We present the design and development of a Ka-band Doherty power amplifier (DPA) that achieves high efficiency at power backoff (PBO) using a new load modulation scheme and a proposed load-pull-based ...

Design issues of a sub-THz traveling wave tube amplifier with a sheet electron beam double-vane slow-wave structure are discussed. Results of calculation of dispersion and coupling impedance of the ...

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Find the latest Crown Holdings Inc (CCK | US2283681060USD) share dividend information plus latest price, news trades, performance, company information and news ...