[NM023085A], Technical Note, Arthur Edwin Kennelly, February 21st, 1889
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Title
[NM023085A], Technical Note, Arthur Edwin Kennelly, February 21st, 1889
Editor's Notes
Took one of the Bergmann 100,000 w boxes apart and as they were in B.A. ohms and 1% short for usual requirements added to each spool some 75 feet of No. 35 BWG 0.005" wire After completions the box tested as follows: [table]##Made a series of measurements of the coefficient o self induction in some coils by Remington's & A Perry's method. From those it would seem tha the coefficient of lead for the [ASP?] Secohmmeter is 0.03. The Ratio of the handle and commutator angular velocities is 2.143 (15/7) and 6 respectivel for the low and high speed.
Author
Mentioned
Date
1889-02-21
Type
Folder/Volume ID
NM023-F
Microfilm ID
104:341
Document ID
NM023085A
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University