Current ivith a Magneto-Telephone Transmitter. 399 



Table YI. 

 Core, Norway Iron. — Diaphragm, Sheet Iron, No. 21. 



Strength of 



Induced 



Strength of 



Induced 



field. 



cui-rent. 



field. 



current. 





03 



•456 



96-7 



016 



31 



•477 



940 



•058 



13-7 



•499 



92^5 



■082 



20-3 



•521 



90-5 



•102 



25-2 



■536 



88^3 



•125 



31^2 



•573 



86^7 



•150 



37^8 



•584 



840 



•178 



45^5 



•637 



81^0 



213 



54-7 



•675 



76^7 



•249 



63-8 



•724 



72^3 



•296 



75-5 



•784 



69-3 



■348 



86-2 



•851 



65^6 



■378 



923 



■949 



57-3 



•416 



96-7 



ro6i 



49^1 



•437 



97^8 







Table VII. 

 Core, Norway Iron. — Diaphragm, Sheet Iron, No. 22. 



Strength of 



Induced 



Strength of 



Induced 



field. 



current. 



field. 



current. 





1-7 



•410 



94^2 



•018 



4-7 



■431 



92^0 



•047 



11-7 



•452 



88^3 



•075 



197 



•473 



85-0 



•088 



22-3 



•494 



81^2 



•100 



26^0 



•516 



77^5 



•123 



32-5 



■541 



74-7 



•146 



39 5 



•566 



71^3 



•171 



48-2 



•601 



67-7 



•194 



54^2 



•635 



64^0 



•218 



613 



•6.^9 



600 



•240 



669 



■719 



56^7 



•262 



73-2 



•779 



530 



■292 



81^3 



•851 



48-0 



•313 



87-7 



•946 



440 



•342 



927 



1072 



39-3 



-372 



94^3 



1091 



38^3 



