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[N059045] Technical Note, c. 1880

Title: [N059045] Technical Note, c. 1880
Editor's Notes: "Dynamo Machine. Laws." "The best machine is that which with the least amount of energy consumed on the magnets will give the greatest E.M.F. on the smallest resistance in the armature so long as the spark on the commutator may be kept under." List of "unavoidable losses" of energy. Depreciation on commutator, belt, etc. "Magnetic retardation may be largely avoided by using very soft iron." Notes on dimensions & winding of armature. Fr28 notes on "new machine:" armature resistance, heat radiation. Resistance of hypothetical machine 2 times the present bore. Dimensions & calcs for large machine.; Supplied year
Author: Upton, Francis Robbins
Date: 1880-00-00
Type: Technical Note
Subject: Dynamos and generators
Folder ID: N059-F
Microfilm ID: 34:23
Document ID: N059045
URL: https://edisondigital.rutgers.edu/document/N059045
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Has Version: Archive.org Viewer, Microfilm Series Reel 34

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