![Why is each time constant in this transfer function equal to "open circuit" time constant not "short circuit" time constant? - Electrical Engineering Stack Exchange Why is each time constant in this transfer function equal to "open circuit" time constant not "short circuit" time constant? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/7dCta.png)
Why is each time constant in this transfer function equal to "open circuit" time constant not "short circuit" time constant? - Electrical Engineering Stack Exchange
![SOLVED: Text: Only need to know how to find the solution to (e) Problem 2 (50 points): For the following BJT circuit shown (CE circuit) with beta = 225, Cr = 196 SOLVED: Text: Only need to know how to find the solution to (e) Problem 2 (50 points): For the following BJT circuit shown (CE circuit) with beta = 225, Cr = 196](https://cdn.numerade.com/ask_images/b0193aa62a1f447b9bed53008cf4b25c.jpg)
SOLVED: Text: Only need to know how to find the solution to (e) Problem 2 (50 points): For the following BJT circuit shown (CE circuit) with beta = 225, Cr = 196
![SOLVED: The MOSFET common-source amplifier shown here has gm = 5 mA/V, ro = 20 kΩ, Ccs = 5 pF, and CGo = 1 pF. Use the method of open-circuit time constants SOLVED: The MOSFET common-source amplifier shown here has gm = 5 mA/V, ro = 20 kΩ, Ccs = 5 pF, and CGo = 1 pF. Use the method of open-circuit time constants](https://cdn.numerade.com/project-universal/previews/337149da-6dfb-4140-968e-6bd96259cd8f.gif)
SOLVED: The MOSFET common-source amplifier shown here has gm = 5 mA/V, ro = 20 kΩ, Ccs = 5 pF, and CGo = 1 pF. Use the method of open-circuit time constants
![SOLVED: a) Estimate the low-frequency cutoff (f ) of this amplifier stage. Use the method of short circuit time constant where f = fL1 + fL2 . (Hint: you may ignore the SOLVED: a) Estimate the low-frequency cutoff (f ) of this amplifier stage. Use the method of short circuit time constant where f = fL1 + fL2 . (Hint: you may ignore the](https://cdn.numerade.com/ask_images/86e546a50bff40ffa31ee65244c7a902.jpg)