[MBN003161C], Technical Note, Charles Batchelor, July 18th, 1879
https://edisondigital.rutgers.edu/document/MBN003161C
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Metadata
- Title
- [MBN003161C], Technical Note, Charles Batchelor, July 18th, 1879
- Editor's Notes
- No. 216 alter 4 telephones for England to have a coil in them of primary .40 ohms secondary 150 ohms tertiary 400 ohms and make a new box and base to suit them hinge the top pf the box so that we can get to transmitter to adjust it connections bk 38 & 24 also [sketch?] finished 19 July; No. 217 make one coil with primary and secondary only but coil to be made one inch longer than our regular coils & wound with same wire & number of layers
- Author
- Batchelor, Charles
- Date
- 1879-07-18
- Type
- Technical Note
- Folder ID
- MBN003-F
- Microfilm ID
- 90:747
- Document ID
- MBN003161C
- Publisher
- Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
- Has Version
- Archive.org Viewer, Microfilm Series Reel 90
- License
- CC0 1.0 Universal
- Item sets
- [MBN003-F] Cat. 1308 (1878-1880)