Beyma 12WR400 12-inch Speaker 400 Watt RMS 8-ohm Low Frequency Woofer

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Sale price: $ 199.00
Unit price: per

KEY FEATURES

● High power handling: 800 W program power

● 3” copper wire voice coil

● High sensitivity: 97 dB (1W / 1m)

● FEA optimized ceramic magnetic circuit

● Designed with MMSS technology for high control,

linearity and low harmonic distortion

● Waterproof cone treatment on both sides of the cone

● Extended controlled displacement: Xmax ± 6,3 mm

● Xdamage ± 30 mm

● Low harmonic distortion and linear response

● Wide range of applications of low and mid-low

frequencies

TECHNICAL SPECIFICATIONS

Nominal diameter	300 mm 12 in
Rated impedance	8 Ω
Minimum impedance	6,5 Ω
Power capacity*	400 WAES
Program power	800 W
Sensitivity	97 dB 1W / 1m @ ZN
Frequency range	45 - 5.000 Hz
Recom. enclosure vol.	30 / 100 l 1,06 / 3,53 ft3
Voice coil diameter	77 mm 3 in
Bl factor	18 N/A
Moving mass	0,062 kg
Voice coil length	16 mm
Air gap height	8 mm
Xdamage (peak to peak)	30 mm

THIELE-SMALL PARAMETERS

Resonant frequency, fs	42 Hz
D.C. Voice coil resistance, Re	5,8 Ω
Mechanical Quality Factor, Qms	5,6
Electrical Quality Factor, Qes	0,30
Total Quality Factor, Qts	0,28
Equivalent Air Volume to Cms, Vas	91,1 l
Mechanical Compliance, Cms	229 mm / N
Mechanical Resistance, Rms	2,9 kg / s
Efficiency, η0	2,2 %
Effective Surface Area, Sd	0,053 m2
Maximum Displacement, Xmax ***	6,3 mm
Displacement Volume, Vd	334 cm3
Voice Coil Inductance, Le @ 1 kHz	1 mH

MOUNTING INFORMATION

Overall diameter	312 mm 12,28 in
Bolt circle diameter	294,5 mm 11,59 in
Baffle cutout diameter:
- Front mount	278 mm 10,94 in
Depth	130 mm 5,12 in
Net weight	5,5 kg 12,12 lb
Shipping weight	6 kg 13,23 lb