Description
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THE B&C 8NSM64 IS A 8" POWERFUL CLOSED BACK MIDRANGE SPEAKER THAT HANDLES 250 WATTS AES STANDARD & 500 WATTS PROGRAM POWER
FEATURES A CLOSED BACK DESIGN IN A LIGHTWEIGHT NEODYMIUM MAGNET
LIGHTWEIGHT CONE WEIGHS ONLY 19 GRAMS WHICH HELPS PRODUCE LOUD ARTICULATE MIDRANGE WITH VERY HIGH SENSITIVITY OF 100DB SPL
WATERPROOF CONE & A FREQUENCY RANGE OF 245HZ TO 2.0KHZ
WORKS WELL IN FRONT LOADED & HORN LOADED SPEAKER SYSTEMS AS A HIGH EFFICIENCY MIDRANG
SPECIFICATIONS
Nominal Basket Diameter
8" / 200mm
Impedance
8 or 16 ohms
AES Power Rating
250 Watts
Program Power
500 Watts
Frequency Response
245Hz - 2.0kHz
Sensitivity (1W/1m)
100dB
Voice Coil Diameter
2.56" / 64mm
Winding Depth
.39" / 10mm
Magnetic Gap Depth
.3125" / 8mm
Flux Density
1.55T
MATERIALS
Basket
Cast Aluminum
Surround Shape
Double Roll
Cone Shape
Radial
Cone Protection
Waterproof
Spider
Single
Pole Design
T-Pole
Former Material
Glass Fiber
Voice Coil
Aluminum
Magnet
Neodymium
MOUNTING INFORMATION
Overall Diameter
9.41" / 239mm
Bolt Circle Diameter
8.74" / 222mm
Baffle Cutout Diameter
7.87" / 200mm
Depth
4.53" / 115mm
Flange & Gasket Thickness
.63" / 16mm
No. Of Mounting Holes
6
Net Weight
10.69 lbs./ 4.85 kg.
Shipping Weight
11.57 lbs./ 5.25 kg.
THIELE-SMALL PARAMETERS
Resonant Frequency (fs)
245 Hz
Impedance (Re)
5.7 ohms
Electrical Factor(Qes)
.35
Mechanical Q (Qms)
9.3
Total Q (Qts)
.34
Compliance Equiv. Vol. (Vas)
1.5 Liters/.05cu. ft.
Voice Coil Overhang (Xmax)
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