Nominal Specifications
| Nominal Diameter |
80 mm (3 in) |
| Overall Diameter |
99 mm (3.9 in) |
| Bolt Circle Diameter |
92 mm (3.62 in) |
| Baffle Cutout Diameter |
75 mm (2.95 in) |
| Depth |
39.5 mm (1.55 in) |
| Flange and Gasket Thickness |
6.5 mm (0.25 in) |
| Net Weight |
230 g (0.51 lb) |
Shipping Box (Single Carton Box - 27 units) |
310 x 285 x 210 mm (12.2 x 11.2 x 8.26 in) |
| Shipping Weight (27 units) |
7.6 kg (16.72 lb) |
Technical Parameters
| Nominal Impedance |
8 Ohm |
| Minimum Impedance |
6.2 Ohm |
| AES Power Handling (1) |
20 W |
| Maximum Power Handling (2) |
40 W |
| Sensitivity (1W/1m) |
91 dB |
| Frequency Range |
100÷20000 Hz |
| Voice Coil Diameter |
19 mm (0.75 in) |
| Winding Material |
Al |
| Former Material |
Kapton |
| Winding Depth |
5 mm (0.20 in) |
| Magnetic Gap Depth |
4 mm (0.16 in) |
| Flux Density |
1.4 T |
| Magnet |
Neodymium Ring |
| Basket Material |
Steel |
| Demodulation |
No |
| Cone Surround (3) |
Half Roll |
| NET Air Volume filled by Loudspeaker |
0.060 dm^3 (0.002 ft^3) |
| Spider Profile |
1x constant height waves |
|
Thiele and small parameters
| Fs |
110 Hz |
| Re |
6.2 Ohm |
| Qes |
0.50 |
| Qms |
5.0 |
| Qts |
0.47 |
| Vas |
1.10 dm^3 (0.04 ft^3) |
| Sd |
30.2 cm^2 (4.68 in^2) |
| Xmax (4) |
1.83 mm |
| Xdamage (5) |
7.3 mm |
| Mms |
2.5 g |
| Bl |
4.5 N/A |
| Le |
0.15 mH |
| Mmd |
2.4 g |
| Cms |
0.85 mm/N |
| Rms |
0.35 kg/s |
| Eta Zero |
0.28 % |
| EBP |
220 Hz |
Notes:
| Packaged and sold in multiples of 27 units |
| (1) 2 Hours Test According to AES 2-1984 Rev. 2003 |
| (2) Maximum power is defined as 3dB greater than nominal power. |
| (3) NBR (Rubber) |
| (4) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3) |
| (5) Maximum excursion before permanent damage |
|