ECE 220 Week 5 ilab Devry

Laboratory Number: 5

Laboratory Title: Inverting and Noninverting Op-Amp Circuits

Submittal Date: 2/4/2015

Objectives:

1. Given the schematic diagram of an inverting amplifier circuit, through theoretical, simulation and circuit construction analysis, explore the characteristics of the amplifier in inverting configuration

2. Given the schematic diagram of a noninverting amplifier circuit, through theoretical, simulation and circuit construction analysis, explore the characteristics of the amplifier in noninverting configuration

3. For a pre-determined voltage gain value, design an inverting amplifier circuit to produce the expected gain

4. For a pre-determined voltage gain value, design a noninverting amplifier circuit to produce the expected gain

Observations/Measurements:

III. A. 1. Theoretical analysis of the inverting op amp circuit

III. B. 2. MultiSim simulation of the inverting op amp circuit

III. B. 3. Compare and comment on any differences between Columns A and B of Table 1 above.

III. C. 1. Place a digital photo of your circuit below.

III. C. 2. Hardware circuit of the inverting op amp circuit

III. C. 3. Compare and comment on any differences among Columns A, B, and C of Table 1 above.

III. D. Theoretical analysis of the noninverting op-amp circuit

III. E. 2. Multisim simulation of the inverting op-amp circuit

III. E. 3. Compare and comment on any differences between Columns A and B of Table 2 above.

III. F. 1. Place a digital photo of your circuit be

III. F. 2. Hardware circuit of the noninverting op-amp circuit

III. F. 3. Compare and comment on any differences among Columns A, B, and C of Table 2 above

III. G. 1. MultiSim design of an inverting op amp with the gain of -30.

III. G. 3. Comment on the results of the simulation. Is the output signal inverted?

III. H. 1. Place a digital photo of your circuit below.

III. H. 2. Place a printout of the signals from the oscilloscope below

III. H. 3. Comment on the measurements of the hardware circuit.

Questions

Please provide the answer to the following questions on the worksheet.

1. Design an amplifier with a gain of -2 using MultiSim. Copy and paste your circuit below.

2.   Design an amplifier with a gain of 2 using MultiSim. Copy and paste your circuit below.

3.   What is the phase shift between the input and output signals of an inverting op amp?

4.   What is the phase shift between the input and output signals of a noninverting op amp?

Grading