HiVi research 4 inch bass-midrange

Prices are in Euro and VAT excluded


Out of stock, we order this product for you from our supplier, we expect a delivery time of approximately two weeks

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Pieces per package 2
Minimum order 2 pieces
General description

Advanced alloy (magnesium/aluminum) cone, coated with special damping material, and anodized, which can restrain the ring of the metal effectively, sound is natural and smooth.
Optimum recovery CONEX supporting system, having very good stiffness and dynamic stability, improving the sonic features of the speakers.
High power handling, heat-resistant Kapton? Voice coil former and heat-resistant SV voice coil wire
Finite Element Analysis for shielded magnetic system with long-throw linear excursion design, enlarging dynamic range, achieving low distortion degree

Nominal Impedance (Z)(Ω) : 8
Resonance Frequency (Fs)(Hz) : 56
Nominal Power Handling (Pnom)(W) : 25
Sensitivity (2.83v/1m)(dB) : 85
Weight (M)(Kg) : 0.9
VC Diameter (mm) : 25 SV
DC (Re)(Ω) : 6.5
VC Length (H)(mm) : 10.4
VC Former : Kapton
VC Layers : 2
Magnet System : Shielded Ferrite
Force Factor (BL)(N/A) : 5.1
Gap Height (He)(mm) : 4.0
Linear Excursion (Xmax)(mm) : 3.2
Suspension Compliance (Cms)(uM/N) : 1114.1
Mechanical Q (Qms) : 3.91
Electrical Q (Qes) : 0.63
Total Q (Qts) : 0.52
Moving Mass (Mms)(g) : 6.8
Effective Piston Area (Sd)(m2) : 0.0053
Equivalent Air Volume (Vas)(L) : 4.5
Cabinet Type : Vented
Recommended Box Volume(Vb)(L) : 5
Tuning Frequency(Fb)(Hz) : 50
-3dB Cut-Off Frequency(F3)(Hz) : 50

Product data
  • Data sheet