Peerless P22WO03-08

• Sensitivity (1W, 1m, infinite baffle) SPL1W 89dB
• Frequency response 50 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 56Hz
• Mechanical quality factor QMS 1.76
• Electrical quality factor QES 0.74
• Total quality factor QTS 0.52

Large signal parameters

• Maximum linear excursion xmax 4.7mm
• Air volume displaced at xmax VD 112cm³
• Power handling P 80W
• Program power Pmax 160W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.9Ω
• Inductance (1kHz) LE 0.431mH
• VC Diameter 38.6mm

Magnet

• Force factor Bl 8.67N/A
• Motor constant Bl/√RE 3.57N/√W
• Air gap height HAG 6mm
• Material Ferrite

Diaphragm

• Effective diameter 174mm
• Effective area SD 238cm²
• Moving mass MMS 26.8g
• Moving mass (without air load) MMD 24.3g
• Material Polypropylene

Suspensions

• Stiffness KMS 3.33N/mm
• Compliance CMS 300µm/N
• Equivalent volume to the compliance VAS 24.2L
• Mechanical resistance RMS 5.36N·s/m

Dimensions

• Nominal diameter 8″
• 203mm
• Volume occupied by the driver (estimated) 0.75L
• Net weight 1.84kg
• Frame material Cast Aluminium