TS-W261D4

25 cm dual voice coil subwoofer (1200W)

TS-W261D4

Full specifications

Main Features

Pole Yoke TypeExtended and Vented pole yoke
TerminalsPush-type
Dimensions277,4 x 154,7 mm
Boxed Subwoofer
MagnetsFerrite (double)
Size25 cm
Impedance4 Ω
SurroundDual Layer, Fiber Reinforced Elastic Polymer Surround
Frequency response20 - 125
Screw Terminals6
Sensitivity93 dB
Weight4.8 kg
Lowest resonance frequency46 Hz
Cut-out Hole235 mm
Maximum power1200
Mounting Depth138.9 mm
Nominal input power350 W
Woofer materialIMPP Composite Cone
Recom. Enclosure [l]22.64
Voice Coil typeCopper, 4-layer
Recom. Enclosure [ft3]0.8
Dual 4Ω voice coils: 2 or 8ΩYes
Voice Coil bobbin typeAluminium

Thiele/Small Parameters

Vas [l]17.7
Flux Density [Gauss]7177
Vas [ft3]0.63
Hag [mm]10
Vd [l]0.35
Hag [In]0.39
Vd [ft3]0.0125
Hvc [mm]30.2
Sd [m2]0.035
Hvc [In]1.19
Sd [ft2]0.38
VC.Diameter [mm]40
Revc [O]dual 3,3
Eff [%]0.16
Levc [mH] (2000Hz)4,91 (8 Ω) / 1,26 (2 Ω)
S.P.L. [dB]93
Xmax [mm]10.1
R.M.S.Power [W]350
Xmax [in]0.3
M.M.P. [W]1200
Zmax [O]85,48 (8 Ω) / 18,61 (2 Ω)
Sp. Displacement [l]1.22
Nom. Dia.(In)25
BI [Tm]15,3 (8 Ω) / 7,7 (2 Ω)
Sp. Displacement [ft3]0.043
Qts1.04
Rms[Ns/m]2.33
Qms15.49
Mms [g]123
Qes1.12
Cms [m/N]9,5 x 10-5
F0 (in Cabinet)61.6
Fs [Hz]46
Mg.Wt.[g]1700
Q0 (in Cabinet)1.28