Yo te recomiendo este proyecto, los resultados son excelentes y de seguro no necesitaras dar mas vueltas.
Manufacturer specs:
• Active woofer: TC Sounds LMS-5400 18” (DVC 2x2 ohm)
• Passive radiators: 2x TC Sounds VMP-TC 18”
• Amplifier: Crown CE4000 (~3600 W @ 4 ohm bridged per amp)
• Enclosure: 200 liters, 21mm (15-ply) baltic birch all around, 42mm front baffle, well braced, opposed passive radiators, total weight with woofers around 90 kg / 200 lbs
• Signal processing: Behringer DCX2496
Configuration as tested:
Phase: 0 degrees
Crossover: Bypassed
EQ: +3dB, 20 Hz, Q=1.0
Tuning frequency: 16 Hz
Subsonic filter: ~15 Hz (effective), 2nd order Butterworth
Orientation: Active woofer facing the mic
Read more: DIY TC Sounds LMS-5400 18" + 2x18" PR 200L
[Aquí el primero en la lista de los Subwoofers probados.