Any decent ribbon tweeter will work well as super tweeters.I use Fountek JP2s with 1 or 0.5 mF caps.Other friends use Ravens or Fostex.Some attenuation using resistors may be required.
Many of the high priced super tweeters look like rip offs to me.This is not rocket science.
JT
Many of the high priced super tweeters look like rip offs to me.This is not rocket science.
JT