Nortel Networks Circuit Card - Manual (Page 897)

The TDS/DTR card Page 897 of 906
Circuit Card Description and Installation
167 1700 -19 ч
168 440 -14 ч
169 380 -8 ч
170 1400 -32 ч
171 820 -7 P
172 850 -8 1
173 420 -32 2
174 reserved 3
175 420 -6 4
176 420 -2 5
177 1020 -13 6
178 1800 -17 7
179 1400 -23 8
180 950 -29 9
181 1400 -29 0
182 1800 -29 *
183 950 -22 #
184 470 0 F0
185 940 0 F
186 1880 0 I
187 400 -22
Table 279
NTAK03, NTDK20, and NTDK97 A-Law tones and cadences (Part 6 of 9)
Tone # Frequency (Hz)
dB below
overload
Precision
Ringing
Tones
DTMF
Digits
MF Digits