it corrodes easily, uncoated
~~~~~~~~~~~~~~~~~~~~~
I always wondered,,how a cone is made of magnesium...??? I think of magnesium as some sort of mineral, like stone or something.
The cone has this spongy type feel to it,, PERFECT for absorbing unwanted nasty upper mid fq’s and as well low mid fq.s
But gives up some deeper/tighter DRUMs punch that the ScanSpeak Revelator exhibits.
Small trade off.
OK just looked more closely at
~~~~~~~~~~~Wilson’s Sabrina...
has a 5 inch paper midrange..
Both my tech and I had our share of the old midrange drivers back in the day.
Neither of us cared for any of the dedicated midrange voice.
I am sure Wilson’s mid driver is superior to the old models,, but is no match for the Tang Bands’ xover-less mids.
https://www.stereophile.com/content/wilson-audio-specialties-sabrinax-loudspeaker-specifications