. The Bell System technical journal . III 2 LU 00=: > LU 3Ll. UJ AW. 0 < UJLUZ I- CCO -i y 9<c J-is! NEW SINGLE CHANNEL CARRIER TELEPHONE SYSTEM 171 attenuation-frequency characteristics for four commonly employedgauges of open-wire line under dry and wet weather conditions, re-spectively, at a temperature of 68° F. These curves are for 12-inchspaced copper wires equipped with the type of insulators ordinarily

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Keywords: ., bookcentury1900, bookdecade1920, booksubjecttechnology, bookyear1