engineering recuitment GATE EE 2023-24 Test Series Analog Electronics Bipolar Junction Transistors Impedances
The transistor amplifier circuit is shown in figure C is coupling capacitor
The input resistance Rin of the amplifier is
1
(re + RE)
2
\(\frac{r_e + R_E}{1+h_{fe}}\)
3
(1 + hef)(re + RE)
4
re