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The frequency response of an amplified sinusoid is shown below. Given the input was a 100 Hz sinusoid, determine the range of cutoff frequencies

The frequency response of an amplified sinusoid is shown below. Given the input was a 100 Hz sinusoid, determine the range of cutoff frequencies for a low pass filter to block the harmonics. Was this amplifier powered by a single or dual power supply and why? Voltage (mV) 4000 3500 3000 2500 2000 1500 1000 500 0 100 150 200 250 300 Frequency (Hz) 350 400 450

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