Nominal Specifications
| Nominal Diameter |
250 mm (10 in) |
| Overall Diameter |
256.8 mm (10.11 in) |
| Bolt Circle Diameter |
243.8 mm (9.60 in) |
| Baffle Cutout Diameter |
233.3 mm (9.19 in) |
| Depth |
102 mm (4.02 in) |
| Flange and Gasket Thickness |
8 mm (0.31 in) |
| Net Weight |
2.2 kg (4.9 lb) |
Shipping Box
(Single Carton Box) |
282 x 280 x 140 mm
(11.1 x 11.0 x 5.5 in) |
| Shipping Weight |
2.6 kg (5.7 lb) |
Technical Parameters
| Nominal Impedance |
4 Ohm |
| Minimum Impedance |
3.6 Ohm |
| AES Power Handling (1) |
150 W |
| Maximum Power Handling (2) |
300 W |
| Sensitivity (1W/1m) |
96 dB |
| Frequency Range |
50÷4500 Hz |
| Voice Coil Diameter |
37 mm (1.46 in) |
| Winding Material |
Al |
| Former Material |
Kapton |
| Winding Depth |
11.9 mm (0.47 in) |
| Magnetic Gap Depth |
8 mm (0.31 in) |
| Flux Density |
1 T |
| Magnet |
Ferrite Ring |
| Basket Material |
Steel |
| Demodulation |
No |
| Cone Surround (3) |
Accordion (4 waves) |
| NET Air Volume filled by Loudspeaker |
0.6 dm^3 (0.021 ft^3) |
| Spider Profile |
1x constant height waves |
|
Thiele and small parameters
| Fs |
55 Hz |
| Re |
3 Ohm |
| Qes |
0.52 |
| Qms |
9.2 |
| Qts |
0.49 |
| Vas |
61.0 dm^3 (2.15 ft^3) |
| Sd |
360 cm^2 (55.75 in^2) |
| Xmax (4) |
4.62 mm |
| Xdamage (5) |
10.4 mm |
| Mms |
24.8 g |
| Bl |
7 N/A |
| Le |
0.30 mH |
| Mmd |
17.1 g |
| Cms |
0.34 mm/N |
| Rms |
0.9 kg/s |
| Eta Zero |
1.88 % |
| EBP |
106 Hz |
PART NUMBER (P/N)
| Faston Terminals - 4 Ohm Version |
02504057 |
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 |
|
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