[X001J4C], Letter from Charles Batchelor to Thomas Alva Edison, March 3rd, 1886
https://edisondigital.rutgers.edu/document/X001J4C
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Title
[X001J4C], Letter from Charles Batchelor to Thomas Alva Edison, March 3rd, 1886
Editor's Notes
Sent you tracing of a #10 armature made on your new principle; only alteration is the iron is turned off 3/16th of an inch, making the core 16 1/2 inches long and 8 9/16 inches in diameter; speed will be 1300, same as regular #10; volts 125; resistance on each side .051 ohms; [also discusses winding and communtator blocks.]
Author
Recipient
Date
1886-03-03
Type
Subject
Folder/Volume ID
X001J4-F
Document ID
X001J4C
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University