File:Brandes Superior Matched Tone c. 1919-21.jpg
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Brandes_Superior_Matched_Tone_c._1919-21.jpg (438 × 334 pixels, file size: 44 KB, MIME type: image/jpeg)
Summary
Photo of antique headphones; Brandes manufactured between 1919 and 1921. These were used in early radio work and illustrate the original context of the term "headphones."
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:35, 3 January 2017 | | 438 × 334 (44 KB) | 127.0.0.1 (talk) | Photo of antique headphones; Brandes manufactured between 1919 and 1921. These were used in early radio work and illustrate the original context of the term "headphones." |
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