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9 Cards in this Set
- Front
- Back
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2 functions of EEG amplifiers
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differential discrimination
amplification |
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differential discrimination is AKA ___
it is done by ___ |
common mode rejection
having amp perform subtraction: input 1 - input 2 |
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most common cause of locally increased impedance
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electrode lost contact with scalp
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2 properties of amplifiers
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sensitivity
gain |
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sensitivity means ___
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uV/mm pen deflection ratio
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gain means ___
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ratio of input to output ratio
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analog high-pass filter is a ___ between 2 terminals and ___ between that and ground
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capacitor
resistor |
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analog low-pass filter is a ___ between 2 terminals and ___ between that and ground
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resistor
capacitor |
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filtering does ___ to signals
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adds phase shift
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