Nortel Circuit Card Installation Manual page 892

Page 892 of 906
Table 278
NTAK03, NTDK20, and NTDK97 µ-Law tones and cadence (Part 6 of 6)
Frequency
Tone #
101
102
103 1400
104
Table 279
NTAK03, NTDK20, and NTDK97 A-Law tones and cadences (Part 1 of 9)
Tone # Frequency (Hz)
1 940 X 1630
2 700 X 1210
3 700 X 1340
4 700 X 1480
5 770 X 1210
6 770 X 1340
7 770 X 1480
8 850 X 1210
9 850 X 1340
10 850 X 1480
11 940 X 1340
553-3001-211 Standard 3.00
The TDS/DTR card
dB below
(Hz) overload
600
800
820
Note: Tones #1 - 16 (inclusive) and #234 - 249 (inclusive) are included
for Norwegian and Malaysian specifications.
dB below
overload
-14/-13
-14/-13
-14/-13
-14/-13
-14/-13
-14/-13
-14/-13
-14/-13
-14/-13
-14/-13
-14/-13
August 2005
Precision
Ringing
Tones
-19 ÷
-19 ÷
-23 ÷
-7
Precision
Ringing
Tones
DTMF
Digits MF Digits
DTMF
Digits MF Digits
P
1
2
3
4
5
6
7
8
9
0