Nortel Networks 553-3001-211 manual Tone # Frequency Hz Overload

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Table 273

NTAK03, NTDK20, and NTDK97 µ-Law tones and cadence (Part 6 of 6)

			Precision
	Frequency	dB below	Ringing	DTMF
Tone #	(Hz)	overload	Tones	Digits	MF Digits
101	600	-19	÷
102	800	-19	÷
103	1400	-23	÷
104	820	-7

Note: Tones #1 - 16 (inclusive) and #234 - 249 (inclusive) are included for Norwegian and Malaysian specifications.

Table 274

NTAK03, NTDK20, and NTDK97 A-Law tones and cadences (Part 1 of 9)

			Precision
		dB below	Ringing	DTMF
Tone #	Frequency (Hz)	overload	Tones	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
8	850 X 1210	-14/-13		7
9	850 X 1340	-14/-13		8
10	850 X 1480	-14/-13		9
11	940 X 1340	-14/-13		0

553-3001-211 Standard 2.00 September 2004