[N134025], Technical Note, Thomas Alva Edison, October 24th, 1884
https://edisondigital.rutgers.edu/document/N134025
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Metadata
- Title
- [N134025], Technical Note, Thomas Alva Edison, October 24th, 1884
- Editor's Notes
- Consider selecting some of these pages by TAE on telephone. P. 25 "try square diaphragm in all the telephone experiments." p. 27 "Try following: galena caleopyrite phosphide iron, conducting sulphide, etc. [telephone]. More transmitters. p. 33: plate which is insulated covered with granulated carbon held on by adhesive mixture. Talk to square plate." p. 35 "Grind up conducting lampblack with oil etc see if can make a conducting central transmitting liquid". Then some lamp filaments. p. 41 dashpot---huh?. p. 49 Telephone: mixing anthracite carbon with rubber, other compounds. p. 51 "Mayer to give 1/4 @ 1/2 inch spark try this against regular---think talking be clearer [diagram of several flat plates]; p. 53 "Carbonize some cloth at lamp factory various kinds for telephone electrodes. p. 57 hand-drawn map of Europe. One more page of telephone then misc junk.
- Author
- Edison, Thomas Alva
- Date
- 1884-10-24
- Type
- Technical Note
- Subject
- Telephone
- Folder ID
- N134-F
- Microfilm ID
- 38:439
- Document ID
- N134025
- 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 38