[ME004], Letter from Thomas Alva Edison to Edward Hibberd Johnson, November 1886

https://edisondigital.rutgers.edu/document/ME004

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Title

[ME004], Letter from Thomas Alva Edison to Edward Hibberd Johnson, November 1886

Editor's Notes

Notes on Distribution of Atlernating Current# Reverse current machine loss 25% must have continous current Dynamo charge field; iron in field is small in quantity;small amount of power required so that commerical efficency cannot be greater than 70%# Summary of Reversing Polarity; loss of static charge of high tension; conductors underground; loss of converter; loss of distributing mains; loss of high tension wires etc 13 pages of explanations and percentages

Date

1886-11-00

Decade

1880-1889

Type

Folder/Volume ID

ME-F

Microfilm ID

148:5

Document ID

ME004

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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