Specifications for the multiplex printing telegraph system : theory and operation (1920)
Western Union Telegraph Company · [New York?] : The Company · leaf 301
Fig. 12 30. If only two channels are required we remove the B channel table from the threechannel set, remove also the special balancing distributor and its associated F switch,change the face plate for a two channel face plate, and rearrange our strapping to com-pletely convert the set to a two… … §* v v y v v v v v v y v v v v y v v V Y V V V Y „* ■ i i i ! i ! i ! i I ! ! ! i ! i ! ! ! isg.ii.n.rt.n.*.w.rt.rt.rt.rt.|ll.|l|.t.l|.^l.|l.H.l.l.rt.rt.l1.lH.|l|.tlirti^irti^li!ji |iu|n|l*|n|»|K|B0|«| 21:1^1 =131 2|S|!:| 5 •iSkniuoIr1-
Telegraph
Internet Archive · Northeastern University Library · Public Domain Mark 1.0. Free to use for anything.
