Mocomtech CIM-550 - Manual (Page 35)

CiM-550 IP Enabled Satellite Modem Rev. 2
Introduction CD/CIM550.IOM
9
Example: At 512 kbps, R1/2 QPSK,
± 30 kHz sweep,
acquisition time = 0.25 seconds, average
Clock tracking range ± 100 ppm min.
BER PERFORMANCE
(Met with two adjacent carriers 7 dB higher)
Guaranteed Eb/No, in dB (Typical values in parentheses)
Viterbi ½ ¾ 7/8
10 -5 5.4 (4.9) 6.8 (6.3) 7.7 (7.2)
10
-6
6.0 (5.5) 7.4 (6.9) 8.4 (7.9)
10 -7 6.7 (6.2) 8.2 (7.7) 9.0 (8.6)
Sequential (64 kbps) ½ ¾ 7/8
10
-5
4.8 (4.2) 5.8 (5.3) 7.0 (6.6)
10
-6
5.2 (4.5) 6.4 (5.8) 7.5 (7.2)
10
-7
5.6 (4.8) 6.9 (6.3) 8.0 (7.7)
Turbo Product Codec 3/4(Q) 21/44(B) 5/16(B)
10
-6
3.9 (3.5) 2.8 (2.5) 2.3 (2.0)
10 -7 4.1 (3.7) 3.1 (2.8) 2.6 (2.3)
10
-8
4.3 (4.0) 3.3 (3.0) 2.8 (2.5)
Monitor Functions Eb/No, Frequency Offset, BER, Buffer fill status,
coarse AGC value
ENVIRONMENTAL AND PHYSICAL
Temperature Operating: 0 to 50º C
Storage: -25 to 70º C
Power Supply 100 to 240 volts AC, 50/60 Hz
Power Consumption 22 W typical, 30 W maximum
Physical Dimensions 1U high, 12” (305 mm) deep
Weight 7 lbs (3.2 kg)
CE Approvals EN55022 Class B (Emissions)
EN50082-1 Part 1 (Immunity)
EN60950 (Safety)
FCC Approval FCC Part 15 Class B