IT Questions and Answers :)

Saturday, April 28, 2018

What are the tones called when you press a key on your telephone?

What are the tones called when you press a key on your telephone?

  • Multiple Frequency Tone Signal
  • Dual Signal Tone Frequency
  • Dual Tone Multiple Frequency (MF4)
  • Single Tone Frequency 
What are the tones called when you press a key on your telephone?

EXPLANATION

DTMF (dual tone multi-frequency) is the beeping signal to the phone company that you generate when you press an ordinary telephone's touch keys.

https://en.wikipedia.org/wiki/Dual-tone_multi-frequency_signaling

SOURCE


Share:

Popular Posts