click zoom to display a high-res image
Original Transmitting Equipment
Image
The original transmitting equipment for WHA, the oldest radio station in the nation. The telephone pictured served as a microphone. The station was in the Physics Department at the University of Wisconsin in Madison.
circa 1910-1919
Jansky, C. M., Jr., 1895-1975
Publication Information
| Creator | Jansky, C. M., Jr., 1895-1975 |
|---|---|
| Date Created | circa 1910-1919 |
Physical Description
| Format | Image |
|---|---|
| Extent | 1 photograph |
| Dimensions | 25 x 16 cm |
Collection Information
| Source Collection | Cyril Moreau Jansky papers, 1917-1974 |
|---|---|
| Call Number | PH 3779 Box 3 Folder 5 |
| Media Number | Box 3,Folder 5 |
| Catalog Record | https://search.library.wisc.edu/catalog/999464859402121 |
| Finding Aid | https://digital.library.wisc.edu/1711.dl/wiarchives.uw-whs-mss00745 |
Copyright Information
| Copyright Status | NO COPYRIGHT - UNITED STATES |
|---|---|
| Rights Holder | Wisconsin Historical Society |
W012C3Y
WHi 134570
Image
Digital Collections
Explore more than 100,000 collection items online through the Society’s digital collections. For over two decades, we’ve been scanning, photographing, and digitizing materials from our collections, creating a rich and growing digital archive that brings history closer to you.
The Wisconsin Historical Society offers an ever-growing digital collection. Digitized materials reflect the full range of items in the collections including photographs, letters, newsletters, films, posters, architectural drawings, menus, and ephemera.
Attribution
For a credit line: Wisconsin Historical Society, Creator, Title, Unique Identifier.
The Unique Identifier can be found at the top or bottom of the page for each item. The name of a downloaded file is NOT the unique identifier.
For bibliographic citations please consult the UW-Madison Libraries Citation Research Guide to ensure compliance with appropriate style guidelines.
Accessing Collections
The vast majority of the items in our collections are not online. The Society owns thousands of archival collections viewable in our Archives reading room. To view and conduct research in our collections, visit us in person.
Early Vacuum Tube
circa 1910-1919
A vacuum tube built by Cyril Moreau Jansky for WHA radio station at the University of Wisconsin in Madison.
Early Radio Transmitter and Vacuum Tube
circa 1910-1919
A radio transmitter tuner and vacuum tube. The tube was built by Cyril Moreau Jansky and the transmitter was most likely built by him as well.
Radio Schematic
circa 1910-1919
A blueprint schematic of a radio telephone circuit for the University of Wisconsin in Madison.
9XM-WHA Radio Historic Marker
November 24, 1958
The family of Professor Earle M. Terry and C.M. Jansky, Jr. honor Professor Terry with the C.M. Jansky award at the dedication of the historical marker documenting his successful experiment in wire...
