DTMF, toner i Hz.
|
Ton
|
1209
|
1335
|
1477
|
1633
|
|
697
|
1
|
2
|
3
|
A
|
|
770
|
4
|
5
|
6
|
B
|
|
852
|
7
|
8
|
9
|
C
|
|
941
|
*
|
0
|
#
|
D
|
CCIR, EEA, ZVEI och EIA anrop, toner i Hz.
|
Ton
|
CCIR
|
EEA
|
ZVEI
|
EIA
|
|
0
|
1981
|
1981
|
2400
|
600
|
|
1
|
1124
|
1124
|
1060
|
741
|
|
2
|
1197
|
1197
|
1160
|
882
|
|
3
|
1275
|
1275
|
1270
|
1023
|
|
4
|
1358
|
1358
|
1400
|
1164
|
|
5
|
1446
|
1446
|
1530
|
1305
|
|
6
|
1540
|
1540
|
1670
|
1446
|
|
7
|
1640
|
1640
|
1830
|
1587
|
|
8
|
1747
|
1747
|
2000
|
1728
|
|
9
|
1860
|
1860
|
2200
|
1869
|
|
A
|
2400
|
1055
|
2800
|
2151
|
|
B
|
930
|
930
|
810
|
2435
|
|
C
|
2247
|
2247
|
970
|
2010
|
|
D
|
991
|
991
|
885
|
2295
|
|
E
|
2110
|
2110
|
2600
|
459
|
|
. |
©
1997 - Daniel
Stenvall, SM2VEC