Texas Instruments TI-99/4A User Reference Guide

Appendix
MUSICAL TONE FREQUENCIES
The following table gives frequencies (rounded to integers) of four octaves of the tempered scale (one
half-step
between notes). While this list does not represent the entire range of tones - or even of
ffiwsical tones - it can be helpful for musical IJIUgr aUlluiug.
Frequency
Note
Frequemy
Note
110
A
440
A (above middle C)
117
A# B'
4bb
AI! ,B'
123
B
494
B
131
C (low C)
523
C (high C)
139
CIt,D'
554
C#,ott
147
0 587
D
156
O#,E~
ti22
O#.E'
165
E 659
E
175
F
698
F
18$
F#,C'
740
FIt,C'
196
G
784 G
208
G if .A~
831
G#.A~
220
A (below middle C)
880
A (above high C)
220
A (below middle C)
880
A (above high C)
233
All .8'
932
A# B'
,
247
B 9RS
B
262
C (middle C) 1047
C
277
CIt.O'
1109
Cit ,0'
294
D
1175
0
311
Dtt E'
1245
D#.E'
330
E
1319
E
349
F
1397
F
370
F#,G
ll
1480
FI'F G'
.
392
G 156R
G
415
Gil ,A'
1661
G#,A~
440
A (above middle C)
1760
A
User's Reference Guide
II 1-7

Texas Instruments TI-99/4A Specifications

General

Brand	Texas Instruments
Model	TI-99/4A
Category	Desktop
Language	English