Nominal Specifications
| Nom. Diameter |
300 mm (12 in) |
| Overall Diameter |
316 mm (12.44 in) |
| Bolt Circle Diameter |
298.5 mm (11.75 in) |
| Baffle Cutout Diameter |
280 mm (11.02 in) |
| Depth |
175 mm (6.89 in) |
| Flange and Gasket Thickness |
12 mm (0.47 in) |
| Net Weight |
5.5 kg (12.1 lb) |
Shipping Box (Single Carton Box) |
350 x 346 x 216 mm (13.8 x 13.6 x 8.5 in) |
| Shipping Weight |
6.2 kg (13.7 lb) |
| Technical Parameters |
{ LF } |
{ HF } |
| Nom. Impedance |
8 Ohm |
8 Ohm |
| Minimum Impedance |
6.6 Ohm |
7.2 Ohm |
| AES Power Handling (1) |
400 W |
90 W |
| Max Power Handling (2) |
800 W |
180 W |
| Sensitivity (1W/1m) (3) |
95 dB |
105 dB |
| Frequency Range |
50÷4000 Hz |
500÷20000 Hz |
| Voice Coil Diameter |
77 mm (3 in) |
74 mm (2.9 in) |
| Winding Material |
Al |
Al |
| Former Material |
Glass Fiber |
Kapton |
| Winding Depth |
21.5 mm (0.85 in) |
3.5 mm (0.14 in) |
| Magnetic Gap Depth |
9 mm (0.35 in) |
3.7 mm (0.15 in) |
| Flux Density |
1.2 T |
2 T |
| Min. Cross. Freq. (4) |
- |
0.9 kHz |
| Dispersion Angle |
- |
100° |
| Diaphragm Material |
- |
Titanium |
| Diaphragm Shape |
- |
Dome |
| Magnet |
Neodymium Ring |
Neodymium Ring |
| Basket Material |
Aluminum |
- |
| Demodulation |
Aluminum Ring |
- |
| Cone Surround (5) |
Triple Roll |
- |
| NET Air Volume filled by Loudspeaker |
2.5 dm^3 (0.088 ft^3) |
- |
| Spider Profile |
1x variable height waves |
- |
|
Thiele and small parameters { LF }
| Fs |
55 Hz |
| Re [LF] |
5.6 Ohm |
| Re [HF] |
5.6 Ohm |
| Qes |
0.39 |
| Qms |
7.3 |
| Qts |
0.37 |
| Vas |
57.8 dm^3 (2.04 ft^3) |
| Sd |
540 cm^2 (83.62 in^2) |
| Xmax (6) |
9.25 mm |
| Xdamage (7) |
18.5 mm |
| Mms |
58.88 g |
| Bl |
17.4 N/A |
| Le |
0.57 mH |
| Mmd |
44.7 g |
| Cms |
0.14 mm/N |
| Rms |
2.8 kg/s |
| Eta Zero |
2.48 % |
| EBP |
141 Hz |
PART NUMBER (P/N)
| Push Terminals - 8 Ohm Version |
03004329 |
Notes:
| (1) 2 Hours Test According to AES 2-1984 Rev. 2003 |
| (2) Maximum power is defined as 3dB greater than nominal power. |
| (3) HF Sensitivity averaged within the frequency range |
| (4) 12 dB/oct or higher slope high-pass filter |
| (5) Treated Polycotton |
| (6) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3) |
| (7) Maximum excursion before permanent damage |
|