Description | Test Steps | Steps Resources | Expected Results |
Low Pass Filter: fc = 340Hz | 1.1 Create a first-order low pass RC filter with the following components: R = 470 Ohms, C = 1uF. This will have a cut-off frequency of approximately 340 Hz. | | The set up must look like the image in the Steps Resources picture on the left. |
Reference: CH1 | 1.2 Set these configurations on the Network Analyzer: | | Check the frequency response in the Bode plot. It must look like the image in the Steps Resources picture on the left. |
| a. Reference: Channel 1, 1V Amplitude, 0V Offset | | |
| b. Sweep: Logarithmic, Start – 10Hz, Stop – 500kHz, Sample Count – 100 | | |
| c. Display: Min. Magnitude – -90dB, Max. Magnitude – 10dB, Min. Phase – -150°, Max. Phase – 60° | | |
| d. Run the Network Analyzer. | | |
Cursor | 1.3 Enable the “Cursor” by clicking the box at the lower right corner of the interface. | | The interface must look like the image in the Steps Resources picture. |
| 1.4 Move the cursor from left to right. | | The values displayed on the screen must follow accordingly. |
| 1.5 Move the cursor to find the -3dB point on the trace. | | The magnitude must indicate -3dB at approximately 340 Hz. The phase corresponding to the same frequency must also be indicated. |
| 1.6 Disable the cursor by clicking the box again. | | The cursor controls must disappear from the interface. |
| 1.7 Change the “Display” settings’ parameters to view the plot effectively by clicking ± button or by entering these values: | | The plot must change accordingly as you change the values by either using the buttons or by entering the values. The plot must now look like the image in the Steps Resources. |
| Display: Min. Magnitude – -70dB, Max. Magnitude – 50dB, Min. Phase – -120°, Max. Phase – 60° | | |
| 1.8 View the Nyquist and Nichols plots by going to the General Settings and choose the type of plot by clicking the dropdown box: “Nyquist” or “Nichols” (aside from “Bode”). | | The plot must look like the images from the Steps Resources. |
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| 1.9 Change the plot back to Bode plot and switch to “Linear” frequency scale by selecting Linear under frequency sweep settings. | | The plot must look like the image in the Steps Resources. Enable the “Cursor” and move it to find the -3dB point of your trace. It must be around 340 Hz. |
Reference: CH2 | 1.10 Change the placement of the scope channels (please see the picture on the left for the setup). Switch the reference channel to Channel 2 and then repeat the test steps done with CH1. | | The results must be the same with CH1’s. |
Low Pass Filter: fc = 15.9kHz | 2.1 Create a first-order low pass RC filter with the following components: R = 100 Ohms, C = 0.1uF. This will have a cut-off frequency of approximately 15.9kHz. | | The set up must look like the image in the Steps Resources picture on the left. The frequency response may change due to the type of components used. |
Reference: CH1 | 1.2 Set these configurations on the Network Analyzer: | | Check the frequency response in the Bode plot. It must look like the image in the Steps Resources picture on the left. Enable and move your cursor to find the -3dB point of your trace. It must be around 15.9 kHz. |
| a. Reference: Channel 1, 1V Amplitude, 0V Offset | | |
| b. Sweep: Logarithmic, Start – 10Hz, Stop – 1MHz, Sample Count – 100 | | |
| c. Display: Min. Magnitude – -70dB, Max. Magnitude – 5dB, Min. Phase – -120°, Max. Phase – 60° | | |
| d. Run the Network Analyzer. | | |
| 2.3 Change the “Display” settings’ parameters to view the plot effectively by clicking ± button or by entering these values: | | The plot must now look like image in the Steps Resources. The plot must change accordingly as you change the values. |
| Display: Min. Magnitude – -45dB, Max. Magnitude – 10dB, Min. Phase – -100°, Max. Phase – 20° | | |
| 2.4 View the Nyquist and Nichols plots by going to the General Settings and choose the type of plot by clicking the dropdown box: “Nyquist” or “Nichols” (aside from “Bode”). | | The plot must look like the images from the Steps Resources. |
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| 2.5 Change the plot back to Bode plot and switch to “Linear” frequency scale by selecting Linear under frequency sweep settings. | | The plot must look like the image in the Steps Resources. Enable the “Cursor” and move it to find the -3dB point of your trace. It must be around 15.9 kHz. |
Reference: CH2 | 2.6 Change the placement of the scope channels (please see the picture on the left for the setup). Switch the reference channel to Channel 2. Set these sweep values: 10Hz to 1MHz. Repeat the test steps done with CH1. | | The results must be the same with CH1’s. |
Low Pass Filter: fc = 1.59MHz | 3.1 Create a first-order low pass RC filter with the following components: R = 1 kOhms, C = 100 pF. This will have a cut-off frequency of approximately 1.59MHz. | | The set up must look like the image in the Steps Resources picture on the left. The frequency response may change due to the type of components used. |
Reference: CH1 | 3.2 Set these configurations on the Network Analyzer: | | Check the frequency response in the Bode plot. It must look like the image in the Steps Resources picture on the left. Enable and move your cursor to find the -3dB point of your trace. It must be around 1.59MHz. |
| a. Reference: Channel 1, 1V Amplitude, 0V Offset | | |
| b. Sweep: Logarithmic, Start – 50Hz, Stop – 30MHz, Sample Count – 100 | | |
| c. Display: Min. Magnitude – -45dB, Max. Magnitude – 10dB, Min. Phase – -100°, Max. Phase – 20° | | |
| d. Run the Network Analyzer. | | |
| 3.3 Change the “Display” settings’ parameters to view the plot effectively by clicking ± button or by entering these values: | | The plot must change accordingly as you change the values. |
| Display: Min. Magnitude – -35dB, Max. Magnitude – 5dB, Min. Phase – -100°, Max. Phase – 35° |
| 3.4 View the Nyquist and Nichols plots by going to the General Settings and choose the type of plot by clicking the dropdown box: “Nyquist” or “Nichols” (aside from “Bode”). | | The plot must look like the image in the Steps Resources. |
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| 3.5 Change the plot back to Bode plot and switch to “Linear” frequency scale by selecting Linear under frequency sweep settings. | | The plot must look like the image in the Steps Resources. Enable the “Cursor” and move it to find the -3dB point of your trace. It must be around 1.59 MHz. |
Reference: CH2 | 3.6 Change the placement of the scope channels (please see the picture on the left for the setup). Switch the reference channel to Channel 2. Set these sweep values: 50Hz to 30MHz. Repeat the test steps done with CH1. | | The results must be the same with CH1’s. |