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 |
282 mm (11.10 in) |
| Depth |
162 mm (6.38 in) |
| Flange and Gasket Thickness |
12 mm (0.47 in) |
| Net Weight |
5.2 kg (11.5 lb) |
Shipping Box
(Single Carton Box) |
350 x 346 x 190 mm
(13.8 x 13.6 x 7.5 in) |
| Shipping Weight |
5.7 kg (12.6 lb) |
| TECHNICAL PARAMETERS |
{ LF } |
{ HF } |
| Nom. Impedance |
8 Ohm |
8 Ohm |
| Minimum Impedance |
6.4 Ohm |
7 Ohm |
| AES Power Handling (1) |
250 W |
30 W |
| Max Power Handling (2) |
500 W |
60 W |
| Sensitivity (1W/1m) (3) |
97 dB |
107 dB |
| Frequency Range |
55÷5000 Hz |
1500÷20000 Hz |
| Voice Coil Diameter |
65 mm (2.56 in) |
37 mm (1.46 in) |
| Winding Material |
Al |
Al |
| Former Material |
Glass Fiber |
Kapton |
| Winding Depth |
17.4 mm (0.69 in) |
2.1 mm (0.08 in) |
| Magnetic Gap Depth |
8 mm (0.31 in) |
2.6 mm (0.10 in) |
| Flux Density |
1.15 T |
1.85 T |
| Min. Cross. Freq. (4) |
– |
1.7 kHz |
| Dispersion Angle |
– |
100° |
| Diaphragm Material |
– |
Ketone Polymer |
| Diaphragm Shape |
– |
Annular |
| Magnet |
Ferrite Ring |
Neodymium Ring |
| Basket Material |
Aluminum |
– |
| Demodulation |
Aluminum Ring |
– |
| Cone Surround (5) |
Triple Roll |
– |
| NET Air Volume filled by Loudspeaker |
2.15 dm^3 (0.076 ft^3) |
– |
| Spider Profile |
1x variable height waves |
– |
|
THIELE AND SMALL PARAMETERS { LF }
| Fs |
55 Hz |
| Re [LF] |
5.3 Ohm |
| Re [HF] |
5.5 Ohm |
| Qes |
0.46 |
| Qms |
7.4 |
| Qts |
0.43 |
| Vas |
67.7 dm^3 (2.39 ft^3) |
| Sd |
539 cm^2 (83.55 in^2) |
| Xmax (6) |
7.37 mm |
| Xdamage (7) |
15.25 mm |
| Mms |
50.2 g |
| Bl |
14.1 N/A |
| Le |
0.62 mH |
| Mmd |
36.1 g |
| Cms |
0.17 mm/N |
| Rms |
2.3 kg/s |
| Eta Zero |
2.36 % |
| EBP |
120 Hz |
PART NUMBER (P/N)
| Push Terminals – 8 Ohm Version |
03004278 |
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 |
|
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