Number of bids and bid amounts may be slightly out of date. Therefore, it was best to set the gain on the sub high enough that the receiver sub-out was 0 dB or less. It's a great time to upgrade your home theater system with the largest selection at eBay.com. Top Rated Seller Top Rated Seller. With today's receivers, this rarely occurs (at least above bottom basement models). Car RCA Adjust Line Level Volume Control Knob Subwoofer Equalizer Bass Bosster . See each listing for international shipping options and costs. The crossover frequency determines the highest notes the subwoofer will play.
Dual Submersive HP's