The most common method is done by connecting the subwoofer to the SUB OUT or LFE output of a receiver/amplifier. But you might also come across a subwoofer that uses stereo RCA or speaker … Jul 7, 2018 - Explore Elena Valladares's board "HOW TO HIDE SPEAKERS" on Pinterest. Subwoofer Crawl Instructional Video. If it's a chair, move the chair aside and place the sub in the spot where the chair was. You can destroy a sub that's designed for sealed box … 2.Think in thirds Or buy one. Air leaks can really hurt your sub's performance. Tip #7: Build a better sub box. If your room is a rectangle, the speakers will ideally face the length of the room, so place your desk by the shortest wall. Some Quick Words of Advice: Move your subwoofer as close as you can to where you sit. See more ideas about Home diy, Hide router, Hide cable box. In this way, you can set the upper end of your subwoofer … Some subwoofers, like the PreSonus ULT18, AIR15s, and AIR18s, are equipped with a variable lowpass filter, allowing you to dial in the best crossover point for your system. If it's a couch, slide the couch temporarily out of the way and put the sub … If you're building a sealed subwoofer box, make sure it's sealed properly. Room length. There are a few ways that one can expect to connect a subwoofer to an amplifier, receiver, or processor (also known as a home theater receiver). If you're using a ported box, make sure you've got the right sub in there. 1.