Nominal Specifications
| Nominal Diameter |
460 mm (18 in) |
| Overall Diameter |
460 mm (18.11 in) |
| Bolt Circle Diameter |
440 mm (17.32 in) |
| Baffle Cutout Diameter |
424 mm (16.7 in) |
| Depth |
202 mm (7.95 in) |
| Flange and Gasket Thickness |
13.9 mm (0.55 in) |
| Net Weight |
4.6 kg (10.1 lb) |
Shipping Box (Single Carton Box) |
503 x 500 x 258 mm (19.8 x 19.7 x 10.2 in) |
| Shipping Weight |
6 kg (13.2 lb) |
Technical Parameters
| Nominal Impedance |
4 Ohm |
| Minimum Impedance |
3.95 Ohm |
| AES Power Handling (1) |
600 W |
| Maximum Power Handling (2) |
1200 W |
| Sensitivity (1W/1m) |
98 dB |
| Frequency Range |
30÷3150 Hz |
| Voice Coil Diameter |
77 mm (3 in) |
| Winding Material |
Cu |
| Former Material |
Glass Fiber |
| Winding Depth |
22,4 mm (0.88 in) |
| Magnetic Gap Depth |
10.5 mm (0.41 in) |
| Flux Density |
1.2 T |
| Magnet |
Neodymium Slug |
| Basket Material |
Aluminum |
| Demodulation |
No |
| Cone Surround (3) |
Triple Roll |
| NET Air Volume filled by Loudspeaker |
5.7 dm^3 (0.201 ft^3) |
| Spider Profile |
1x variable height waves |
|
Thiele and small parameters
| Fs |
28 Hz |
| Re |
3.3 Ohm |
| Qes |
0.3 |
| Qms |
7.2 |
| Qts |
0.29 |
| Vas |
456.7 dm^3 (16.13 ft^3) |
| Sd |
1207 cm^2 (187.09 in^2) |
| Xmax (4) |
9.45 mm |
| Xdamage (5) |
17.5 mm |
| Mms |
143.9 g |
| Bl |
16.7 N/A |
| Le |
1.07 mH |
| Mmd |
96.5 g |
| Cms |
0.22 mm/N |
| Rms |
3.5 kg/s |
| Eta Zero |
3.25 % |
| EBP |
93 Hz |
PART NUMBER (P/N)
| Push Terminals - 4 Ohm Version |
04604288 |
Notes:
| (1) 2 Hours Test According to AES 2-1984 Rev. 2003 |
| (2) Maximum power is defined as 3dB greater than nominal power. |
| (3) Treated Polycotton |
| (4) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3) |
| (5) Maximum excursion before permanent damage |
|