Bass Optimizer

Bass OptimizerSpecial Note: The Bass Optimizer is only meant for our older passive cylindrical subwoofers. This is no longer necessary on our current powered subwoofers. The reason for the bass optimizer is that TN series tube subwoofers are all overdamped bass reflex systems that need special equalization for flat extended bass. They also need infrasonic filtering to keep bass frequencies they cannot handle out of them. To date, you need to get our amplifiers or

Selectable Equalization (TN1220HO or 1225HO)

We’ve also enlisted the inventor of constant directivity horn

Plays significantly louder and cleaner in the deeper bass over the ULS-15 MK2 for just a small increase in price

Smaller footprint: won't fill up your living room

horizontally

a constant directivity horn made in collaboration with Don Keele

They then take the Bass Optimizer line-level output and run that to their external amplifier

This subwoofer is designed to cater to budget-conscious enthusiasts without compromising on quality or performance

The Hsu Research Bass Optimizer is a small equalizer box that allows users to achieve a flat extended bass response from our TN series subwoofers (not intended for use with the VTF-TN1) while using their own power amplifiers

to use as a speaker stand

designed for the ultimate home theater experience

the renowned musician's companion subwoofer that has garnered immense popularity in music recording studios and various other contexts