Telecommunication Journal, 49. sējums,1-382. lapaInternational Telecommunication Union., 1982 |
No grāmatas satura
1.–3. rezultāts no 79.
75. lappuse
... changes in the electri- cal properties of bodies can be used to construct a telephone . These changes may act on the electromotive force , in which case no battery or external power is required , as in the case of Bell's telephone and ...
... changes in the electri- cal properties of bodies can be used to construct a telephone . These changes may act on the electromotive force , in which case no battery or external power is required , as in the case of Bell's telephone and ...
130. lappuse
... changes . In the transmission path the attenuation and bandwidth can vary due , for example , to wave- length changes , temperature changes and repair splices . To what extent these latter splices will be necessary as a result of long ...
... changes . In the transmission path the attenuation and bandwidth can vary due , for example , to wave- length changes , temperature changes and repair splices . To what extent these latter splices will be necessary as a result of long ...
169. lappuse
... change in half - penetration income As the standard quotients Qɛ and Q , may be assumed to be constant in time , equations ( 2 ) and ( 3 ) express the effect changes in average household income have on the average telephone penetration ...
... change in half - penetration income As the standard quotients Qɛ and Q , may be assumed to be constant in time , equations ( 2 ) and ( 3 ) express the effect changes in average household income have on the average telephone penetration ...
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