B&C - 8PS21 - 8" Woofer with 2" Copper Voice Coil - 8Ω

Brand NEW!  
The B&C Speakers 8PS21 8" woofer's long linear excursion provides exceptional LF performance when installed in compact bass-reflex enclosures.

Key Features
Excellent bass performance for a woofer of this size
Copper ring in the magnetic circuit reduces distortion/extends HF response
High power handling

B&C's 8PS21 8" woofer features a 2" copper voice coil on a Kapton® former, die cast frame, ceramic ferrite magnet, and a 200 watts RMS power handling rating.  A copper ring in the 8PS21's magnetic circuit reduces distortion and extends high frequency response up to 3 kHz. The 8PS21 is an ideal compact pro woofer choice when used singly or in multiples.

Product Specifications
Nominal Diameter 8"
Bolt Circle Diameter 8.3
Moving Mass Of Diaphragm (Mmd) 23
Power Handling (RMS) 200 Watts
Power Handling (MAX) 400 Watts
Impedance 8Ω
Frequency Response 70 to 3,000Hz
Sensitivity 94dB 2.83V/1m
Voice Coil Diameter 2"

Thiele-Small Parameters
Resonant Frequency (Fs) 73Hz
DC Resistance (Re) 5.4Ω
Voice Coil Inductance (Le) 0.5mH
Mechanical Q (Qms) 4.2
Electromagnetic Q (Qes) 0.36
Total Q (Qts) 0.33
Compliance Equivalent Volume (Vas) 0.5ft³
BL Product (BL) 12.6T·m
Maximum Linear Excursion (Xmax) 5mm
Surface Area of Cone (Sd) 220cm²

Materials of Construction
Cone Material Paper
Surround Material Cloth
Voice Coil Wire Material Copper
Voice Coil Former Kapton® / Polyimide
Basket / Frame Material Cast Aluminum
Magnet Material Ferrite

Mounting Information
Overall Outside Diameter 8.8"
Baffle Cutout Diameter 7.4"
Depth 3.6"
# Mounting Holes 8

Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)

Sealed Volume 0.08ft³
Sealed F3 189Hz
Vented Volume 0.2ft³
Vented F3 115Hz
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