ClassID:

219733

H03F2203/21142 - page 2 - CPC Classification

Classification description:

Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by; Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers Output signals of a plurality of power amplifiers are parallel combined to a common output

Recent Application in this class: