For most modern phones:
2 ABC
3 DEF
4 GHI
5 JKL
6 MNO
7 PQRS
9 TUV
9 WXYZ
Touchtone Inferno was created on 2007-12-01.
It depends on the type of cell phone. Every brand has a slightly different way of entering text.
Technology advances were pocket calculators and touchtone telephones.
No, it was the backbone for the alphabet.
alpha numeric refers to the keypad on your cell phone...it is the keypad which has numbers and letters of the alphabet-thus alpha being the alphabet and numeric being the numbers.
yes,any mobile 2day operates on dtmf tech. and sometimes call it as touchtone tech.,.
Short Biography: Camilo M. Tabalba, a Filipino engineer, headed a team to make the telephone electronic in 1970. By 1975, he published his findings, including the development of the dynamic transducer (a transmission circuit replacing the carbon transmitter). His work helped in the development of the modern Touchtone phone. ~
TouchTone Communications‎ does P.O. Box 135, Whippany, NJ‎ - (800) 266-4006‎
We use the Latin alphabet, which was based on the Greek Alphabet, which was inspired by the Hebrew Alphabet.
The animal phonetic alphabet is used in communication to spell out words or names over the phone or radio. Each letter is represented by a specific animal word to ensure clear and accurate transmission of information.
The Greek alphabet was based on the Phoenician alphabet.
The Phoenician alphabet was the inspiration for the Greek alphabet.