Comtech EF Data DST User Manual
Page 64
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Digital Satellite Terminal System
Revision 1
Operation
MN/DST.IOM
A–6
Figure A-4. Minimum Symbol Rte versus Satellite Uncertainty For Multi-Carrier Applications
With a 1.0 ppm Modem
Minimum Symbol Rate (vs) Satellite Uncertainty
0
5
10
15
20
25
30
35
40
45
50
0
5
10
15
20
25
30
Satellite Uncertainty (+/- kHz)
M
in
im
u
m
S
y
m
b
o
l R
a
te
(
ksp
s)
BUC = +/- 0.02 ppm, Modem +/- 1.0 ppm
Ku-Band
LNB = +/- 3
ppm
C-Band
LNB = +/- 3 ppm
Ku-Band or C-Band
LNB = +/- 0.02 ppm
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