File:Marconi Type 106 crystal radio receiver.jpg
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![File:Marconi Type 106 crystal radio receiver.jpg](http://upload.wikimedia.org/wikipedia/commons/thumb/8/85/Marconi_Type_106_crystal_radio_receiver.jpg/800px-Marconi_Type_106_crystal_radio_receiver.jpg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:16, 28 May 2017 | ![]() | 1,552 × 1,080 (612 KB) | Thomas H. White | Higher quality scan from an earlier edition (October 1917) of "Practical Wireless Telegraphy". |
07:34, 16 March 2010 | ![]() | 761 × 528 (58 KB) | Chetvorno | {{Information |Description={{en|Marconi Type 106 radio receiver, a crystal radio receiver made by the American Marconi Co. for use with their transmitters. The crystal "cat's whisker" detector is visible between the lower center and right knobs.z}} |So |
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