BEYMA 21PW1400Fe - 21" EXTREME HIGH POWER WOOFER
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BEYMA 21PW1400Fe - 21" EXTREME HIGH POWER WOOFER |
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EXTREME HIGH POWER OF 2,800 WATTS PROGRAM, LOW FS OF 30HZ W/ A 10.0MM XMAX! |
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BEYMA 21PW1400Fe |
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4 Ohm Version
Item Price: $649.95 |
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8 Ohm Version
Item Price: $649.95 |
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WOOFER MODEL |
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Specifications |
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Nominal
Basket Diameter |
21" |
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Impedance |
4 or 8
ohms |
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AES
Power Rating |
1,400
Watts |
| Program Power |
2,800
Watts |
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Frequency
Response |
25Hz
- 1.8kHz |
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Sensitivity
(1W/1m) |
98.5dB |
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Voice
Coil Diameter |
4"
/ 100mm |
| Recom. Enclosure Volume | 3.5-8.75 ft3 / 100-250 Liters |
| Voice Coil Length | 25 mm |
| Air Gap Height | 14 mm |
| X Damage (peak to peak) | 55 mm |
| BL Factor | 28.2 N/A |
| Magnetic Assembly Weight | 31.8 lb. / 14.4 kg. |
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Mounting Information |
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Overall Diameter |
21.65" / 550mm |
| Bolt Circle Diameter | 20.71" / 526mm |
| Baffle Cutout Diameter- | |
| - Front Mount | 19.45" / 494mm |
| - Rear Mount | 20.12" / 511mm |
| No. Of Mounting Holes | 8 |
| Volume Displaced By Driver | 0.71 ft3 / 20 Liters |
| Overall Depth | 9.53" / 242mm |
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Net
Weight |
43.87 lb. / 19.9 kg. |
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Shipping Weight |
50.0 lb. / 22.6 kg. |
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Materials |
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| Basket | Die Cast Aluminum |
| Cone | Waterproof Front & Back Paper |
| Surround | Treated Cloth |
| Voice Coil | Edgewound Copper Wire |
| Demodulation Ring | Aluminum |
| Magnet | Ferrite |
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Thiele-Small Parameters |
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| Resonant Frequency (fs) | 30 Hz |
| Impedance (Re) | 5.2 ohms |
| Coil Inductance (Le) | 1.3 mH |
| Mechanical Q (Qms) | 7.44 |
| Electrical Factor (Qes) | .36 |
| Total Q (Qts) | .34 |
| Comp. Equivalent Vol. (Vas) | 14.18 ft3 / 401.5 Liters |
| Voice Coil Overhang (Xmax) | 10.0 mm |
| Moving Mass (Mms) | 298 Grams |
| Surface Area of Cone (Sd)m2 | 0.1734m2 |
| Reference Efficiency | 2.83% |
| Displacement Volume (Vd) | 1729 cm3 |
| Frequency Response & Distortion Curves | |
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| Free Air Impedance Curve | |
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| Power Compression Loss | |
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| Drawing | |
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US Speaker, LLC
