Celestion CN0515M

• Sensitivity (1W, 1m, infinite baffle) SPL1W 92.9dB
• Frequency response 200 - 8000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 189Hz
• Mechanical quality factor QMS 1.53
• Electrical quality factor QES 0.34
• Total quality factor QTS 0.28

Large signal parameters

• Maximum linear excursion xmax 3.3mm
• Air volume displaced at xmax VD 26cm³
• Power handling P 100W
• Program power Pmax 200W

Voice Coil

• Nominal impedance Z 16Ω
• DC resistance RE 11.5Ω
• Inductance (1kHz, estimated) LE 1.11mH
• VC Diameter 38mm
• Winding height HVC 10mm
• Winding material Copper clad aluminium
• Former material Aluminium

Magnet

• Force factor Bl 19.2N/A
• Motor constant Bl/√RE 5.67N/√W
• Air gap height HAG 7mm
• Material Neodymium

Diaphragm

• Effective diameter 100mm
• Effective area SD 78.5cm²
• Moving mass MMS 9.11g
• Moving mass (without air load) MMD 8.5g
• Material Cellulose

Suspensions

• Stiffness KMS 12.5N/mm
• Compliance CMS 80µm/N
• Equivalent volume to the compliance VAS 0.68L
• Mechanical resistance RMS 7.06N·s/m
• Surround material Cloth-sealed

Dimensions

• Nominal diameter 5″
• 125mm
• Overall diameter 155mm
• Baffle cutout diameter 116mm
• Overall depth 73mm
• Volume occupied by the driver (estimated) 0.37L
• Net weight 1.12kg
• Frame material Cast aluminium