SEAS H1658-04 MU10RB-SL

• Sensitivity (1W, 1m, infinite baffle) SPL1W 82.1dB
• Frequency response 100 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 100Hz
• Mechanical quality factor QMS 1.63
• Electrical quality factor QES 1.15
• Total quality factor QTS 0.67

Large signal parameters

• Maximum linear excursion xmax 2mm
• Maximum excursion before damage xlim 4mm
• Air volume displaced at xmax VD 7.7cm³
• Power handling P 40W
• Program power Pmax 100W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.3Ω
• Inductance (1kHz) LE 0.14mH
• VC Diameter 19mm
• Winding height HVC 8mm

Magnet

• Flux density B 0.9T
• Force factor Bl 2.9N/A
• Motor constant Bl/√RE 1.6N/√W
• Air gap height HAG 4mm
• Weight 0.09kg

Diaphragm

• Effective diameter 70mm
• Effective area SD 38.5cm²
• Moving mass MMS 4.51g
• Moving mass (without air load) MMD 4.3g

Suspensions

• Stiffness KMS 1.67N/mm
• Compliance CMS 600µm/N
• Equivalent volume to the compliance VAS 1.1L
• Mechanical resistance RMS 1.8N·s/m

Dimensions

• Nominal diameter 4″
• 100mm
• Volume occupied by the driver (estimated) 0.13L
• Net weight 0.36kg