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university:courses:electronics:comms-lab-colpitts-osc [27 Mar 2017 17:11] – [Hardware Setup:] Doug Mercer | university:courses:electronics:comms-lab-colpitts-osc [05 Mar 2019 12:57] – [Questions:] Antoniu Miclaus | ||
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=====Hardware Setup:===== | =====Hardware Setup:===== | ||
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+ | <WRAP centeralign> | ||
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+ | <WRAP centeralign> | ||
The green squares indicate where to connect the ADALM2000module AWG, scope channels and power supplies. Be sure to only turn on the power supplies after you double check your wiring. | The green squares indicate where to connect the ADALM2000module AWG, scope channels and power supplies. Be sure to only turn on the power supplies after you double check your wiring. | ||
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Having finished construction the Colpitts oscillator check that the circuit is oscillating correctly by turning on both the + and - 5 V power supplies and connecting one of the oscilloscope channels to the output terminal. It may be found that the value of R< | Having finished construction the Colpitts oscillator check that the circuit is oscillating correctly by turning on both the + and - 5 V power supplies and connecting one of the oscilloscope channels to the output terminal. It may be found that the value of R< | ||
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+ | A plot example using R< | ||
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+ | <WRAP centeralign> | ||
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+ | <WRAP centeralign> | ||
=====Questions: | =====Questions: | ||
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|50 uH| | | | |50 uH| | | | ||
|100 uH| | | | |100 uH| | | | ||
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+ | <WRAP round download> | ||
+ | **Lab Resources: | ||
+ | * Fritzing files: [[ https:// | ||
+ | </ | ||
**For Further Reading:** | **For Further Reading:** |