5.5 General Tone Table
Busy Tone
Busy Tone
Frequency
1
( Hz)
Frequency 2
(Hz)
Cadence
On/Off
American 480 620 0.5s/0.5s
Bulgaria 425 x 0.5s/0.5s
China 450 x 0.35s/0.35s
France 440 x 0.5s/0.5s
Germany 425 x 0.5s/0.5s
Italy 425 x 0.5s/0.5s
Japan 400 x 0.5s/0.5s
Korea 480 620 0.5s/0.5s
Singapore 425 x 0.75s/0.75s
Spain 425 x 0.2s/0.2s
Taiwan 480 620 0.25s/0.25s
United Kingdom 400 x 0.4s/0.4s
Ring Back Tone
Ring Back Tone
Frequency 1
( Hz)
Frequency
2
(Hz)
Cadence
On/Off
American 440 480 2s/1s
Bulgaria 425 x 1s/4s
China 450 x 1s/4s
France 440 x 1.5s/3.5s
Germany 425 x 1s/4s
Italy 425 x 1s/4s
Japan 400 400 * 1s/2s
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