Direkomendasikan untuk aplikasi audio mid-range profesional / tertutup, atau sebagai mid-bass dalam satelit berventilasi.
WOOFER
MODEL
|
ALPHA-8A
|
|
SPECIFICATIONS
|
|
|
Nominal
Basket Diameter
|
8"
/ 203.2mm
|
|
Impedance
|
8
ohms
|
|
RMS
Power Rating
|
125
Watts
|
| Program Power Handling | 250 Watts |
|
Frequency
Response
|
58Hz
- 5kHz
|
|
Sensitivity
(1W/1m)
|
94dB
|
|
Voice
Coil Diameter
|
1.5"
/ 38.1mm
|
|
Max.
Crossover Frequency
|
5kHz
|
| Rec. Enclosure Volume(Sealed) | .18-.25cu. ft./5-7 Liters |
| Rec. Enclosure Volume(Vented) | .59-.9cu. ft./16.7-25.5 Liters |
|
MOUNTING INFORMATION
|
|
| Overall Diameter | 8.24" / 209.3mm |
| Bolt Circle Diameter | 7.75" / 196.9mm |
| Baffle Cutout Diameter | 7.13" / 181.1mm |
| No. Of Mounting Holes | 8 |
| Mounting Hole Diameter | 0.22" / 5.6mm |
| Overall Depth | 3.25" / 82.6mm |
| Magnet Weight | 20 oz. |
| Net Weight | 4.3 lbs. / 1.95 kg. |
| Shipping Weight | 5.1lbs. / 2.31kg. |
|
THIELE-SMALL PARAMETERS
|
|
| Resonant Frequency (fs) | 73 Hz |
| Impedance (Re) | 5.3 ohms |
| Coil Inductance (Le) | 0.44mH |
| Electromagnetic Q (Qes) | .28 |
| Mechanical Q (Qms) | 4.6 |
| Total Q (Qts) | .59 |
| Compliance Equivalent Vol. (Vas) | 17.7 Liters/.6cu. ft. |
| Voice Coil Overhang (Xmax) |
3.2mm
|
| Diaphragm Mass (Mms) | 17 Grams |
| BL Factor (BL) | 7.8 T-M |
| Surface Area of Cone (Sd) | .021m2 |
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