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![]() "dave" napisal w wiadomosci m... On 04/08/2012 09:55 AM, wrote: Many modern solid state transmitters have no "coils", per se, except perhaps in the output low pass filter or output matching network. The carrier is generated from a crystal oscillator (no coils, just caps and a hunk o' rock) and amplified in broadband stages. More like a switch mode power supply than a crystal oscillator, (the way I visualize a modern AM transmitter without large coils.) Are such used by radio amateurs? S* |
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