A wire let* enthusiast ol' London Una invented a rndipJiuiic, of sue.h Lihpuilian dimension that it can be lioiwed' in an ordinary match-box. It consists of two mils, a*crystal, and a wave length controlling lever. The aerial is an external fixture. Tlijfi miniature apparatus is ca|iah!c of receiving messages on a .000 metre wave length.
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https://paperspast.natlib.govt.nz/newspapers/DUNST19221023.2.53
Bibliographic details
Dunstan Times, Issue 3140, 23 October 1922, Page 8
Word Count
55Untitled Dunstan Times, Issue 3140, 23 October 1922, Page 8
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