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[N314199], Technical Note, Mina Miller (Mrs Thomas A.) Edison, March 26th, 1886

Title: [N314199], Technical Note, Mina Miller (Mrs Thomas A.) Edison, March 26th, 1886
Editor's Notes: pp. 199-201 Notes for lamp blackening experiments using a condenser; p. 201 drawing of lamps "Determination o fthe volts or amperes from center pole lamp and candle power Have a definite relation with life of lamp"; p. 203 unclear drawing; p. 205 drawing of "Apparatus Electromotograph with circular discs of insulating material such as glass with four inches of area, flat disc of platinum with 4 inches area; Thin glass- also mica, Rubber, porcelain, etc, as thin as possible. Use vibrator, Induction primary and also secondary and ascertain if with increased area the Emg action is not a Condenser action"; p. 207 diaphragm drawings prob. for deaf apparatus
Author: Edison, Mina Miller (Mrs Thomas A.)
Date: 1886-03-26
Type: Technical Note
Subject: Incandescent lamp; Motors; Microphone and other acoustic devices
Folder ID: N314-F
Microfilm ID: 42:912
Document ID: N314199
URL: https://edisondigital.rutgers.edu/document/N314199
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 42

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