michael chuaApril 27, 2018Car Subwoofers12", Blaupunkt, Car Subwoofers, GTW1200 Blaupunkt GTW 1200 Thiele & Small Parameters Measured Thiele & Small Parameters Recommended for In-Car Use Sealed Box 40 liters. Q=1.41 Sealed Box 75 liters F3 = 33Hz, Q=1.18 Sealed Box 100 liters F3 = 32Hz, Q=1.1 Sealed Box 150 liters F3=30Hz, Q=1.0 Sealed Box 72cuft F3=28Hz, Q=0.87 Ported Box 150 liters F3=23Hz, Q=1.0
