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40 V1 400mm (16") Polyglass subwoofer · 65mm / 4 layers voice-coil · Polyglass cone · Zamak basket Specifications Nominal power Maximum power 400 W 800 W Sensitivity (2.83V/m) 93.5 dB Cone Surround Nom. impedance DC resistance VC diameter VC height Former Layers Wire Inductance Xmax Magnet (hxd) Magnet weight Flux density Polyglass Butyl 4 ohm 3.3 ohm 65 mm 25.8 mm Aluminum 4 Copper 2.4 mH 7.5 mm 156 x 25 mm 1412 g 0.7 T 10 mm 7.2 kg 5/12 in 15.87 Ib 5/16 in 61/6 x 1 in 3.11 lb 21/2 in 1 in Response curve Vented enclosure Gap height Net weight Parameters SPL (dB) 1W/1m Fs Vas Qts Qes Qms Re 26.84 Hz 165.66 I 0.459 0.51 4.62 3.3 ohm 881.41 cm2 1.18E-07 m5/N 29.81 kg/m4 1088.18 ohm.ac 1.52E-04 m/N 231.60 g 8.454 kg/s 916.42 mF 38.37 mH 29.89 ohm 15.90 N/A 89.83 dB/W/m 0.51 lb 1361/2 in2 5.84 Ft3 40 litres (1.413 cu. ft.) F - 3 = 46Hz / Fast and tight bass 50 litres (1.766 cu. ft.) F - 3 = 43Hz / Punchy and dynamic bass 60 litres (2.119 cu. ft.) F - 3 = 40Hz / Deep and articulate bass Frequency (Hz) Sd Cas Mas Ras Cms Mms Rms Ces Mechanical Drawing Les Res BI SPL ©Focal-JMlab - SCFR050504/1 Suggested application Load Vented Vented Unit: mm Vol 40 l 50 l 60 l Fb 25 23 20 F-3 (Hz) 46 43 40 Ql 7 7 7 Vented Focal ® is a trademark of Focal-JMlab ® 108, rue de l'Avenir - BP 374 - 42353 La Talaudiиre cedex - France - Tel. 00 33 4 77 43 57 00 - Fax 00 33 4 77 43 57 04 - www.focal-fr.com