Question: Repeat Problem 11.15 if the transistor has a flicker noise corner frequency of 1 kHz. Calculate spot noise figure at 500 Hz. Data from Prob.

Repeat Problem 11.15 if the transistor has a flicker noise corner frequency of 1 kHz. Calculate spot noise figure at 500 Hz.

Data from Prob. 11.15:

Calculate the source resistance giving minimum noise figure and the corresponding noise figure in decibels for a bipolar transistor with parameters

(a) IC = 2 mA              βF = 50             rb = 100 Ω

(b) IC = 10 µA             βF = 100          rb = 300 Ω

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