Nortel Networks Circuit Card - Manual (Page 896)

Page 896 of 906 The TDS/DTR card
553-3001-211 Standard 3.00 August 2005
146 850/1340 -18/-17 ч 8
147 850/1480 -18/-17 ч 9
148 940/1340 -18/-17 ч 0
149 940/1210 -18/-17 ч *
150 940/1480 -18/-17 ч #
151 700/1630 -18/-17 F0
152 770/1630 -18/-17 F
153 850/1630 -18/-17 I
154 (533 + 666) X 10 -23 ÷
155 (533 + 666) X 20 -23 ч
156 400 -12 ч
157 820 -14 ч
158 420 -12 ч
159 420 -25 ч
160 420 X 25 -12 ÷
161 (553 + 666) X 10 -23 ÷
162 (553 + 666) X 20 -23 ч
163 420 -22 ч
164 480 -22 ч
165 330 -11 ч
166 330/440 -11/-14 ч
Table 279
NTAK03, NTDK20, and NTDK97 A-Law tones and cadences (Part 5 of 9)
Tone # Frequency (Hz)
dB below
overload
Precision
Ringing
Tones
DTMF
Digits
MF Digits