25 A1
2 5 c m ( 1 0 ’ ’ ) A c c e s s 1 s u b w o o f e r ( A f t e r s a l e s D p t r e f : 1 0 A 1 )
•All weather woven glass fiber cone
•50 mm/4 layer voice coil
•Voice coil cooling system
Suggested Application
Vented enclosure
| 30 litres (1.059 cu. ft.) |
| F - 3 = 38Hz / Deep and articulate bass |
20 litres (0.706 cu. ft.) | 25 litres (0.883 cu. ft.) |
F - 3 = 48Hz / Fast and tight bass | F - 3 = 42Hz / Dynamic bass |
SPL (dB) 1W/1m |
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Frequency (Hz)
Mechanical Drawing
| Ø 267 | 15 |
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AS050926/2 |
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JMlab - | Ø 170 |
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©Focal | Ø 232 | Unit : mm |
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Specifications
| Nominal power | 200 W |
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| Maximum power 400 W |
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| Sensitivity | 92 dB |
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| Cone | Braided glass fi ber |
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| Surround | Butyl |
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| Nom. impedance 4 ohms |
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| DC resistance | 3.35 ohms |
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| VC diameter | 50 mm | 2 in |
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| VC height | 19 mm | 3/4 in |
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| Former | Kapton® |
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| Layers | 4 |
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| Wire | Copper |
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| Inductance | 1 mH |
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| Xmax | 5.5 mm | 3/16 in |
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| Magnet d x h | 145 x 20 mm |
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| Magnet weight | 1.15 kg | 2.15 Ib |
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| Flux density | 0.8 T |
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| Gap height | 8 mm | 5/16 in |
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| Net weight | 3.9 kg | 8.6 Ib |
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Parameters
| Fs | 40.61 | Hz |
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| Vas | 24.34 | I | |
| Qts | 0.382 |
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| Qes | 0.4 |
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| Qms | 8.65 |
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| Re | 3.35 ohms |
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| Sd | 339.79 cm2 |
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| Cas | 1.73 |
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Mas | 88.65 kg/m4 | |||
| Ras | 2614.88 ohms.ac |
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| Cms | 1.50 | ||
| Mms | 102.35 g |
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| Rms | 3.019 kg/s |
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| Ces | 467.95 mF |
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| Les | 32.82 mH |
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| Res | 72.44 ohms |
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| BI | 14.79 | N/A |
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| SPL | 87.94 dB/W/m | ||
Suggested application
Load | V (l) | Fb (Hz) | Ql | Port | ||||
Vented | 20 | 53 | 48 | 7 | 9x27cm= | |||
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Vented | 25 | 46 | 42 | 7 | 8x23cm= | |||
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Vented | 30 | 46 | 38 | 7 | 8x25cm= | |||
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