Frequency tables for TI Text to Speech—English

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Taken from the manual for the Text-to-Speech disk.

This section indicates the pitch-interval to frequency relationship for Text to Speech—English. The given values are for a clock frequency of 8 kilohertz. The actual clock frequency for the speech module may vary +/- 5% in respect to this standard frequency.

Pitch Freq. (Hz)
1    571.4
2    533.3
3    500.4
4    470.5
5    444.4
6    421.1
7    400.0
8    380.9
9    363.6
10   347.8
11   333.3
12   320.0
13   307.7
14   296.2
15   285.7
16   275.8
17   266.6
18   258.1
19   250.0
20   235.2
21   222.2
22   210.5
23   200.0
24   195.1
25   186.0
26   177.7
27   166.6
28   163.2
29   156.8
30   148.1
31   145.4
32   140.3
33   133.3
34   129.0
35   125.0
36   117.6
37   111.1
38   108.1
39   105.2
40    98.7
41    94.1
42    91.9
43    88.8
44    83.3
45    80.8
46    77.6
47    74.7
48    71.4
49    68.3
50    65.5
51    62.9
52    60.1
53    57.5
54    55.1
55    52.9
56    50.9
57    48.7
58    46.7
59    44.9
60    43.0
61    41.2
62    39.6
63    37.9