User guide

SATELLINE-3AS NMS / NMS Epic / NMS 869 / VHF
User Guide, Version 1.0
96
18.2.4
Transmission delays - 25 kHz channel, FEC ON, no NMS
Table 18.5.
Transmission delays with the following settings:
•
25 kHz channel spacing
•
FEC ON (Forward Error Correction function ON)
•
No NMS information included
Transmission delays are in milliseconds (10% marginal) vs. the size of a
message (bytes) to be transmitted.
Data speed 1 byte 10 bytes 100 bytes 500 bytes
1200 bps 35,5 ms 34,1 ms 38,3 ms 34,2 ms
4800 bps 30,2 ms 28,1 ms 30,6 ms 28,2 ms
9600 bps 29,4 ms 31,7 ms 33,2 ms 32,8 ms
19200 bps 28,8 ms 34,8 ms 46,2 ms 78,0 ms
38400 bps 28,5 ms 36,8 ms 61,2 ms 192 ms
0
50
100
150
200
250
1 10 100 500
Number of Bytes
Delay / ms
1200
4800
9600
19200
38400