ABB ETL600 - Fig. 3-8 Use of ETL Bandwidth for a 2.4 Khz AF Channel

ABB Switzerland Ltd 1KHW001489-EN ETL600
300
2000 2160
2550
50 Bd/120Hz
(R.35)
Not available in
ETL600 Rel.1
100 Bd/240 Hz
(R.37)
200 Bd/480 Hz
(R.38a)
200 Bd/360 Hz
(R.38b)
600 Bd/960 Hz
Speech 2000 Hz
ETL600: Usable bandwidth of a 2.4kHz AF channel
Hz
Standard
Pilot
2280 Hz
1920168014401200960720480
540 900 1260 1620 1980
600 1080 1560
1080
2400 bps/840Hz
4800 bps/1680Hz
900 1740
1200
300
2000
2160
2550
Hz
ETL600
Pilot
540 660 780 900
1020 1140 1260 1380 1500 1620 1740 1860 1980 2100
420
2280
Fig. 3-8 Use of ETL bandwidth for a 2.4 kHz AF channel
3-10 November 2005 Structure and Function