Introduction - If you have any usage issues, please Google them yourself
Electronic technology swf animation
18. Differential mode and common mode signal
19 pressure-stable operating point of the bias circuit
20. Negative feedback to improve the waveform of the amplifier
21. RC coupled amplifier frequency characteristics
22. Working principle junction FET
23. Negative feedback type of discrimination
24.RC discharge
25.RC differential circuit
26.T trigger