CPC Subgroup Additional Only
H03F 2203/30012 the two SEPP amplifying transistors are Darlington composite transistors
Full Title
Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00 > Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor > the two SEPP amplifying transistors are Darlington composite transistors