HE BELL SYSTEM 



nical ournal 



EVOTED TO THE SC I E N T I FIC^^^ AND ENGINEERINC 

 SPECTS OF ELECTRICAL COMMUNICATION y^ 



^U^^mmm j 



GLUME XXXII MAY 1953?^)^^^"^ ^NUMBER 



JUU^-^^" 



Solderless Wrapped Connections 



Introduction J. w. mcrae 523 



Part I — Structure and Tools R. f. mallina 5%5 



Part n — Necessary Conditions for ^Obtaining 

 a Permanent Connection 



W. p. MASON AND T. F. OSMER 557 



Part III — Evaluation and Performance Tests 



R. H. VAN HORN 591 



An Improved Circuit for the Telephone Set a. f. bennett 611 



Automatic Line Insulation Test Equipment 

 for Local Crossbar Systems 



R. W. BURNS AND J. W. DEHN 627 



Theory of Magnetic Effects on the Noise 



in a Germanium Filament harry suhl 647 



DC Field Distribution in a ''Swept Intrinsic'^ 

 Semi-Conductor Configuration 



R. C. PRIM 665 



Transmission Properties of Laminated Clogston Type Conductors 



E. F. VAAGE 695 



A Coupled Resonator Reflex Klystron e. d. reed 715 



Abstracts of Bell System Papers not Published in this Journal 767 



Contributors to this Issue "^"^^ 



COPYRIGHT 1953 AMERICAN TELEPHONE AND TELEGRAPH COMPANY 



