摘要 |
FIELD: radio engineering. SUBSTANCE: radio transmitter has modulating signal generator, frequency modulator, modulated signal generator, unit of frequency multipliers, preamplifier stage, reactive controller, and final power amplifier stage with output tuned circuit. Provision is made for optimal phase shift of frequency modulated signal by output tuned circuit of final power amplifier stage operating in overvoltage mode of class C. EFFECT: higher efficiency of transmitter. 1 dwgf
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