206 



BELL SYSTEM TECHNICAL JOURNAL 



15 



20 25 30 



FREQUENCY IN KC. 



35 



40 



45 



50 



20 25 30 



FREQUENCY IN KC. 



35 



40 



45 



50 



Fig. 6 — Impedance of 1930 cable, terminated in its characteristic impedance 

 at Havana, as measured at Key West. 



