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Spy Set SSTR-1
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10th Feb 2018, 2:11 pm
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Keith
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Join Date: Jan 2003
Location: Tewkesbury, Gloucestershire, UK.
Posts: 693
Re: Spy Set SSTR-1
It's the difference between audio use and RF PA operation. For CW the valve will be in Class C with nominally 66% efficiency. For 12W anode dissipation this can give an RF output of up to 24W.
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