Telecommunication Journal, 52. sējums,1-392. lapaInternational Telecommunication Union., 1985 |
No grāmatas satura
1.3. rezultāts no 89.
44. lappuse
News. First. AXE. digital. telephone. exchange. in. China. ☐ The first AXE digital telephone exchange to enter service in ... exchanges to be supplied by LM Ericsson for China . They will provide 47 500 new local and 3500 transit lines ...
News. First. AXE. digital. telephone. exchange. in. China. ☐ The first AXE digital telephone exchange to enter service in ... exchanges to be supplied by LM Ericsson for China . They will provide 47 500 new local and 3500 transit lines ...
161. lappuse
... exchange ; switching systems ( or exchanges ) responsible for routing calls to their destinations . These exchanges are organized in a certain hierarchy : the local exchange , the area exchange , the transit exchange and the international ...
... exchange ; switching systems ( or exchanges ) responsible for routing calls to their destinations . These exchanges are organized in a certain hierarchy : the local exchange , the area exchange , the transit exchange and the international ...
180. lappuse
... exchange Over and above their conventional switching function , tele- phone exchanges may offer subscribers supplementary servi- ces . The range is narrow in electromechanical exchanges but far wider in electronic exchanges . Some of ...
... exchange Over and above their conventional switching function , tele- phone exchanges may offer subscribers supplementary servi- ces . The range is narrow in electromechanical exchanges but far wider in electronic exchanges . Some of ...
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