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[N317205] Technical Note, April 16th, 1886

https://edisondigital.rutgers.edu/document/N317205

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Title: [N317205] Technical Note, April 16th, 1886
Editor's Notes: p. 205 drawing "Fundamental Magnetic Expt X steel Mag-- move it from N towards R but not enough so K will come within range of lines of force want to ascertain if it’s the drawing in towards magnet of lines of force or not."; p. 207 "Phonoplex Coil, sheet wound as shewn (drawing) use foil copper with parafined tissue between wind it 2 inch thick core being 3/4 fineiron wire" (drawing); p. 209 "Fundamental Mag Expt Faradays-- (drawing) If the iron don’t act as guard brush with thick brush of copper insulated from everything trhough which wire passes also not insulated (drawing) B ironn revolved see if B is good guard"; p. 211 drawing crossed out like that on p. 213 "Fundamental Magnetic Expmt XYZ (drawing) a powerful permanent magnet would be better or the primary only in one side of a bridge & telephone in balance wire. The wheel is rotated with great velocity-- at diferent spots has a piece of substance or cell with liquid to see if there is anything that will retard magnetism See 215"; p. 215 [selectable]"continued XYZ If any substance will disturb the lines of force and the wheel is turned sufficient fast to give a musical note it wil be heard in telephone. Now if this disturbance is created without the production of electricity or magnetism, then we have a new form of energy; p. 217 "Fundamental Expmt pull thro with & with heavy copper guard closed" (drawing); p. 219 "XYZ (drawing) Electric pen spools no mag X liquids & substances to see if the Electric field is disturbed.
Author: Edison, Thomas Alva
Date: 1886-04-16
Type: Technical Note
Subject: Phonoplex and railroad telegraphy; Electricity and magnetism
Folder ID: N317-F
Microfilm ID: 43:105
Document ID: N317205
URL: https://edisondigital.rutgers.edu/document/N317205
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 43

Item sets: [N317-F] N-86-04-03.3 (1886)

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