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Page 250 of 544 The TDS/DTR card
553-3011-100 Standard 14.00 January 2002
Note: Tones #1 - 16 (inclusive) and #234 - 249 (inclusive) are included
for Norwegian and Malaysian specifications.
98 TBD
99 TBD
100 TBD
101 600 -19
√
102 800 -19
√
103 1400 -23
√
104 820 -7
Table 86
NTAK03, NTDK20, and NTDK97 A-Law tones and cadences (Part 1 of 10)
Tone # Frequency (Hz)
dB below
overload
Precision
Ringing
Tones
DTMF Digits MF Digits
1 940 X 1630 -14/-13 P
2 700 X 1210 -14/-13 1
3 700 X 1340 -14/-13 2
4 700 X 1480 -14/-13 3
5 770 X 1210 -14/-13 4
6 770 X 1340 -14/-13 5
7 770 X 1480 -14/-13 6
Table 85
NTAK03, NTDK20, and NTDK97 µ-Law tones and cadence (Part 6 of 6)
Tone #
Frequency
(Hz)
dB below
overload
Precision
Ringing
Tones
DTMF Digits MF Digits