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university:courses:electronics:lp_hp_filters [13 Aug 2019 09:25] Pop Andreea |
university:courses:electronics:lp_hp_filters [03 Nov 2021 20:49] (current) Doug Mercer [Activity: Low Pass and High Pass Filters] |
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- | ======Activity: Low Pass and High Pass Filters====== | + | ======Activity: Low Pass and High Pass Filters, For ADALM2000====== |
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ADALM2000 Active Learning Module\\ | ADALM2000 Active Learning Module\\ | ||
Solder-less breadboard, and jumper wire kit\\ | Solder-less breadboard, and jumper wire kit\\ | ||
- | ADALM1000 hardware module\\ | ||
1 1 KΩ resistor\\ | 1 1 KΩ resistor\\ | ||
1 1 µF capacitor\\ | 1 1 µF capacitor\\ | ||
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<WRAP centeralign>Figure 11: RL high pass filter transfer function</WRAP> | <WRAP centeralign>Figure 11: RL high pass filter transfer function</WRAP> | ||
- | As in the previous case, generate a sinusoidal waveform on the channel 1 of the signal generator. Observe how at a frequency values lower than the cutoff frequency the output signal is attenuated. | + | As in the previous case, generate a sinusoidal waveform on the channel 1 of the signal generator. Observe how at frequency values lower than the cutoff frequency the output signal is attenuated. |
{{ :university:courses:electronics:hpf_1khz.png?900 |}} | {{ :university:courses:electronics:hpf_1khz.png?900 |}} | ||
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<WRAP centeralign>Figure 12: Input and output signals of RL high pass filter for a frequency lower than the cutoff frequency</WRAP> | <WRAP centeralign>Figure 12: Input and output signals of RL high pass filter for a frequency lower than the cutoff frequency</WRAP> | ||
- | If the frequency is higher than the cutoff frequency, the signal is in the pass-band of the filter and the attenuation tends to 0dB. | + | If the frequency is higher than the cutoff frequency, the signal is in the pass-band of the filter and the attenuation tends to be 0dB. |
{{ :university:courses:electronics:hpf_50khz.png?900 |}} | {{ :university:courses:electronics:hpf_50khz.png?900 |}} | ||
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<WRAP round download> | <WRAP round download> | ||
**Lab Resources:** | **Lab Resources:** | ||
- | * Fritzing files: | + | * Fritzing files: [[downgit>education_tools/tree/master/m2k/fritzing/lpf_hpf_bb | lpf_hpf_bb]] |
- | * LTSpice files: | + | * LTSpice files: [[downgit>education_tools/tree/master/m2k/ltspice/lpf_hpf_ltspice | lpf_hpf_ltspice]] |
</WRAP> | </WRAP> | ||