Comtech EF Data OM20 - Manual (Page 104)

OM20 Universal Outdoor Modem Web Browser/Remote Protocol
MN-OM20– Revision 5 6–30
Spectrum Mask: Intelsat
For Data Rates < 1.544 Mbps
Framing Type: 1/15 (IBS)
Descrambler Type: IESS-309
Spectrum Mask: Intelsat
IBS:
(IESS-309)
For Data Rates < 2.048 Mbps
Framing Type: 1/15 (IBS)
Descrambler Type: IESS-309
Spectrum Mask: Intelsat
Drop & Insert:
Data Rates: n x 64, n = 1, 2, 3, 4, 5, 6, 8, 10, 12, 15,
16, 20, 24, 30
Framing Type: 1/15 (IBS)
Descrambler Type: IESS-309
Spectrum Mask: Intelsat
DVB:
Data Rates: All Rates
Framing Type: DVB
Scrambler Type: DVB
Spectrum Mask: DVB 0.25, 0.35
Closed Net:
All possible combinations allowed, however, DVB settings
requires the DVB network spec.
Strap Code: The Strap Code is a quick set key that sets many modem
parameters. Consult the strap code guide for available strap
codes. Parameters set by strap code:
Data Rate
Inner Code Rate
Satellite Framing
Scrambler
Drop and Insert
Outer Code Rate (Reed-Solomon)
Modulation
Network Spec
Frequency (MHz): {950 – 2050 MHz}
Allows the user to enter the Modulator IF Frequency in 1 Hz
increments.