Ciare HW321 - Ciare HW321 is a 12 inch lightweight neodymium speaker for all mid-bass andddd bass speaker systems including home hifi and studio speakers. Ciare Speakers - Ciare HW321 12 inch mid-bass and bass speakers.

SPEAKER CABINET DESIGNS BELOW
SPEAKER MODEL	HW321
SPECIFICATIONS
Nominal Basket Diameter	12" / 304mm
Impedance	8 ohms
AES Power Rating	150 Watts
Program Power	300 Watts
Frequency Response	25Hz - 2.5kHz
Sensitivity (1W/1m)	93dB SPL
Air Gap Height	8.0mm
Voice Coil Diameter	2.0" / 50mm
MOUNTING INFORMATION
Overall Diameter	12.4" / 315mm
Bolt Circle Diameter	11.6" / 295mm
Baffle Cutout Diameter	11.1" / 282mm
Depth	5.47" / 139mm
No. Of Mounting Holes	8
Mounting Hole Diameter	.28" / 7mm
Flange Thickness	.53" / 13.5mm
Net Weight	10.78 lbs./ 4.9 kg.
MATERIALS
Basket	Cast Aluminum
Cone	Doped Paper
Surround	Rubber
Surround Shape	Half Roll
Suspension Material	Doped Nomex Fabric
Former	Aluminum
Magnet	Ferrite
THIELE-SMALL PARAMETERS
Resonant Frequency (fs)	27 Hz
Impedance (Re)	5.7 ohms
Electrical Factor(Qes)	.37
Mechanical Q (Qms)	3.04
Total Q (Qts)	.33
Compliance Equiv. Vol. (Vas)	205 Liters/7.24 cu. ft.
Voice Coil Overhang (Xmax)	5.25mm
BL Factor	13.17 T-M
Diaphragm Mass (Mms)	67 grams
Surface Area of Cone (Sd)m2	0.0535m2
Reference Efficiency (%)	1.05%
Coil Inductance (Le)	.9mH
FREQUENCY RESPONSE

FREQUENCY RESPONSE IN MEDIUM PORTED CABINET
	Enclosure Type - Single Bass Reflex/Ported - 1 x 12" Internal Cabinet Volume - 3.19 cu. ft. Internal Cabinet Dimensions: 14" Wide x 25" Height x 15.75" Deep Tuning - 35Hz Frequency @ -3dB - 39.48Hz Round Port - (1) 4" Port Depth - 5.5" Deep
FREQUENCY RESPONSE IN LARGE PORTED CABINET
	Enclosure Type - Single Bass Reflex/Ported - 1 x 12" Internal Cabinet Volume - 4.24 cu. ft. Internal Cabinet Dimensions: 14" Wide x 26.5" Height x 19.75" Deep Tuning - 35Hz Frequency @ -3dB - 35.5Hz Round Port - (1) 4" Port Depth - 3" Deep
DIMENSIONAL DRAWING