Reference no: EM132502501 , Length: 2 Pages
Electrical Engineering Assignment - Please complete AC analysis part.
EQUIPMENT - Analog Oscilloscope, DC Power Supply, Function Generator, DMM, 3 2N3903 or 2N2222 NPN silicon BJTs and Various resistors, capacitors.
PROCEDURE -
1. Using the following differential amplifier circuit make the calculations indicated below:
a. Assume β = 100 for each transistor.
b. Calculate
VC1 = ____
VC2 =____
IE1 = ____
IE2 = ____
r'e1 = ____
r'e2 = ____
c. Draw the AC model.
i. Calculate the theoretical AV = ____
ii. Calculate theoretical AV(CM) =____
2. Construct the circuit
a. With no input signal adjust the potentiometer to obtain balance between the 2 transistors so that VC1 = VC2.
b. Apply Vin1 = Vin2 = 50mvdc.
i. Measure VC1 = Vout1 = ____
ii. Measure VC2 = Vout2 = ____
c. Repeat step e with Vin1 = Vin2 = -50mvdc.
i. Measure VC1 = Vout1 =____
ii. Measure VC2 = Vout2 =____
d. Remove the dc inputs and apply a common mode ac input Vin1 = Vin2 = 50 mvac. f ≈ 3kHz
i. Measure and the phase shift relative to Vin1
VC1 = Vout1 =____
ii. Measure and the phase shift relative to Vin1
VC2 = Vout2 =____
e. Apply a differential mode ac input Vin1 = 50mv ac and Vin2 = ground.
i. Measure and the phase shift relative to Vin1
VC1 = Vout1 =____
ii. Measure and the phase shift relative to Vin1
VC2 = Vout2 =____
3. Post Lab Questions:
a. From your measured data compute AV(CM) = ____ use RE = 3MΩ recall the current source produces a high reissuance.
b. From your measured data compute AV = ____
c. From you measured data compute the CMRR = ____
4. Properly store any equipment and maintain a neat lab room at all times.
|
What is the total manufacturing cost
: What is the total manufacturing cost (i.e., both fixed and variable) (assume that 6,000 units is within the company's current relevant range)?
|
|
What are the implied forward rates
: The yields on 1-year, 2-year and 3-year, risk-free, zero-coupon bonds are 2%, 2.5% and 3%, respectively.
|
|
What are some longer-term consequences of roth behaviour
: Were the actions taken by Roth in the current fiscal year to improve his performance on direct materials and direct labour costs ethical?
|
|
Describe the age of the nation-states and a new public
: Describe "the age of the nation-states" and "a new public." What functions does the nation-state perform in the culture of capitalism?
|
|
Assignment - Please complete AC analysis part
: Electrical Engineering Assignment - Please complete AC analysis part. With no input signal adjust the potentiometer to obtain balance between transistors
|
|
What is the expected one-year rate in the marketplace
: (a) According to the Expectations Hypothesis, what is the expected one-year rate in the marketplace for year 2?
|
|
Find the total payroll expense for the year must have been
: The payroll expense on the common-size statement was 15%. Based on this information, the total payroll expense for the year must have been
|
|
Compute the irr of the investment
: Oakmont's cost of capital is 15%, and management does not feel it should have any adjustment for risk, compute the NPV. Compute the IRR of this investment.
|
|
Write on where the hook and riff occur in the piece
: Find a song of your choice that has a prominent hook and riff throughout the song. Write 250 words or more on where the hook and riff occur in the piece.
|