Read the piece on stevehuffphoto.com ↗
Every claim below was made in this piece, quoted word for word and numbered in the order the piece makes them, so you can read it there rather than take our word for it. The sentence above each quote is our reading of the claim, not their wording. Each quote was checked against a stored copy of the page at build time; where the two differ, the quote is the fact.
Their wordsInstead of trying to reach the depths where no real music lives, or not much at all, a sub should reinforce the bass that is actually in the recording and do so without making its presence known. It should never add bloat or artificial bass, but rather enhance what is there so we can hear it and even feel it.
Their wordsAlso, it is false info that if you run balanced mono amps, you need two subs. You do not.
Our reading
Subwoofer extension down to 15-18 Hz is marketing fluff that brings no benefit for music.
Their wordsThere are subs that are very well known for their quality and performance, and these are usually marketed as going so low and deep, even down to 15 Hz in some cases. That is all marketing fluff IMO, as I have never, ever heard any benefit from any sub for music that goes down to 15-18 Hz.
Keep reading