ROOSKIE's latest activity

Hi, I'm very new to this forum but this kinda caught my attention, I'm actually playing around with something like this with 6 2 inch...

... the statement is IMHO not quite right. Sd for a 1'' tweeter is usually between 6-10cm². With six units, you would therefore have a...

https://tektondesign.com/product/full-range-speakers/flagship/ulfberht/#color The designer's major claim is about his epiphany around...

By the way from the commercial home hifi companies Perlisten do such in an excellent way: Source...

Ime, "ring arrays" add far more problems than they eliminate. The basic problem with all cone/dome type speakers, is the difficulty in...

Someone can use driver arrays cleverly for example to form wide horizontal and narrow vertical radiation like this example from a DIY...

Those benefit from horn loading and that is a beefy 30mm. So in the '2-12 perfect Set' example it might be overkill. Sensitivity is a...

Often you can guess the crossover point from the impedance curve. From the Stereophile impedance measurements of various Tektons my...

The tweeters used for the arrays of the "high-end" Tekton speaker have roughly the following key data: fs 600Hz, xmax 0.25mm, power...

I seriously doubt John Atkinson gets paid enough to do ^^^THAT^^^.

Two limiting factors of the Klippel NFS system and loudspeaker WEIGHT and SIZE. The speaker needs to be light enough that it can be...

How Magico tested their M9 (weighs 1000 lb) with their NFS.

My understanding is that @John Atkinson kept using the same measurement technique largely for the sake of consistency, so that...

All stereophile measurements of the overall frequency response are incorrect below 200-300Hz. When combining gated and nearfield...

Years ago, I bought a pair of used Vandersteens off of Craigslist, mostly based on many glowing reviews in Stereophile. As soon as I...