Inwood, NY, United States
About this listing
Description:
12-inch pressed steel chassis, ferrite magnet bass/mid driver.
Specifications:
Nominal diameter: 305mm / 12in
Power rating: 250W
Continuous power rating: 500W
EIA power rating: 400W
Rated impedance: 8Ω
Sensitivity: 97dB
Frequency range: 50-4000Hz
Chassis type: Pressed steel
Magnet type: Ferrite
Magnet weight: 1.2kg / 42oz
Voice coil diameter: 64mm / 2.5in
Voice coil material: Round copper
Former material: Polyimide
Cone material: Kevlar loaded paper
Surround material: Cloth-sealed
Suspension: Single
Gap height (Hg): 8mm / 0.31in
VC winding height (Hvc): 13mm / 0.51in
Additional impedances: 4Ω
Mounting Information:
Overall diameter: 309mm / 12.17in
Overall depth: 130mm / 5.1in
Cut-out diameter: 283mm / 11.14in
Mounting hole dimensions: 7.9mm / 0.31in Ø
Number of mounting holes: 4
Mounting hole PCD: 297mm / 11.69in
Unit weight: 4.1kg / 9.0lb
Packed Dimensions & Weight:
Single pack size W x D x H: 330mm x 330mm x 150mm / 13in x 13in x 5.9in
Single pack weight: 4.6kg / 10.1lb
Parameters:
Sd: 530.93cm2 / 82.29in2
Fs: 55.60Hz
Mms: 48.52g / 1.71oz
Qms: 3.112
Qes: 0.420
Qts: 0.370
Re: 5.08Ω
Vas: 67.27l / 2.38ft3
BI: 14.32Tm
Cms: 0.17mm/N
Rms: 5.45kg/s
Le (at 1kHz): 0.86mH
Xmax: 4.5mm / 0.18in
Measurement Notes:
Power rating: Tested for two hours using a continuous, band-limited pink noise signal as per AES standard. Power calculated on minimum impedance. Loudspeaker tested in free air.
Continuous power rating: Defined as 3dB greater than the AES rating.
Sensitivity: Measured on axis at 1W, 1m in 2Ï€ anechoic environment.
Parameters: Measured after unit subjected to pre-conditioning signal.
Xmax: 0.5*(Hvc-Hg) + 0.25*Hg
Original Price$119
$21 price drop
New Price$98
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