Markaudio CHN-70 5" Full Range Paper Woofer

Woofer Type : Full-range
Nominal Diameter : 4"
Power Handling (RMS) : 16 Watts
Power Handling (max) : 50 Watts
Impedance (Z) : 8 ohms
Sensitivity : 86.7 dB 2.83V/1m
Frequency Response : 50 to 20,000 Hz
Voice Coil Diameter : 1"
DC Resistance (Re) : 5 ohms
Voice Coil Inductance (Le) : 0.17 mH
Resonant Frequency (Fs) : 71.6 Hz
Mechanical Q (Qms) : 1.85
Electromagnetic Q (Qes) : 0.65
Total Q (Qts) : 0.48
Diaphragm Mass Inc. Airload (Mms) : 3.4 g
Surface Area of Cone (Sd) : 50.27 cm²
BL Product (BL) : 3.4 Tm
Compliance Equivalent Volume (Vas) : 0.188 ft.³
Maximum Linear Excursion (Xmax) : 4 mm
Cone / Diaphragm Material : Paper
Surround Material : Rubber
Basket / Frame Material : Glass-Fibre
Magnet Material : Ferrite
Overall Outside Diameter : 4.92"
Baffle Cutout Diameter : 3.64"
Bolt Circle Diameter : 4.45"
# Mounting Holes : 4