Understanding DTMF: An Introduction to Dual-Tone Multi-Frequency Technology
Dialing a phone number on a landline or mobile device is an everyday activity for most people. However, have you ever wondered how the phone system understands the numbers you dial? This is where DTMF, or Dual-Tone Multi-Frequency, technology comes into play. DTMF is a method used for encoding and decoding the audio signals generated ...
