Comtech EF Data DD2401 User Manual
Page 12
Introduction
DD2401 Satellite Demodulator
1-
2
MN-DD2401 - Rev. G
Various options are available for the DD2401 L-Band Multi Demod:
1.1.1 Reed-Solomon Codec
The DD2401 is equipped with an Intelsat Reed-Solomon Outer Codec with an interleaver as an
optional enhancement for applications requiring Bit Error Rates (BER) of 10
-10
. The encoder and
decoder are completely independent and meet the IESS-308/309 Specification.
1.1.2 Turbo Codec
The DD2401 is equipped with an optional Turbo Product Code (TPC) Codec. TPC Codes include
0.495 and 0.793, 21/44, 1/2, 3/4 and 7/8 Rate.
1.1.3 8PSK (Optional)
The DD2401 offers in addition to the standard B/O/QPSK waveforms an 8PSK optional high order
waveform capable of either Trellis 2/3 or any TPC 0.495, TPC0.793, TPC 3/4 and TPC 7/8 when
purchased with the Turbo option.
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