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Speaker - Celestion, 12", T.F. Series 1225, 250W, 8Ω

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SKU:	P-A-T1225
Item ID:	002004

Price: $68^.00

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Type

Watts

Size

Ohms

Rated at 250 W. For use in 2-way or compact 3-way systems, the 1225 bass and mid range driver has a high sensitivity and excellent power handling characteristics.

UPC/EAN: 739894531153

Celestion Part Number: T5311/P

RoHS Compliant

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Specifications, Files, and Documents

Specification Sheet

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Product Measurements by Type (click to expand)

Product Measurements by Type
Chassis Type		Pressed steel
Coil Material		Round copper
Cone Material		Kevlar-loaded paper
Cut-out Diameter		283 mm
D		260 mm
Diameter		12 in.
Diaphragm/Coil Mass (M_md)		39.60 g
Electrical Q Factor (Q_es)		0.54
Equivalent Acoustic Volume (V_AS)		54.5 liters
Force Factor (BxL)		13.20 Wb/m
Former Material		Polyimide
Frequency Range		50 Hz - 4,000 Hz
Gap Depth		8 mm
Magnet Type		Ferrite
Magnet Weight		42 oz.
Maximum Linear Displacement (X_MAX)		2.5 mm
Mechanical Compliance (C_MS)		0.14 mm/N
Mechanical Moving Mass (M_MS)		46.51 g
Mechanical Q Factor (Q_MS)		6.70
Mechanical Resistance of Driver (R_ms)		2.76 kg/s
Mounting Hole Bolt Circle Diameter		297 mm
Mounting Hole Diameter		7.9 mm
Mounting Slots		4
Nominal Diameter		12 in.
Nominal Impedance		8 Ω
Overall Depth		130 mm
Overall Diameter		309 mm
Power Rating		250 W_rms
Resonance Frequency (ƒ_S)		63 Hz
Sensitivity		97 dB
Surround Material		Cloth-sealed
Suspension		Single
Total Q Factor (Q_TS)		0.50
Voice Coil DC Resistance (R_e)		5.13Ω
Voice Coil Diameter		2.5 in.
Voice Coil Inductance @ 1 kHZ (L_E)		0.84 mH
Voice Coil Winding Width		13 mm