ClassID:

219724

H03F2203/21115 - 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 An input signal dependant signal being measured by current measuring at the input of a power amplifier

Recent Application in this class: