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4FE44 { 4" - 40 W - 97 dB - 8 Ohm }
Available Impedance: 8 Ohm
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Nominal Specifications
Nominal Diameter 100 mm (4 in)
Overall Diameter 129.85/100.5 mm (5.11/3.96 in)
Bolt Circle Diameter 115.26 mm (4.54 in)
Baffle Cutout Diameter 91.5 mm (3.60 in)
Depth 54.1 mm (2.13 in)
Flange and Gasket Thickness 7.2 mm (0.28 in)
Net Weight 410 g (0.9 lb)
Shipping Box
(Single Carton Box - 8 units)		 225 x 225 x 150 mm
(8.9 x 8.9 x 5.9 in)
Shipping Weight (8 units) 3.7 kg (8.2 lb)


Technical Parameters
Nominal Impedance 8 Ohm
Minimum Impedance 7.2 Ohm
AES Power Handling (1) 40 W
Maximum Power Handling (2) 80 W
Sensitivity (1W/1m) 97 dB
Frequency Range 200÷8000 Hz
Voice Coil Diameter 25 mm (0.98 in)
Winding Material Cu
Former Material Kapton
Winding Depth 5 mm (0.20 in)
Magnetic Gap Depth 5 mm (0.20 in)
Flux Density 1.7 T
Magnet Neodymium Ring
Basket Material Steel
Demodulation No
Cone Surround (3) M-Roll
NET Air Volume filled by Loudspeaker 0.150 dm^3 (0.005 ft^3)
Spider Profile 1x constant height waves
Thiele and small parameters
Fs 150 Hz
Re 4.7 Ohm
Qes 0.35
Qms 5.23
Qts 0.33
Vas 1.1 dm^3 (0.04 ft^3)
Sd 51.5 cm^2 (7.98 in^2)
Xmax (4) 1.67 mm
Xdamage (5) 5.1 mm
Mms 3.9 g
Bl 7.2 N/A
Le 0.16 mH
Mmd 3.5 g
Cms 0.29 mm/N
Rms 0.7 kg/s
Eta Zero 1.05 %
EBP 429 Hz


PART NUMBER (P/N)
Faston Terminals - 8 Ohm Version 01004414



Notes:
(1) 2 Hours Test According to AES 2-1984 Rev. 2003
(2) Maximum power is defined as 3dB greater than nominal power.
(3) Treated Polycotton
(4) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
(5) Maximum excursion before permanent damage
Quick acoustic specs
Nominal Impedance 8 Ohm
Minimum Impedance 7.2 Ohm
AES Power Handling (1) 40 W
Sensitivity (1W/1m) 97 dB
Frequency Range 200÷8000 Hz
Flux Density 1.7 T
Magnet Neodymium Ring
Demodulation No
Cone Surround (2) M-Roll
Fs 150 Hz
Re 4.7 Ohm
Qes 0.35
Qms 5.23
Qts 0.33
Vas 1.1 dm^3 (0.04 ft^3)
Sd 51.5 cm^2 (7.98 in^2)
Xmax (3) 1.67 mm
Xdamage (4) 5.1 mm
Mms 3.9 g
Bl 7.2 N/A
Le 0.16 mH
Mmd 3.5 g
Cms 0.29 mm/N
Rms 0.7 kg/s
Eta Zero 1.05 %
EBP 429 Hz



Note:
(1) 2 Hours Test According to AES 2-1984 Rev. 2003
(2) Treated Polycotton
(3) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
(4) Maximum excursion before permanent damage
Quick mechanical specs
Nominal Diameter 100 mm (4 in)
Overall Diameter 129.85/100.5 mm (5.11/3.96 in)
Bolt Circle Diameter 115.26 mm (4.54 in)
Baffle Cutout Diameter 91.5 mm (3.60 in)
Depth 54.1 mm (2.13 in)
Flange and Gasket Thickness 7.2 mm (0.28 in)
Net Weight 410 g (0.9 lb)
Shipping Box
(Single Carton Box - 8 units)		 225 x 225 x 150 mm
(8.9 x 8.9 x 5.9 in)
Shipping Weight (8 units) 3.7 kg (8.2 lb)