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Estimating Power In An 8 Ohm Speaker

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Estimate the power developed in the 8 Ω speaker of the circuit of the attached figure for a 1 kHz sinusoidal input signal of 100 mV peak. All capacitors may be assumed to act as a short circuit at the frequency of operation.

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https://brainmass.com/physics/capacitors/estimating-power-in-an-8-ohm-speaker-541294

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We first get the estimated voltage gain of the 1st stage ...

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