrected BER or “No Data” (if carrier is not
locked).
Range: 1.0 E-3 to 1.0 E-12.
Note: Low limit is based on performance. High limit is 1.0 E-12.
E
b
/N
0
Displays the current E
b
/N
0
or “No Data” (if carrier is not locked).
Range: 2.0 to 16.0 dB.
Note: Low limit is based on the data rate. High limit is 16.0 dB.
RECEIVE SIGNAL Displays the current receive signal level.
Range: -25.0 to -60.0 dBm.
SWEEP FREQUENCY Displays the current offset frequency or “No Data” (if carrier is not
locked).
Range: -35,000 to +35,000 Hz.
BUFFER FILL Displays the current plesiochronous buffer fill status percent.
Range: 1 to 99%.
FRAME ERRORS Displays the current framing pattern bit error rate or “No Data” (if carrier
is not locked). Monitors the currently selected READ_ERROR function.
Range: < mm.m E-e to > mm.m E-e.
Note: Low limit is based on performance. High limit is based on the
data/code rate. This menu is only available when DEMUX is installed.