Signal Processing; Equipment Transmission Delay Time; Modulation - Harris CONSTELLATION System Application Manual

4-14

Signal Processing

Equipment Transmission Delay Time

One-way transmission delay per hop is measured through back-to-back radio
subsystems.
Capacity
8 DS1
16 DS1
16T High Gain
28 DS1
28T High Gain
DS3
4DS3

Modulation

Capacity
8 DS1
16 DS1
28 DS1/DS3
3 DS3
OC-3
4 DS3
16T High Gain
28 T High Gain
Constellation®
DS1 to DS1 (µs)
302
177
1.5 ms
105
780
Modulation Occupied
Format Bandwidth
(MHz)
32 QAM 3.43
128 QAM 4.80
64 QAM 9.71
128 TCM 29.58
128 TCM 29.58
256 TCM 30.0
128 TCM 5.0
64 4D-TCM 10.0
Technical Specifications
DS3 to DS3 (µs)
85
180
Symbol
Rate
(Msym/s)
2.74
3.84
7.76
24.65
24.65
24.68
4.09
8.38
Agg. Bit
Rate
(Mbit/s)
13.70
26.85
46.58
172.56
172.56
197.42
28.614
50.28
January 2006