Electrical news and engineering . on 10,000 line capacity exchange forSao Paulo, Brazil, is of special interest on account of itssize and importance. This system is to be used first as amagneto multiple lamp signal switchboard, but it is so de-signed that it may be changed to a common battery systemwithout discarding any of the original apparatus. The pre-sent equipment is 4,960 lines. The handsome, massive quartered oak niiard. illustratedherewith from photograph taken just previous to packing,will be equipped for 31 operators positions, each to universal cords with ring back keys. Th
Electrical news and engineering . on 10,000 line capacity exchange forSao Paulo, Brazil, is of special interest on account of itssize and importance. This system is to be used first as amagneto multiple lamp signal switchboard, but it is so de-signed that it may be changed to a common battery systemwithout discarding any of the original apparatus. The pre-sent equipment is 4,960 lines. The handsome, massive quartered oak niiard. illustratedherewith from photograph taken just previous to packing,will be equipped for 31 operators positions, each to universal cords with ring back keys. This company hasfurnished complete accessory apparatus, including intermedi-ate distributing frame, terminal clips, for 4,960 lines on ans- Central Canada Telephone \ newly organized company called the Central CanadaTelephone Company, composed of Montreal and Torontocapital, has been formed, which will construct and operatea telephone line from Fort William to the Manitoba 1)Ound-ary line, forming a rural and urban wenng and multiple side. The relay frame is for 5,400 sub-scribers lines. The main distributing frame is equippedwith 4,960 Kellogg arresters and terminal clips for 6,250outside lines. There is to be one two-position chief oper-ators desk and one one-position wire chiefs desk. The complete operating plant will be made up as fol-lows: one set of 11 storage batteries; 2 motor-generatorcharging sets operated from 320 volts, 60 cycles, 3-phase,alternating current; two ringing machines with howler at-tachment, one to operate from the battery and the other
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Keywords: ., bo, bookcentury1800, bookdecade1890, bookidelectricalnewsen20donm
