아날로그 전자회로

[Class A, Class B, Class AB

Class B

Class AB

https://www.youtube.com/watch?v=0e_OUyGCaBs

Class C

https://www.industrial-electronics.com/electrnc-dvcs-9e_7.html

Common-collect Class B

Push-pull class B

Push-pull class AB

Class A

https://www.industrial-electronics.com/index.html

https://www.industrial-electronics.com/electrnc-dvcs-9e_6b.html

audio amp:

https://www.nutsvolts.com/magazine/article/bipolar_transistor_cookbook_part_7

class AB 증폭기

https://www.electronics-tutorials.ws/amplifier/class-ab-amplifier.html

[Emitter follower

http://www.learningaboutelectronics.com/Articles/Emitter-follower-circuit.php

- Common collector amp, buffer amp: high Ri and low Ro

- Input impedance

R_i = b R_E = 56 kW

- Output impedance:

R_o = (R₁ || R₂) / b = 5 W

[Pushpull amplifier

https://www.petervis.com/Amplifiers/push-pull-amplifier-using-bjt-transistors/push-pull-amplifier-using-bjt-transistors.html

- Feedback resistor (1k + Pot) reduces the cross-over distortion