Peerless TC55FD00-08

• Sensitivity (1W, 1m, infinite baffle) SPL1W 80.1dB
• Frequency response 100 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 180Hz
• Mechanical quality factor QMS 2.42
• Electrical quality factor QES 2.54
• Total quality factor QTS 1.20

Large signal parameters

• Maximum linear excursion xmax 2.1mm
• Air volume displaced at xmax VD 2.3cm³
• Power handling P 5W
• Program power Pmax 10W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.8Ω
• Inductance (1kHz) LE 0.059mH
• VC Diameter 16.3mm

Magnet

• Force factor Bl 1.61N/A
• Motor constant Bl/√RE 0.62N/√W
• Air gap height HAG 2mm
• Material Ferrite

Diaphragm

• Effective diameter 37mm
• Effective area SD 11cm²
• Moving mass MMS 0.867g
• Moving mass (without air load) MMD 0.8g
• Material Paper

Suspensions

• Stiffness KMS 1.09N/mm
• Compliance CMS 920µm/N
• Equivalent volume to the compliance VAS 0.158L
• Mechanical resistance RMS 0.41N·s/m
• Surround material Polyurethane

Dimensions

• Nominal diameter 1.5″
• 44mm
• Volume occupied by the driver (estimated) 0.13L
• Net weight 0.35kg
• Frame material Pressed Steel