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Celestion

28/TF1225CX

Celestion T5677 TF1225CX Coaxial Magnet Steel Chassis Driver Speaker 12 Inch + 1 Inch 250W 8OHM

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Product Information:

12" coaxial loudspeaker with 40-18,000Hz response
250Wrms (AES standard) power handling and 97dB sensitivity
2.5" high temperature copper voice coil wound on polyimide for increased reliability
Robust and reliable pressed steel frame ferrite magnet LF driver
Compact, lightweight neodymium compression driver - 80o nominal coverage

Specifications:

General Specifications


Nominal diameter305mm/12in
Power rating1250Wrms
Nominal impedance8Ω
Sensitivity297dB
Frequency range40-4000Hz
Voice coil diameter64mm/2.5in
Chassis typePressed steel
Magnet typeFerrite
Magnet weight1.2kg/42oz
Coil materialRound copper
Former materialPolyimide
Cone materialKevlar loaded paper
Surround materialCloth-sealed
SuspensionSingle
Xmax45mm/1.75in
Xmax32.5mm/0.098in
Gap depth8mm/0.31in
Voice coil winding width13mm/0.51in


Small Signal Parameters


D0.26m/0.24in
Fs71.4Hz
Mms49.68g/1.75oz
Mmd42.76g/1.51oz
Qms3.824
Qes0.480
Qts0.426
Re5.57Ω
Vas39.91lt/1.41ft3
BI16.08Tm
Cms0.10mm/N
Rms5.83kg/s
Le (at 1kHz)0.23mH


General Specifications: HF


Power rating¹75Wrms
Nominal impedance8Ω
Sensitivity²110dB
Frequency range1200-18,000Hz
Recommended min. crossover (12dB/oct)2200Hz
Voice coil diameter45mm/1.75in
Magnet typeNeodymium
Diaphragm and surround materialPETP film


Mounting Information


Diameter309mm/12.2in
Overall depth172mm/6.77in
Cut-out diameter286mm/11.20in
Mounting slot dimensionsø7.9mm/0.31in
Number of mounting slots4
Mounting PCD range297mm/11.69in
Unit weight4.6kg/10.1lb