bn:02251164n
Noun Concept
Categories: Telephony signals, Engineering stubs
EN
signal tone  Ident tone  Identification tone  tone  Tone signaling
EN
A signal tone or signalling tone is a steady or pulsating periodic signal typically in the frequency range of sound for indicating a condition, communication protocol state, or serve as an audible warning. Wikipedia
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EN
A signal tone or signalling tone is a steady or pulsating periodic signal typically in the frequency range of sound for indicating a condition, communication protocol state, or serve as an audible warning. Wikipedia
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