Yamaha YST-SW800 [G Model]

Specs

class D active subwoofer,

bass reflex via side-firing port / down-firing speaker,

paper cone woofer Yamaha JA25610 250mm,

foam surround, magnetically shielded,

Nichicon GU, Nippon Chemicon SME components,

Yamaha Advanced YST,

800W@6Ω,

18-160Hz ±10 dB,

40-140Hz filter,
mm 482x390x420, kg 24,0.

  

Yamaha YST-SW320 [G Model]

 

Specs

class D active subwoofer,

bass reflex via side-firing port / down-firing speaker,

treated paper cone woofer Yamaha JA2560 (XY889A0) 250mm,

rubber surround, magnetically shielded,

Elna For Audio, Nippon Chemicon SME components,

Yamaha Advanced YST,

250W@5Ω,

20-160Hz ±10 dB,

40-140Hz filter,
mm 432x340x370, kg 17,0.

Kenwood SW-40HT (SW-40HT-BK)

Specs

class AB active subwoofer,

bass reflex via front-firing port / side-firing speaker,

cone woofer --- --- 160mm, rubber surround,

Jamicon SK components,

70W@6Ω,

35-200Hz ±? dB,

mm 215x350x342, kg 9,7.

JMlab Cobalt SW 800 (outside only)

Specs

class AB active subwoofer,

closed box / front-firing speaker,

PP cone woofer Focal  --- 335mm, rubber surround, 65mm voice coil,

variable phase selector,

175W@8Ω,

30-180Hz ±3 dB, -6 dB@25Hz,

40-100Hz filter,
mm 438x390x572, kg 28,0.

Focal Cub²

Specs

class D active subwoofer,

bass reflex via front-firing port / down-firing speaker,

PP cone woofer Focal Polyflex® 8NE6451 210mm, rubber surround,

iNDiGO 630154 / 600088 BASH® boards,
Samxon, RK components,

phase selector,

150W@6Ω,

40-150Hz ±3 dB, -6 dB@35Hz,

50-150Hz active filter,
mm 300x333x300, kg 11,0.