Peerless PLS-50N25AL01-08

• Sensitivity (1W, 1m, infinite baffle) SPL1W 81.5dB
• Frequency response 150 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 161Hz
• Mechanical quality factor QMS 4.94
• Electrical quality factor QES 0.89
• Total quality factor QTS 0.76

Large signal parameters

• Maximum linear excursion xmax 1.7mm
• Air volume displaced at xmax VD 2.6cm³
• Power handling P 10W
• Program power Pmax 20W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.2Ω
• Inductance (1kHz) LE 0.04mH
• VC Diameter 25.7mm
• Former material Aluminium

Magnet

• Force factor Bl 3.38N/A
• Motor constant Bl/√RE 1.36N/√W
• Air gap height HAG 3mm

Diaphragm

• Effective diameter 44mm
• Effective area SD 15.2cm²
• Moving mass MMS 1.6g
• Moving mass (without air load) MMD 1.6g

Suspensions

• Stiffness KMS 1.67N/mm
• Compliance CMS 600µm/N
• Equivalent volume to the compliance VAS 0.2L
• Mechanical resistance RMS 0.33N·s/m

Dimensions

• Nominal diameter 2″
• 51mm
• Net weight 0.14kg