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PCE
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CPC Subgroup
H03C 1/24

modulating signal applied to different grid

Full Title

Amplitude modulation (H03C5/00, H03C7/00 take precedence) > by means of discharge device having at least three electrodes (H03C1/28 - H03C1/34, H03C1/50, H03C1/52, H03C1/62 take precedence) > carrier applied to control grid > modulating signal applied to different grid