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