Not sure about classic, but Sony produced at least one speaker using only Illuminator, and the B&O monstrosity as well.
Wilson often uses Scanspeak mids and woofers, but not tweets. Magico uses their tweeter motors with custom diaphragms. Also, Fritz makes a number of all SS speakers.
Best,
E
Wilson often uses Scanspeak mids and woofers, but not tweets. Magico uses their tweeter motors with custom diaphragms. Also, Fritz makes a number of all SS speakers.
Best,
E