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B&C 8PS21 8" Woofer

B&C Speakers
Part #294-654

B&C 8PS21 8" Woofer

B&C Speakers
Part #294-654  
Model: 8PS21
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
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MSRP: $221.04
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Overview

B&C 8PS21 8" Woofer

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 Details

BrandB&C Speakers
Model8PS21
Part Number294-654
UPC844632002045
Unit of MeasureEach
Weight8.4

Product Specifications

Nominal Diameter8"
Bolt Circle Diameter8.3
Power Handling (RMS)200 Watts
Power Handling (MAX)400 Watts
Impedance8Ω
Frequency Response70 to 3,000Hz
Sensitivity94dB 2.83V/1m
Voice Coil Diameter2"

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
Diaphragm Mass Inc. Airload (Mms)23g
Maximum Linear Excursion (Xmax)5mm
Surface Area of Cone (Sd)220cm²

Materials of Construction

Cone MaterialPaper
Surround MaterialCloth
Voice Coil Wire MaterialCopper
Voice Coil FormerKapton® / Polyimide
Basket / Frame MaterialCast Aluminum
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter8.8"
Baffle Cutout Diameter7.4"
Depth3.6"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume0.3ft³
Sealed F3186.7Hz
Vented Volume0.55ft³
Vented F372.3Hz

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