Product Details

Characteristics
Filter series
American Standard
Specifications
Nominal basket diameter
8", 203mm
Nominal impedance
8 Ω
Power rating program power
500 W
Power rating watts
250 W
Resonance
62 Hz
Usable frequency range
95 Hz - 3.3 kHz
Sensitivity
92.9 dB
Gap height
0.312", 7.9 mm
Voice coil diameter
2", 50 mm
Thiele & Small Parameters
Resonant frequency fs
62 Hz
Dc resistance re
5.37
Coil inductance le
0.67
Mechanical q qms
6.57
Electromagnetic q qes
0.31
Total q qts
0.29
Compliance equivalent volume vas
21.43 liters, 0.76 cu.ft.
Peak diaphragm displacement volume vd
67.2 cc
Mechanical compliance of suspension cms
0.35 mm/N
Bl product bl
11.21
Diaphragm mass inc airload mms
19
Efficiency bandwidth product ebp
201
Maximum linear excursion xmax
3.2 mm
Surface area of cone sd
210 cm²
Mounting Information
Recommended enclosure volume sealed
3.4-9.91 liters, 0.12-0.35 cu.ft.
Recommended enclosure volume vented
7.08-16.99 liters, 0.25-0.6 cu.ft.
Driver volume displaced
0.028 cu.ft. / 0.79 liters
Overall diameter
8.24", 209.3 mm
Baffle hole diameter
7.13", 181.1 mm
Front sealing gasket
Yes
Rear sealing gasket
Yes
Mounting holes diameter
0.22", 5.6mm
Mounting holes b c d
7.75", 196.9mm
Depth
3.5", 88.9 mm
Net weight
6.8 lbs, 3.08 kg
Shipping weight
7.5 lbs, 3.4 kgs
Materials of Construction
Coil construction
Edgewound copper
Voice coil former
Kapton
Magnet material
Ferrite
Basket material
Pressed steel
Cone composition
Paper
Surround
Sealed Cloth
Dust cap composition
Zurette