General Specifications
Nominal diameter457mm/18in
Power rating800Wrms
Continuous power rating1600W
EIA power rating1000W
Nominal impedance8Ω
Sensitivity96dB
Frequency range30-1000Hz
Voice coil diameter100mm/4in
Chassis typeCast Aluminium
Magnet typeFerrite
Magnet weight3.1kg/110oz
Coil materialRound copper
Former materialGlass fibre
Cone materialGlass fibre reinforced paper
Surround materialCloth-sealed
SuspensionDouble
Xmax6mm/0.24in
Gap depth10mm/0.39in
Voice coil winding width22mm/0.87in
Small Signal Parameters
D0.38m/14.96in
Fs37.3Hz
Mms206.36g/7.28oz
Qms10.25
Qes0.43
Mmd184.75g/6.52oz
Qts0.413
Re5.62Ω
Vas160.74lt/5.67ft3
BI25.116Tm
Cms0.088mm/N
Rms4.716kg/s
Le (at 1kHz)1.52mH
Mounting Information
Overall diameter462mm/18.19in
Overall depth205mm/8.07in
Cut-out diameter416mm/16.38in
Mounting slot dimensions10mm x 7mm/0.39in x 0.27in
Number of mounting slots8
Mounting PCD range429-440mm/16.89-17.32in
Unit weight9.8kg/21.6lb
Packed Dimensions & Weight
Single pack size W x D x H500mm x 500mm x 2240mm
/19.7in x 19.7in x 9.4in
Single pack weight11.6kg/25.6lb
Multi pack size W x D x H500mm x 500mm x 2240mm
/19.7in x 19.7in x 9.4in
Multi pack weight11.6kg/25.6lb
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