Test Bench: Scan-Speak 21WE/4542T00 Ellipticor Midwoofer
This Test Bench article focuses on the Scan-Speak Ellipticor 21WE/4542T00 midrange woofer, an impressive looking driver. The motor design for the Ellipticor 21WE/4542T00 is again an AirCirc multi-magnet and patented SD design, using an elliptical two-layer voice coil wound with round copper wire on a titanium former. Motor parts include polished front and back plates for the neodymium magnets that incorporates a 12 mm diameter rear vent for additional cooling. This article was originally published in Voice Coil, October 2020.