Telecommunication Journal, 47. sējumsInternational Telecommunication Union, 1980 |
No grāmatas satura
1.–3. rezultāts no 76.
35. lappuse
... exchange in Dublin will be completed over the next two years and a second international exchange is planned to come into service in about four years ' time . A satellite earth station is also planned to provide communications with North ...
... exchange in Dublin will be completed over the next two years and a second international exchange is planned to come into service in about four years ' time . A satellite earth station is also planned to provide communications with North ...
38. lappuse
... exchange on trial Britain's first all - electronic digital local telephone exchange - of a type that could radically improve telephone facilities for small rural communities - was formally inaugurated on 19 October 1979 . It is a ...
... exchange on trial Britain's first all - electronic digital local telephone exchange - of a type that could radically improve telephone facilities for small rural communities - was formally inaugurated on 19 October 1979 . It is a ...
114. lappuse
... exchange , b ) the rural subscriber is connected di- rectly to the primary centre , or c ) no local exchange or collection / distri- bution point is needed . Lastly , figure 3 illustrates the above model in slightly more detail and ...
... exchange , b ) the rural subscriber is connected di- rectly to the primary centre , or c ) no local exchange or collection / distri- bution point is needed . Lastly , figure 3 illustrates the above model in slightly more detail and ...
Saturs
BANGLADESH BOLLE A | 7 |
News | 8 |
TECHNOLOGY AND DEVELOPING COUNTRIES | 10 |
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