Fountek - FW146 - 5-1/4" Aluminum Midwoofer Speaker

Overview:

Fountek’s FW146 is a robust 5-1/4" midbass driver that features an attractive aluminum cone (and phase plug), a high-strength cast-aluminum frame, and an optimized motor structure for low distortion and excellent detail.

Product Highlights:

• Elegant satin anodized-aluminum cone with phase plug

• Long-throw voice coil for dynamic bass

• Linear response up to 5,000 Hz for easy integration with tweeters

Product Description:

Fountek midbass drivers offer exceptional value with premium features like aluminum cones and phase plugs, robust cast frames, and optimized low-distortion motors.  They’re the perfect choice for use in high-end loudspeaker systems, paired with premium-quality tweeters like Fountek’s own ribbon units.

The FW146 5-1/4” midwoofer is the perfect choice for compact mini-monitor speaker projects, or as a midrange in a three-way configuration together with a dedicated woofer. The aluminum cone and phase plug feature a discreet, stylish satin anodized finish, and the cast frame adds structural rigidity to the driver.

Product Specifications: 

• Nominal Diameter          : 5-1/4"

• Power Handling (RMS)  : 35 watts

• Power Handling (max)   : 70 watts

• Impedance                     : 8 ohms

• Sensitivity                       : 86.1 dB 1W/1m

• Frequency Response     : 45 to 4,000 Hz

• Voice Coil Diameter        : 1.02"

Thiele-Small Parameters:

• DC Resistance (Re)                                         : 6 ohms

• Resonant Frequency (Fs)                                : 50 Hz

• Mechanical Q (Qms)                                        : 3.51

• Electromagnetic Q (Qes)                                  : 0.46

• Total Q (Qts)                                                     : 0.4

• Surface Area Of Cone (Sd)                              : 77.61 cm²

• Compliance Equivalent Volume (Vas)              : 0.35 ft.³

• Maximum Linear Excursion (Xmax)                 : 3.6 mm

• Diaphragm Mass Inc. Airload (Mms)                : 8.94g

• BL Product (BL)                                                : 6.07 Tm

• Mechanical Compliance of Suspension (Cms) : 1.14 mm/N

Materials of Construction :   

• Cone Material                     :  Aluminum 

• Surround Material               : Rubber

• Voice Coil Wire Material      : Copper

• Voice Coil Former                : Aluminum

• Magnet Material                   : Ferrite

• Basket / Frame Material       : Cast Aluminum

Mounting Information:

• Overall Outside Diameter       : 5.73"

• Baffle Cutout Diameter           : 4.53"

• Depth                                      : 2.7"

• Mounting Holes                       : 4

• Bolt Circle Diameter              : 5.35" 

Optimum Cabinet Size  (determined using BassBox 6 Pro High Fidelity suggestion):

• Sealed Volume                      : 0.12 ft.³

• Sealed F3                             : 98 Hz

• Vented Volume                      : 0.29 ft.³

• Vented F3                              : 52 Hz

Fountek FW146 Specifications Please Click here

Fountek Manufacturer Warranty: 6 Months from date of purschase for manufacturer defect.

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