Nominal Specifications
Nom. Diameter |
250 mm (10 in) |
Overall Diameter |
261 mm (10.28 in) |
Bolt Circle Diameter |
246 mm (9.69 in) |
Baffle Cutout Diameter |
230 mm (9.06 in) |
Depth |
136.5 mm (5.37 in) |
Flange and Gasket Thickness |
12 mm (0.47 in) |
Net Weight |
5 kg (11.0 lb) |
Shipping Box (Single Carton Box) |
282 x 280 x 140 mm (9.3 x 9.3 x 6.1 in) |
Shipping Weight |
5.4 kg (11.9 lb) |
Technical Parameters |
{ LF } |
{ HF } |
Nom. Impedance |
8 Ohm |
8 Ohm |
Minimum Impedance |
6.4 Ohm |
6.9 Ohm |
AES Power Handling (1) |
250 W |
30 W |
Max Power Handling (2) |
500 W |
60 W |
Sensitivity (1W/1m) (3) |
96 dB |
107 dB |
Frequency Range |
65÷4000 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 |
- |
110° |
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 |
1.5 dm^3 (0.053 ft^3) |
- |
Spider Profile |
1x variable height waves |
- |
|
Thiele and small parameters { LF }
Fs |
65 Hz |
Re [LF] |
5.3 Ohm |
Re [HF] |
5.5 Ohm |
Qes |
0.42 |
Qms |
5.8 |
Qts |
0.39 |
Vas |
30.5 dm^3 (1.08 ft^3) |
Sd |
347 cm^2 (53.71 in^2) |
Xmax (6) |
7.37 mm |
Xdamage (7) |
14.8 mm |
Mms |
33.0 g |
Bl |
13.1 N/A |
Le |
0.54 mH |
Mmd |
25.7 g |
Cms |
0.18 mm/N |
Rms |
2.4 kg/s |
Eta Zero |
1.95 % |
EBP |
155 Hz |
PART NUMBER (P/N)
Push Terminals - 8 Ohm Version |
02504277 |
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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