TR.'lNSMISSION LINES FOR RADIO SYSTEMS 



423 



.8 1.0 2 4 6 



TREQUENCY-MEGACYCLES 



Fig. 7 — Calculated attenuation expressed in decibels for copper losses in 600-ohm 

 lines made up from common sizes of solid conductors. 



1.16 

 114 



o 



5 1.10 



1.04 

 1.02 

 100 



Fig. 8- 



2 4 6 8 10 12 14 16 18 20 



RATIO-WIRE SEPARATION TO DlAMETER-(%) 



-Calculated values for the increase in copper losses due to the redistribution 

 of current at close conductor spacings in balanced two-wire lines. 



