A
    amplificatori
    22 terms

    @draken

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    What is the definition of amplification in the context of a quadripole?

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    How is the gain expressed in decibels (dB) for voltage amplifiers?

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    What does a negative dB value indicate about an amplifier's performance?

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    What does a positive dB value signify in terms of signal amplification?

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    What is the reference power level used in acoustics for measuring sound intensity?

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    How can you compare a noise power level to the reference power level in acoustics?

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    What is the significance of the term 'gain' in the context of amplifiers?

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    What is the formula for calculating the power gain in decibels?

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    What is the relationship between voltage gain and current gain in amplifiers?

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    What is the role of an active amplifier?

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    What happens to the output signal when the input signal is doubled in an amplifier with a gain of 2?

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    What is the significance of the term 'attenuation' in amplifiers?

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    How do you calculate the voltage gain for two quadripoles with given input and output voltages?

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    What is the output voltage of an amplifier if the input voltage is 20 mV and the gain is 0.5?

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    What is the output voltage of an amplifier if the input voltage is 20 mV and the gain is 2.5?

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    What is the importance of using logarithmic scales like dB in electronics?

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    What is the difference between voltage amplifiers and current amplifiers?

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    How does the concept of reference levels apply to measuring sound intensity?

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    What is the significance of the term 'quadripole' in electronics?

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    What are the key characteristics of an operational amplifier?

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    What is the role of feedback in amplifier circuits?

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    How does the frequency response of an amplifier affect its performance?

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