Owner's manual

1000 The TDS/DTR card
Table 420
NTAK03, NTDK20, and NTDK97 Mu-Law tones and cadence (cont’d.)
Tone #
Frequency
(Hz)
dB below
overload
Precision
Ringing
Tones
DTMF
Digits MF Digits
47
940/1480 -17/-15
#
48
700/1630 -17/-15 Fo
49
770/1630 -17/-15 F
50
850/1630 -17/-15 I
51* reserved
52* reserved
53
1300/1500 -13/-13
0
54
700/900 -13/-13
1
55
700/1100 -13/-13 2/CC
56
900/1100 -13/-13
3
57
700/1300 -13/-13
4
58
900/1300 -13/-13
5
59
1100/1300 -13/-13
6
60
700/1500 -13/-13
7
61
900/1500 -13/-13
8
62
1100/1500 -13/-13
9
63
700/1700 -13/-13 ST3P/RB/
C11
64
900/1700 -13/-13 STP/C12
65
1100/1700 -13/-13 KP/CR/KP1
66
1300/1700 -13/-13 ST2P/KP2
67
1500/1700 -13/-13 ST/CC
68 400 -11
÷
69 400 -14
÷
70 400 x 50 -14
÷
71* (533 + 666) x 20 -23/-23
÷
72* reserved
73
350/440 -15/-15
÷
74
480/620 -15/-15
÷
75
440/480 -15/-15
÷
76 400 -25
÷
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 02.06 Standard
27 August 2008
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.