michael chuaMarch 20, 2018Drivers Thiele & Small, HIFI DRIVERSHiVi, M8a, Metal Cone, Thiele&Small, Woofer Thiele & Small Parameters Thiele & Small Parameters (before Break-in) Sealed Box=35 liters • F3=53Hz (Manufacturer’s T/S) Sealed Box=35 liters • F3=56Hz (LMS T/S) Updated on Jan 29, 2024