Audax (AAC) 5.25" Carbon Fiber Cone Woofer
Zamak die cast frame
High Loss Rubber surround
Woven carbon fiber cone
Edgewound flat copper wire
Vented pole piece with protective grill
90dB Sensitivity

F3 of 75Hz in 0.25 cubic foot vented box with 1.5" diameter port by 5.5" long
F3 of 125Hz in 0.1 cubic foot sealed box

Specifications:

Nominal Impedance 8 ohm
Resonance Frequency (Fs) 46 Hz
Nominal Power 50W
Sensitivity 90dB
Voice Coil Diameter 25mm
X-Max (peak) 3mm
Re 6.2 ohm
Le 0.39 mH
Cms 1.78 mm/N
Qms 3.60
Qes 0.34
Qts 0.31
Mms 6.9 g
Sd 85 cm2
Vas 18.1 liters
BL 5.97 N/A
Magnet weight 0.345 kg

Frame 136mm square
Frame 152mm diameter at rounded corners
Cut out 116mm
Depth 65mm

View PDF Datasheet