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This paper will describe a power system configuration that provides improved energy efficiency for telephone power plants. This is accomplished by supplying the plant load with a voltage lower than typically used. The approach will be explained using a standard configuration for a +24 volt (12 cells per string) battery plant. The following points will be emphasized: - Circuitry necessary to maintain...
The author has been working on improved methods of conducting low voltage testing of electronic telephone switching equipment. The problems with existing techniques are discussed, together with a description of voltage reduction equipment being developed to eliminate these problems.
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