The new Plessey PL.14 Tuners feature a specially developed RF/ oscillator unit for high gain, low noise and low drift, incorporating the latest frame grid valves to ensure optimum performance. So, 57 years ago, started an ad in Electronics Weekly’s edition of April 12 1960. The ad continues: Covering all TV channels plus four FM ...
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from Electronics Weekly https://www.electronicsweekly.com/blogs/mannerisms/memory-lane/531405-2018-08/
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