Page 46 Advertisement 1

Radio Record, 3 June 1938, Page 46

You do not expect the soles of your shoes to wear for ever_ Then you should not expect your radio valves to give you perfect service indefinitely: All valves wear out in time. But RCA RADIOTRONS_the world' s standard radio valves _~give @ longer period @f efricient Feception than any other radio valve. RADIOTRON_ the guaranteed valve will restore the brilliance of your" receiver. Have vour valves tested and D Revalve with RADIOTRONS Sole N Distributors for R.CA. Radiotrons. ThE NATIONAL ELECTRICAL AND ENGINEERING Co., LTD , Wellirigton, Auckland, Christchurcht Dunedin; Hamilton; Wanganui , Hastings. YOUR HAS RADIO LOST ITS TONE? 1