DTMF (Dual Tone Multi-Frequency): Difference between revisions

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DTMF (Dual Tone Multi-Frequency) is the transmission of a selected number or symbol (*, #) via the generation of a specific pair of tones when that number’s or symbol’s button on a push button telephone is pressed. The tones are audible and transmitted within the voice band.

Relevant NENA Documents
Note: To find and download the document, copy the document number (like NENA-STA-010) from below and search the NENA Standards and Documents page.

NENA-STA-027, NENA E9-1-1 PSAP Equipment Standards

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Line 3: {{RelevantNENADocs}} ~~[https://www.nena.org/page/E911_PSAP_Eqpt~~ '''NENA-STA-027''', NENA E9-1-1 PSAP Equipment Standards] [[Category:Glossary]]