DIY Life Web Search

Search results

1. Results From The WOW.Com Content Network

2. AT&T Merlin | Wikipedia

   en.wikipedia.org/wiki/AT&T_Merlin

   AT&T Merlin is a corporate telephone system by American Telephone and Telegraph (AT&T) that was introduced in late 1983, when it was branded American Bell Merlin. After the breakup of AT&T in 1984, it was rebranded and later also supplied by Lucent and Avaya. The system was designed at the beginning of the 1980s prior to the Bell System ...

3. Bell System Practices | Wikipedia

   en.wikipedia.org/wiki/Bell_System_Practices

   The Bell System Practices (BSPs) is a compilation of technical publications which describes the best methods of engineering, constructing, installing, and maintaining the telephone plant of the Bell System under direction of AT&T and Bell Telephone Laboratories. [1] Covering everything from accounting and human resources procedures through ...

4. T-carrier | Wikipedia

   en.wikipedia.org/wiki/T-carrier

   The T-carrier is a member of the series of carrier systems developed by AT&T Bell Laboratories for digital transmission of multiplexed telephone calls. The first version, the Transmission System 1 (T1), was introduced in 1962 in the Bell System, and could transmit up to 24 telephone calls simultaneously over a single transmission line of copper ...

5. 1A2 Key Telephone System | Wikipedia

   en.wikipedia.org/wiki/1A2_Key_Telephone_System

   The 1A2 Key Telephone System is a modular system that provided flexible solutions for a variety of telephone service requirements. It provides multiple users with control over multiple telephone lines without the requirement for an operator, system attendant, or receptionist. Each user can select a specific telephone line to place calls on, or ...

6. 5ESS Switching System | Wikipedia

   en.wikipedia.org/wiki/5ESS_Switching_System

   5ESS Switching System. 5ESS used in a mobile telephone network. The 5ESS Switching System is a Class 5 telephone electronic switching system developed by Western Electric for the American Telephone and Telegraph Company (AT&T) and the Bell System in the United States. It came into service in 1982 and the last unit was produced in 2003.

7. Telephone exchange | Wikipedia

   en.wikipedia.org/wiki/Telephone_exchange

   Telephone switches are a small component of a large network. A major part, in terms of expense, maintenance, and logistics of the telephone system is outside plant, which is the wiring outside the central office. While many subscribers were served with party-lines in the middle of the 20th century, it was the goal that each subscriber telephone ...