THE CRYSTANOX Consists of a Loudspeaker, combined with a sensitive Amplifier in such a way that it can be operated direct from your Crystal Set; FINE RESULTS: NO VALVES NO TROUBLE SIMPLE TO USE: CALL AND INSPECT AT THE BRITISH IMPERIAL RADIO CO. Agents for 'ALL-BRITISH RALEIGH RADIO 236 LAMBTON QUAY WELLINGTON:
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https://paperspast.natlib.govt.nz/periodicals/RADREC19280203.2.17.3
Bibliographic details
Radio Record, Volume I, Issue 29, 3 February 1928, Page 4
Word Count
52Page 4 Advertisement 3 Radio Record, Volume I, Issue 29, 3 February 1928, Page 4
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