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★ Basic electronics (BE) :-
1) Diode theory:- Download now
2) Rectifier and filter:- Download now
3) Clipper and clamper:- Download now
4) BJT and it's biasing:- Download now
5) Special purpose of diode and transistor:- Download now
6) AC analysis of BJT circuit and small signal Amplifier:- Download now
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8) Digital circuits:- Download now