SEAS RW 220 L0022-04S

• Sensitivity (1W, 1m, infinite baffle) SPL1W 88dB
• Frequency response 30 - 2000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 29Hz
• Mechanical quality factor QMS 2.11
• Electrical quality factor QES 0.43
• Total quality factor QTS 0.36

Large signal parameters

• Maximum linear excursion xmax 5mm
• Maximum excursion before damage xlim 10.5mm
• Air volume displaced at xmax VD 110cm³
• Power handling P 110W
• Program power Pmax 300W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.2Ω
• Inductance (1kHz) LE 0.38mH
• VC Diameter 39mm
• Winding height HVC 16mm

Magnet

• Flux density B 1T
• Force factor Bl 6.4N/A
• Motor constant Bl/√RE 3.58N/√W
• Air gap height HAG 6mm
• Weight 0.64kg

Diaphragm

• Effective diameter 167mm
• Effective area SD 220cm²
• Moving mass MMS 28.2g
• Moving mass (without air load) MMD 25.7g

Suspensions

• Stiffness KMS 0.909N/mm
• Compliance CMS 1100µm/N
• Equivalent volume to the compliance VAS 68L
• Mechanical resistance RMS 2.59N·s/m

Dimensions

• Nominal diameter 8″
• 220mm
• Volume occupied by the driver (estimated) 0.91L
• Net weight 2.2kg