Henry and Hora's modern electricity; a practical working encyclopedia (1915)
Henry, James. [from old catalog], Hora, Karel Jan, 1881- [from old catalog] joint author · Chicago, Laird & Lee, inc. · leaf 257
and expensive lines,special arrangements have been made which allow the sendingof more than one message from one station to another. If itis possible to send two messages at one time from one endof the line to the other, the line is said to be diplexed. If onemessage may be sent from each end at… … Duplex telegraphy 203. The commonly used method of duplex working is theso-called bridge-method. The diagram in fig. 111 shows aduplex station working with the bridge method. T,o circuit divides at a (a1) into two branches, one ofv.hich :crnects at b (bl) to the line, the other through a resist-…
Electrical engineering
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