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The FC-123F01 is intended for use in two-way ported enclosures. The unit features die-cast chassis with long throw motor system and high linearity suspension allowing solid bass reproduction at high-power levels. The specially formulated cone pulp allows this driver to give a warm and smooth response throughout the bass frequency range and delivers well balanced tonal characteristics when properly matched to appropriate high-frequency drivers. The FC-123F01 is designed for use in 25 to 70 Litre ported enclosures and features a 3 inch copper voice coil delivering 500 Watt power handling and 97.5 dB sensitivity.
- 1000 W Program Power.
- 97.5 dB Sensitivity (1W/1m).
- Versatile unit ideal for two-way, ported enclosure designs of 25-70 Litres.
- Gives solid bass reproduction at high-power levels.
- Specially formulated cone pulp provides well balanced and warm tonal character.
- Long throw motor structure with high-linearity suspension system.
- 3-inch Copper voice coil.
This product has been discontinued - please do not try to order this item we will not be able to supply it - the product details are here for reference only. Please contact a member of staff, and we may be able to find an equivalent product for you.
Electro Acoustic Specifications
- Nominal Chassis Diameter 12" / 304.8 mm
- Impedance 8 Ω
- Power Handling 500 W (A.E.S.)
- Peak Power (6dB Crest Factor) 2000 W (A.E.S.)
- Usable Frequency Range -6dB 45 Hz - 3 kHz
- Sensitivity (1 w - 1 m) 97.5 dB
- Moving Mass inc. Air Load 63 g
- Minimum Impedance Zmin 7.2 Ω
- Magnet Weight 42.32 oz
- Magnetic Gap Depth 9 mm
- Flux Density 1 Tesla
- Coil Winding Height 20 mm
- Voice Coil Diameter 76.2 mm
Thiele Small Parameters
- Fs 34 Hz
- Re 5.4 Ω
- Qms 4.320
- Qes 0.249
- Qts 0.235
- Vas 110 Litres
- Vd 0.45 Litres
- CMS 0.276 mm/N
- BL 18.3 T/m
- Mms 63 g
- Xmax 8.5 mm
- Sd 530 cm2
- Efficiency 2.40%
- Le (1 kHz) 2.26 mH
- EBP 136.55 Hz
Mounting / Shipping Information
- Overall Diameter 330.2 mm
- Widths Across Flats 309.62 mm
- Flange Height 7.8 mm
- Baffle Hole Diameter F/M 280.16 mm
- Baffle Hole Diameter R/M 257.30 mm
- Gasket Supplied Front & Rear
- Outer Fixing Holes 4x 5.5 mm on 317.5 mm PCD
- Depth 154 mm
- Weight 7.6 kg
- Rec Enclosure Volume 25 - 50 Litres
- Shipping Weight 8.2 kg
- Packing Carton Dimensions (W) 330 (D) 330 (H) 170 mm
Materials of Construction
- Former Material Glass Fibre
- Voice Coil Copper
- Magnet Material Ferrite
- Chassis Die-cast Aluminium
- Cone Paper
- Surround/Edge Termination Polyvinyl Damped Dbl. Half Roll Linen
- Dust Dome Paper
- Connectors Push-button Spring Terminals
- Polarity Positive voltage at red terminal causes forward motion of cone
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