Specification Sheet - P10R-FEN

10" - 25 W Vintage Alnico Loudspeaker
P10R-FEN -
General Characteristics
Nominal Overall Diameter 207 mm 8 in
Nominal Voice Coil Diameter 25 mm 0.98 in
Magnet Weight 200 g 7 oz
Overall Weight 1.4 kg 3.09 lbs
Flux Density 0.96 T
Voice Coil Winding Depth 8 mm 0.31 in
Magnetic Gap Depth 6 mm 0.24 in
Thiele-Small Parameters
Voice Coil DC Resistance RE 6.96 Ω
Resonance Frequency ƒS 87.3 Hz
Mechanical Q Factor QMS 18.99
Total Q Factor QTS 1.79
Mechanical Moving Mass MMS 18 g
Mechanical Compliance CMS 185 µm/N
Force Factor BxL 5.89 Wb/m
Equivalent Acoustic Volume VAS 28.5 lt.
Maximum Linear Displacement XMAX ±1 mm
Reference Efficiency nO 0.92 %
Diaphragm Area SD 330.1 cm2
Losses Electrical Resistance RES 66.9 Ω
Voice Coil Inductance @ 1kHz LE 0.51 mH
Electrical Q Factor QES 1.98
Constructive Characteristics
Magnet Alnico
Voice Coil Winding Copper
Voice Coil Former Kapton
Cone Material Paper
Surround Material Integrated Paper
Dust Dome Material Non-treated Cloth
Basket Material Pressed Sheet Steel
Electrical Characteristics
Nominal Impedance 8 Ω
Rated Power 25 W
Musical Power 50 W
Sensitivity@1W,1m 92.5 dB
Product Dimensions
Note: all dimensions are in mm.
P10R Fender angled view
P10R Fender bottom view
P10R Fender side view
P10R Fender top view