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#10
August 28th 04, 02:30 AM
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"Paul Burridge" wrote in message
... On Fri, 27 Aug 2004 13:00:56 -0700, John Larkin wrote: That means, to get a linear amp, the input signal has to be converted to PWM gate drive. That's hard to do at high frequencies. At 300 MHz, a power mosfet doesn't much look like a high-speed switch any more. Certainly not at that kind of frequency! But for the lower HF bands, it's *perfectly* feasible. You should know. SioL |
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