Boston Acoustics 4 1/2" Woofer, Fully Shielded Design with 1" Voice Coil
- Home use, perfect of any Dual Woofer 125 watt speaker project, being fully shielded, they are designed to the highest home theater standards.
- Mobile use, small and shallow, Great for doors, kick panels, etc.... Great for a woofer array to create a sound that surounds your ears.
- With a Sound Pressure Level of 96 dB, these are very healthy little woofers, resulting in a higher volume output with lower wattage
- Clean sound not muddy or muted
- Buy one (1) and you get a pair of woofers
Specifications
- 1" or 25mm voice coil
- 4 ohms
- SPL 96dB at 1 watt at 1 meter
- Response 55Hz to 7KHz.
- Magnet type standard Ferrite
- 60 watts free air power rating
- Fs = 69.31 Hz.
- Qms = 3.803
- Vas = 7.89 liters ( 0.279 cf. )
- n(0) = 0/65%
- Mma = 6.17 grams
- Re = 1.64 Ohms
- Qes = 0.386
- SPL = 95.74 dB @ 1W/1m
- Cms = 0.85 mm/N
- Zmax = 17.79 Ohms
- Qts = 0.350
- Le = 0.12mH
- BL = 3.38
Mounting
- 4.5" square mounting flange
- 4" mounting hole
- 2.5" mounting depth
- Four 3/16" screw holes, 3.34" center to center on the flange, or 4.725" center to center on the diagonal
Misc. Information
- Shipping weight is 5 pound
- Condition is new unused bulk factory packaged (NOS)
- You can wire the pair in series to get a common 8 ohms for Home Applications
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