NS v.3 Historic Post

I wrote this back in 2014 regarding the NS v.3 - originally it had a super flexible sleeve system. We ended up making them all the "standard" gap after the...

NS v.4 Historic Post

I wrote this back in 2018 regarding the NS v.4 - we are currently on v.6 which is even better. Magnetically we upgraded to N52H and the heatsink cooling has...

Short Intro : Who is Jacob Fuller?

If you don't know me... I founded Sundown Audio in 2006. I was 23 years old at the time. After graduating South Iredell High School in 2001 I went to...

Sundown SA "Classic" Historic Post

I originally wrote this in 2014 to discuss the history of the SA Classic - which is STILL in our line to this day (since 2009):---------- We brought the SA-12...

Sundown X-Series History leading up to Xv.1 10/12/15/18

This is a historic article about the original Xv.1 subs that launched over a decade ago & I wrote this over a decade ago as well:----------- The Sundown X Series...

Subwoofers and Acceleration vs Frequency

A subwoofer has to accelerate MORE to play a lower frequency at the same SPL. Why? To go down one octave requires 4x the stroke - but it's only half...