Dayton Audio CE48-4

• Sensitivity (1W, 1m, infinite baffle) SPL1W 76.9dB
• Frequency response 120 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 151Hz
• Mechanical quality factor QMS 11.03
• Electrical quality factor QES 1.04
• Total quality factor QTS 0.95

Large signal parameters

• Maximum linear excursion xmax 1.2mm
• Air volume displaced at xmax VD 1.1cm³
• Power handling P 5W
• Program power Pmax 10W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.5Ω
• Inductance (1kHz) LE 0.37mH
• VC Diameter 16mm

Magnet

• Force factor Bl 2.48N/A
• Motor constant Bl/√RE 1.33N/√W

Diaphragm

• Effective diameter 34mm
• Effective area SD 9.1cm²
• Moving mass MMS 1.9g
• Moving mass (without air load) MMD 1.9g

Suspensions

• Stiffness KMS 1.7N/mm
• Compliance CMS 590µm/N
• Equivalent volume to the compliance VAS 0.068L
• Mechanical resistance RMS 0.16N·s/m

Dimensions

• Nominal diameter 2″
• 48mm
• Overall diameter 48mm
• Baffle cutout diameter 45mm
• Overall depth 36mm