Columbia Batteries 66 39 "louezlslt A Radio SB" Battery of en- GZZ tirely new construction made of tnm Hich Jeksioy VOLts flat layers of elements comn- RaBEATTERY presged one against the other MOr- So that every cubic inch inside the battery is completely filled Ryoslcarnoh CAlxe with electricity-producing ma- L Ixana 01 terials. This new construction insures a much longer life than that of any other battery of the same size. It means greater power Over 30 per cent: greater effi- to obtain further distant sta ciency than any (B" battery of tions, longer life and a far bet- equal size and weight; ter tone reception. brDA This cut-away section shows the interior construction of the new Columbia Layerbilt SB" Battery. Not 2 particle of space is wasted-_every avail- abie inch is packed with elec- trical producing material, Sectional view. OBTAINABLE FROM ALL RADIO DEALERS. ELLIS and Company, Ltd,, Auckland: Factory Representatives:
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https://paperspast.natlib.govt.nz/periodicals/RADREC19280413.2.7.1
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Radio Record, Volume I, Issue 39, 13 April 1928, Page 3
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152Page 3 Advertisement 1 Radio Record, Volume I, Issue 39, 13 April 1928, Page 3
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