Comtech EF Data RCS10 User Manual
Page 240
Spectrum:
INTELSAT IESS-308/309 Compliant
Signal Input Range:
-45 dBm
±
10 dB
Adjacent Channel
Rejection Ratio:
> +14 dBc
Absolute Maximum
Total Input Power:
Maximum Composite Power
Decoder:
Viterbi, K=7 (Sequential optional)
Code rates:
1/2, 3/4, and 7/8 Rate
Descrambler:
CCITT V.35 or IBS (Others optional)
Time for 90%
<2 seconds for data rates > 512 Kbps
Probability of Lock:
<10 seconds for data rates < 512 Kbps
Acquisition Range:
Programmable
±
1 KHz to
±
42 KHz
Sweep Delay Value:
100 msec to 299.9 sec. 100 msec. steps
DMD10 Modem BER Performance
BER vs. E
b
/N
o
Guaranteed E
b
/N
o
(dB)
Rate 1/2 FEC
Rate 3/4 FEC
10
-3
4.2
5.3
10
-6
6.1
7.6
10
-7
6.7
8.3
10
-8
7.2
8.8
10
-10
9.0
10.3
Plesiochronous Buffer
Size:
2 Kbits to 256 Kbits
Centering:
Automatic on Underflow/Overflow
Centering Modes:
IBS: Integral Number of Frames
IDR: Integral Number of Multiple-Frames
Clock:
Transmit clock bit rate, External BNC input clock, recovered demodulator
clock, or SCT clock.
Monitor and Control