TTY (TeleTYpewriter)

A printing telegraph service widely used by those with hearing or speech

impairments. Also known as Telecommunications Device for the Deaf (TDD) in the United States, textphone in Europe, and minicom in the United Kingdom.TTY uses the Baudot code, also known as International Telegraph Alphabet #2 (ITA #2). See also Baudot code, telegraph, and teletype.

• mm (millimeter)
• MMR (Modified Modified Read)
• MMS (Multimedia Messaging Service)
• MNP 4 (Microcom Networking Protocol class 4)
• MNP (Microcom Networking Protocol)
• .mobi
• mobile
• mobile satellite system (MSS)
• mobile station (MS)
• mobile telephone switching office (MTSO)
• mobile traffic switching office (MTSO)
• Mobitex (Mobile text)
• Mobitex (Mobile text)
• modal bandwidth
• modal bandwidth
• modal dispersion
• modal equilibrium
• modal noise
• mode
• mode field diameter
• mode filter
• modem (modulator/demodulator)
• Modem on Hold (MoH)
• Modified Final Judgement (MFJ)
• Modified Huffman (MH)