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BELL SYSTEM TECHNICAL JOURNAL 



1.2 



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0.8 



0.7 



0.6 



0.5 



X 



Q 0.4 



Z 



< 



O 0.3 



I 

 I- 



?0.2 



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I- 0.1 



-0.1 



-0.2 



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2 4 



6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 

 FREQUENCY IN HUNDRED CYCLES PER SECOND 



Fig. 19 — Transient distortion on 50 miles of 19 gauge loaded cable 



