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What does CPTD stand for?

CPTD stands for Call Progress Tone Detector

This definition appears very rarely and is found in the following Acronym Finder categories:

  • Information technology (IT) and computers
  • Business, finance, etc.

See other definitions of CPTD

Other Resources:
We have 4 other meanings of CPTD in our Acronym Attic

Samples in periodicals archive:

The on-board DSP provides for DTMF tone generation and detection, flexible ringing detection, programmable side gain, transducer correction filters, call progress tone detector, caller ID decoder, general purpose parallel port up to 16 bits, and independent gain for all channels.