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Buffer amplifier converts ____________(a) low impedance signals to high impedance signals(b) high impedance signals to low impedance signals(c) ac impedance signals to dc impedance signals(d) dc impedance signals to ac impedance signals |
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Answer» Right option is (b) high impedance signals to low impedance signals The best I can explain: Noise is typically generated from motion artefacts and power line interference. A common solution used to suppress noise in dry electrode signals is a buffer amplifier. A buffer amplifies is essentially an impedance converter, that converts high impedance signals to low impedance signals. |
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