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Radio Record, Volume I, Issue 25, 6 January 1928, Page 5

Ocean Deep Tone ! Arrange for a demonstration, and marvel at the wonderful depth Qf tone of the SONORA_ It will surprise you. The ImSTrurENT Op QUALiy RADIQ Suz CLeaR 45 0 #el} RADIO 58 Willis Street FJ. Pinny Ltd. WELLINGTON: Everybodys talking PHILIPS AG09 and BGO5 1 MINIWATTS Built for rugged strength, these mighty Miniwatts contain a flament S0 strong that a deliberate jar is not sufficient to break it; So tough that it can be tied.like a piece of string. No wonder, then, that Radio enthusiasts all over the world prefer and praise them. No wonder that the A6og and B6o5 are standard equipment on many of the finest sets. Better reception, more stations, and ~~here'$ the amazing part-_EXTRA- The Aco9 is bast {t9 ORDINARY economy! with these valves HT. Detector and Ist stage audio ; the three small accumulator cells will replace KGOS is 1 last atage Audio Amplifer Or 2 large 6-volt accumulator- Dower valyo pH ILiIP 0 VALVES Co-product of the famous Philips Lambs, Battery Charges, and "B" Baitcry Eliminators: