[D8453ZAV], Letter from John T Perry to Thomas Alva Edison, February 14th, 1884

Item

Abstract

Sims man arrived but unable to make engine govern without heavier springs. He was instructed to run engine at 275 rpm, but your telegram instructed me to run dynamo at 1400 rpm to get proper EMF. Can we get this ratio using different pully arrangement?

Author

Date

1884-02-14

Decade

1880-1889

Type

Identifier

D8453ZAV

Folder Set

D8453

Title

[D8453ZAV], Letter from John T Perry to Thomas Alva Edison, February 14th, 1884

Microfilm ID

75:823

Publisher

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