. The Bell System technical journal . ats below the floor casing, or suitably sheathedto prevent damage. An outlet block A of six double contact jacksis mounted on the back of each third seat of alternate rows. Thus,one outlet block will supply si.\ seats, three in front and three inback of the block. -Substantial jacks should be used throughout anrlall receivers should be equipped with rugged plugs. In additionto furnishing jack outlets among the seats, two or three multiplenutlet blocks may be installed at the center of the amphitheatre asshown at B for the use of guests or others on the flo


. The Bell System technical journal . ats below the floor casing, or suitably sheathedto prevent damage. An outlet block A of six double contact jacksis mounted on the back of each third seat of alternate rows. Thus,one outlet block will supply si.\ seats, three in front and three inback of the block. -Substantial jacks should be used throughout anrlall receivers should be equipped with rugged plugs. In additionto furnishing jack outlets among the seats, two or three multiplenutlet blocks may be installed at the center of the amphitheatre asshown at B for the use of guests or others on the floor of the amphi-theatre. The output of the stethophone can be connected to thedistributing system of the amphitheatre at any one of these btjxes should be installed at various points as at C to facil- 544 BELL SYSTEM TECHNICAL JOURNAL itate the localization of an accidental short circuit. If a short circuitshould occur in any part of the system this section can thus be dis-connected and the balance used independentK. C.


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Keywords: ., bookcentury1900, bookdecade1920, booksubjecttechnology, bookyear1