Bought some new full range left+ rights which make me desire a bigger sub. (Klipsch r820's on the recent sale, so lame). Svs, monoprice and others sell 1500-2000+ watt rms subs for when it needs to be ...
This is the simplest Sub woofer Low Pass filter Circuit using uA741 single op amp ic. The circuit is very low cost with respect to their work. The cut off frequency of this circuit is 25Hz to 80Hz ...
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