I felt they sounded real nice on the Audio Physic Virgo III. Airy and detailed but no metallic bite that I could detect. Would love to hear the ML Kestrel II, which uses 'em also. Haven't heard the Polks but they seem like very nice products for the money.
Ring radiator tweeters - the future?
A technology developed by Scanspeak that hasn't penetrated the audiophile market, but Polk started using them - and their fans say it produces better high end within the same price range. A brief froogle reveals JBL offers them as components. Could this technology end the perpetual silk dome vs. titanium dome debate?