Within a year or two. or perhaps before, wireless sets operated by gas may be as common as electric mains sets. Gas research engineers have discovered that if two dissimilar metals are placed end to end and on. is heated, a current of electricity is generated between the two metals. That, in a nutshell, is the secret of the gas wireless set. One metal is heated by gas. The other is air-cooled. The research engineers are now trying to discover which metals generate the most electricity by these means. A gas wireless set would be a boon to millions of listeners now using battery-driven sets.
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Taranaki Daily News, 1 June 1935, Page 13 (Supplement)
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105Untitled Taranaki Daily News, 1 June 1935, Page 13 (Supplement)
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