Question

Notify Me Bookmark

The system shown has a closed loop gain of 200. Find the feedback factor β Select one: a. -0.0041 b. -0.0051 c. -0.051 d. -0.041

The system shown has a closed loop gain of 200. Find the feedback factor β Select one: a. -0.0041 b. -0.0051 c. -0.051 d. -0.041

Image text
The system shown has a closed loop gain of 200 . Find the feedback factor β
Select one: a. -0.0041 b. -0.0051 c. -0.051 d. -0.041

Detailed Answer

0 0

Please enter your email here. You will get email when this question is answered by our tutor.

Doubtrix Logo

Problem is not yet solved!

Click on Notify me to get email when question is answered.

Join Doubtrix with 7-days free trial

  • Icon Correct & Verified Answers
  • Icon No AI-Generated Answers
  • Icon Video Solution for Difficult Questions
  • Icon Work With Experts to Reach at Correct Answers
Notify me Login Sign Up

Similar/Related Questions

In the circuit shown below, the transistor has a b of 200. what is the dc voltage at the collector? Replacing the BJT with one of the hybrid-p models (neglecting r0), draw the equivalent circuit of the amplifier. Find the input resistance Rib and Rin and the overall voltage gain (vo/vsig). For an output signal of 0.4V, what value of vsig and vb are required.

In the circuit shown below, the transistor has a b of 200. what is the dc voltage at the collector? Replacing the BJT with one of the hybrid-p models (neglecting r0), draw the equivalent circuit of the amplifier. Find the input resistance Rib and Rin and the overall voltage gain (vo/vsig). For an output signal of 0.4V, what value of vsig and vb are required.

Solution
0 0

In the following feedback amplifier, assume that M1, M2, and M3 are all biased to be in the saturation region. Consider λ = 0 (30 points). a. Find the polarity of the feedback. b. Identify the type of feedback. c. Derive the expression for the open-loop voltage gain (AV,OL = Vout /Vin ), including the loading effects of the feedback. d. Determine the value of the feedback factor K and derive the expression for the closed-loop voltage gain (Av,CL = Vout/Vin). e. Derive the expression for the closed-loop output resistance Rout,CL.
Solution
0 0

Example 3: A shunt-shunt feedback amplifier is shown in Figure EX3. Assume the following specifications: gm = 40 mA/V RF = 33 kΩ rπ = 4 kΩ ro = ∞ (a) Determine the A-circuit. (b) Determine the input resistance Ri, the output resistance Ro, and the open-loop transresistance (A) of the A-circuit. (c) Determine the feedback factor β = If/Vo and the closed-loop gain Af. (d) Determine the input and output resistance of the feedback amplifier Rif and Rof, respectively. (e) Determine Rin and Rout . Figure EX2

Solution
0 0