The TDS/DTR card Page 881 of 894
Circuit Card Description and Installation
12 940 X 1210 -14/-13 *
13 940 X 1480 -14/-13 #
14 700 X 1630 -14/-13 F0
15 770 X 1630 -14/-13 F
16 850 X 1630 -14/-13 I
17 1400 -37
89 940/1630 -13/-12 P
90 700/1210 -13/-12 1
91 700/1340 -13/-12 2
92 700/1480 -13/-12 3
93 770/1210 -13/-12 4
94 770/1340 -13/-12 5
95 770/1480 -13/-12 6
96 850/1210 -13/-12 7
97 850/1340 -13/-12 8
98 850/1480 -13/-12 9
99 940/1210 -13/-12 0
100 940/1340 -13/-12 *
101 940/1480 -13/-12 #
102 700/1630 -13/-12 F0
103 770/1630 -13/-12 F0
Table 274
NTAK03, NTDK20, and NTDK97 A-Law tones and cadences (Part 2 of 9)
Tone # Frequency (Hz)
dB below
overload
Precision
Ringing
Tones
DTMF
Digits
MF Digits