Woofer Type: Woofer
Nominal Diameter: 3-1/2"
Power Handling (RMS): 30 Watts
Power Handling (max): 60 Watts
Impedance (Z): 4 ohms
Sensitivity: 85.98 dB 2.83V/1m
Frequency Response: 70 to 6,000Hz
Voice Coil Diameter: 1"
DC Resistance (Re): 3.18 ohms
Voice Coil Inductance (Le): 0.16 mH
Resonant Frequency (Fs): 72 Hz
Mechanical Q (Qms): 5.38
Electromagnetic Q (Qes): 0.37
Total Q (Qts): 0.35
Diaphragm Mass Inc. Airload (Mms): 4.7g
Mechanical Compliance of Suspension (Cms): 1.023 mm/N
Surface Area of Cone (Sd): 30.8 cm²
BL Product (BL): 4.31 Tm
Compliance Equivalent Volume (Vas): 0.049 ft.³
Maximum Linear Excursion (Xmax): 4.5 mm
Cone / Diaphragm Material: Treated Paper
Surround Material: Rubber
Basket / Frame Material: Steel
Magnet Material: Ferrite
Overall Outside Diameter: 4.13"
Overall Depth: 3.79"
Baffle Cutout Diameter: 2.96"
# Mounting Holes: 6