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Message: <blockquote data-quote="icgraven" data-source="post: 69121" data-attributes="member: 544899"><p>Power output is dependent upon input signal.  So no your amp does not purt out a continous wattage.  It will put out a constant rail voltage though.   The gain is used as means of matching the pre amp voltage with amplifier,it's a vairable resistor that adjust the feed back resistor to determine the gain at the preamp stage.  Bassboost is an active bhandpass filter, which allows not only to attenuate but boost as well.     Volume controls will limit the amount of power the amp will put out since it will limit the pre amp voltage.   However no knob will truly "regulate" the amount of power the amp is putting out since power in dependent upon impeadance and impeadance is dependent upon frequency, which in the case of music is dynamic.  Sounds to me the guy simply had a VC in line with his RCA's</p></blockquote><p></p>

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