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Dial Tone Decoder , Telephone conversations are sometimes surreptitiously taped using microphones or other bugging devices. These devices run the risk of being detected.… Telephone Tap Detector , Telephone Tap Detector
A telephone tap detector aids communication security by providing electronic recognition of attempts to intercept a call throu… Telephones , The telephone is a device for conducting spoken conversations across any distance beyond the range of the unaided human ear or the unamplified human… Telephone Caller Identification (caller Id) , Telephone Caller Identification (Caller ID)
Caller identification, or caller ID, permits the receiver of a call to identify the caller's location. Av… Gte Corp , One Stamford Forum
Stamford, Connecticut 06904
U.S.A.
(203) 965-2000
Fax: (203) 965-2277
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Incorporated: 1920 as Commonwealth Telephone… Communication Systems , The versatility of a computer is enhanced considerably if it can communicate with other computers or a number of users. The very first computers were…
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