Woofer TypeFull-range
Nominal Diameter: 4"
Power Handling (RMS): 25 Watts
Power Handling (max): 50 Watts
Impedance (Z): 8 ohms
Sensitivity: 88 dB 1W/1m
Frequency Response: 75 to 20,000 Hz
Voice Coil Diameter: 1"
Magnet Weight18.6 oz.
DC Resistance (Re): 6.3 ohms
Voice Coil Inductance (Le): 0.02 mH
Resonant Frequency (Fs): 75 Hz
Mechanical Q (Qms): 2.52
Electromagnetic Q (Qes): 0.42
Total Q (Qts): 0.36
Diaphragm Mass Inc. Airload (Mms): 3.99g
Mechanical Compliance of Suspension (Cms): 1.13 mm/N
Surface Area of Cone (Sd): 57 cm²
BL Product (BL): 5.31 Tm
Compliance Equivalent Volume (Vas): 0.18 ft.³
Maximum Linear Excursion (Xmax): 3 mm
Cone / Diaphragm Material: Bamboo Fiber / Paper
Surround Material: Rubber
Basket / Frame Material: Cast Aluminum
Magnet Material: Ferrite
Overall Outside Diameter: 4.94"
Overall Depth: 3.24"
Baffle Cutout Diameter: 3.74"
# Mounting Holes: 4
