Peerless HDS-P835024

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.8dB
• Frequency response 100 - 7000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 90Hz
• Mechanical quality factor QMS 2.74
• Electrical quality factor QES 0.99
• Total quality factor QTS 0.73

Large signal parameters

• Maximum linear excursion xmax 5.5mm
• Air volume displaced at xmax VD 50cm³
• Power handling P 30W
• Program power Pmax 60W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 5.7Ω
• Inductance (1kHz) LE 0.258mH
• VC Diameter 25.7mm

Magnet

• Force factor Bl 5.98N/A
• Motor constant Bl/√RE 2.5N/√W
• Air gap height HAG 6mm
• Material Ferrite

Diaphragm

• Effective diameter 108mm
• Effective area SD 91.6cm²
• Moving mass MMS 10.9g
• Moving mass (without air load) MMD 10.3g
• Material Aluminum

Suspensions

• Stiffness KMS 3.45N/mm
• Compliance CMS 290µm/N
• Equivalent volume to the compliance VAS 3.42L
• Mechanical resistance RMS 2.25N·s/m
• Surround material Rubber

Dimensions

• Nominal diameter 5″
• 133mm
• Volume occupied by the driver (estimated) 0.42L
• Net weight 1.06kg
• Frame material Cast Aluminium