Celestion TN1225 12" 250W/8-ohm Mid Bass Hoparlör

Full Description

Specifications

• Nominal Diameter: 305mm / 12''
• Power Rating: 250W RMS
• Sensitivity: 99dB
• EIA Power Rating: 400W
• Nominal Impedance: 8 Ohms
• Frequency Range: 50Hz - 4kHz
• Voice Coil Diameter: 64mm / 2.5''
• Chassis Type: Pressed steel
• Magnet Type: Neodymium
• Coil Material: Round copper
• Former Material: Polyimide
• Cone Material: Kevlar-loaded paper
• Surround Material: Cloth-sealed
• Suspension: Single
• Xmax: 2.5mm / 0.099''
• Gap Depth: 8mm / 0.32''
• Voice Coil Winding Width: 13mm / 0.51''
• Dimensions: 330mm x 330mm x 150mm / 13'' x 13'' x 5.9''

Mounting Information

• Overall Diameter: 309mm / 12.17''
• Overall Depth: 132mm / 5.2''
• Cut-Out Diameter: 283mm / 11.14''
• Mounting Slot Dimensions: 7.9mm / 0.31'' diameter
• Number of Mounting Slots: 4
• Mounting PCD Range: 297mm / 11.69''
• Weight: 2kg / 4.4lbs

Small Signal Parameters

• Resonant Frequency - Fs: 61.4Hz
• Diaphragm Mass inc. Airload - Mms: 42.12g / 1.49oz.
• Mechanical Q - Qms: 3.118
• Electromagnetic Q - Qes: 0.339
• Moving Mass of Diaphragm - Mmd: 44.23g / 1.74oz.
• Total Q - Qts: 0.306
• DC Resistance - Re: 5.2 Ohms
• Compliance Equivalent Volume - Vas: 63.69lt / 2.25ft³
• BL Product - BL: 15.79Tm
• Mechanical Compliance of Suspension - Cms: 0.16mm/N
• Voice Coil Inductance - Le: 0.65mH