B & C Speakers 6-PS38 Woofer 6 inch 300w program/94dB/W/m-70-5000Hz

Woofer 6" 300w program/94dB/W/m-70-
5000Hz.

300 W continuous program power capacity
38 mm (1.5 in) aluminium voice coil
70 - 5000 Hz response
94 dB sensitivity

Specification
Nominal Diameter 170 (6.5) mm (in)
Nominal Impedance (1) 8 Ohm
Minimum Impedence 6.6 Ohm
Nominal Power Handling (2) 150 W
Continuous Power Handling (3) 300 W
Sensitivity (1W/1m) (4) 94 dB
Frequency Range 70 - 5000 Hz
Voice Coil Diameter 38 (1.5) mm (in)
Winding Material Copper
Former Material Glass Fibre
Winding Depth 12.5 (1/2) mm (in)
Magnetic Gap Depth 6 (0.25) mm (in)
Flux Density 1.4 T

Thiele & Small Parameters
Fs 75 Hz
Re 5.4 Ohm
Qes 0.31
Qms 11.7
Qts 0.3
Vas 8 (0.28) dm3 (ft3)
Sd 132 (20.5) cm2 (in2)
Eta Zero 1 %
Xmax +/- 6 mm
Xvar +/- 7.5 mm
Mms 14 g
Bl 10.8 Txm
Le 0.6 mH

Mounting and Shipping Info
Overall Diameter 187 mm (7.4 in)
Bolt Circle Diameter 172 mm (6.7 in)
Baffle Cutout Diameter 145 mm (5.7 in)
Depth 82 mm (3.2 in)
Flange and Gasket Thickness 9 mm (0.35 in)
Net Weight 2.2 kg (4.8 lb)
Shipping Weight (4 units) 10.1 kg (22.2 lb)
Shipping Box (4 units) 405x225x210 mm
(15.9x8.8x8.3 in)
1For different impedances, please ask.
22 hours test made with continuous pink noise signal (6 dB crest factor).
Power calculated on rated minimum impedance.
3Power on Continuous Program is defined as 3 dB greater than the
Nominal rating.
4Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance.

6.5" Neodymium Coaxial Transducer

• 93 dB sensitivity 1 W / 1 m
• 130 W + 25 W Power Handling
• 1.5" + 1" Voice Coil
• Single point source providing coherent wave front
• 90° conical dispersion
• Optimal for compact 2-way Systems

Nominal Diameter     160 mm (6 in)
Overall Diameter     181.2/164 mm (7.13/6.46 in)
Bolt Circle Diameter     167 mm (6.57 in)
Baffle Cutout Diameter     147 mm (5.79 in)
Depth     84.5 mm (3.33 in)
Flange and Gasket Thickness     8 mm (0.31 in)
Net Weight     1.2 Kg (2.64 lb)
Shipping Box
(Single Carton Box - 4 units)     380x393x128 mm (14.9x15.47x5.03 in)
Shipping Weight (4 units)     5.6 Kg (13.82 lb)

Nominal Impedance     8 Ohm
Minimum Impedance     5.9 Ohm
Nominal Power Handling ***     100 W
Maximum Power Handling ****     200 W
Sensitivity (1W/1m)     91 dB
Frequency Range     63÷5000 Hz
Voice Coil Diameter     32 mm (1.26 in)
Winding Material     Cu
Former Material     Kapton
Winding Depth     12.5 mm (0.49 in)
Magnetic Gap Depth     6 mm (0.24 in)
Flux Density     1 T

Fs     61 Hz
Re     5.4 Ohm
Qes     0.6
Qms     6
Qts     0.54
Vas     14.8 dm^3 (0.52 ft^3)
Sd     137 cm^2 (21.23 in^2)
Xmax *     5.25 mm
Xdamage **     13.15 mm
Mms     14 g
Bl     6.8 N/A
Le     0.5 mH
Mmd     13 g
Cms     0.56 mm/N
Rms     0.84 Kg/s
Eta Zero     0.46 %
EBP     102 Hz

• Nominal Diameter6-1/2“
• Power Handling (RMS)120 Watts
• Power Handling (max)240 Watts
• Impedance8 ohms
• Frequency Response150 to 8,000 Hz
• Sensitivity99 dB 1W/1m
• Voice Coil Diameter1.5“

• Resonant Frequency (Fs)126 Hz
• DC Resistance (Re)5.2 ohms
• Voice Coil Inductance (Le)0.6 mH
• Mechanical Q (Qms)4.6
• Electromagnetic Q (Qes)0.39
• Total Q (Qts)0.36
• Compliance Equivalent Volume (Vas)0.21 ft.³
• BL Product (BL)8.2 Tm
• Diaphragm Mass Inc. Airload (Mms)6g
• Maximum Linear Excursion (Xmax)0.6 mm
• Surface Area of Cone (Sd)132 cm²

• Cone MaterialPaper
• Surround MaterialFoam
• Voice Coil Wire MaterialAluminum
• Voice Coil FormerFiberglass
• Basket / Frame MaterialCast Aluminum
• Magnet MaterialNeodymium

• Overall Outside Diameter7.4“
• Baffle Cutout Diameter5.7“
• Depth3.1“
• Bolt Circle Diameter6.7“
• # Mounting Holes4

• Sealed Volume0.04 ft.³
• Sealed F3299 Hz
• Vented Volume0.11 ft.³
• Vented F3174 Hz