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Calculate bandwidth for two stage RC coupled CE amplifier.
1 Answer
written 2.3 years ago by |
Solution:
$\beta_1 = 100, \beta_2 = 150, r\pi_1 = rb\pi_2 = 1.3 k \Omega$
g$m_1$ = g$m_2$ = 50 mA/v
c$\pi_1$ = c$\pi_2$ = 15 pf , c$\mu$ = c$\mu_2$ = 1 pf
1) Low Frequency Response :
Low frequency small signal equivalent circuit.
Step 1.
Calculate R$b_1$ R$b_2$
rb1 …