Name: SB Acoustics SB12PFCR25-4-COAX 4" Coaxial Speaker
Brand: SB Acoustics
SKU: SB12PFCR25-4-COAX
Price: 51.0 USD
Availability: OutOfStock

CURRENTLY UNAVAILABLE

The SB Acoustics SB12PFCR-4-COAX is a 2 way coaxial loudspeaker drive unit featuring a 4" paper composite cone midwoofer with a 1" centre mounted soft dome tweeter.

Crossover designs can be found within the SB Acoustics Technical Notes webpage.

The tweeter is available as a spare part: SB14ST-C000-4 , it can be adapted to repair various other coaxial speakers that feature a 1" pole piece.

Key Features:

Proprietary cone material with natural fibers made in-house.
Soft low damping rubber surround for improved transient response.
Compact large surround dome tweeter.
Non-resonant long life lead wires
Optimized motor system
Vented reinforced polymer chassis

Basic parameters (woofer):

Resonant frequency (fs)	58 Hz	Nominal impedance (Zn)	4 Ω
Mechanical Q factor (Qms)	4.07	DC resistance (Re)	3.1 Ω
Electrical Q factor (Qes)	0.36	Max power handling	30 W
Total Q factor (Qts)	0.33	Sensitivity (2.83V/1m)	87dB
Equivalent volume (Vas)	4.8L	Chassis diameter	122mm

SB Acoustics SB12PFCR25-4-COAX 4" Coaxial Speaker

Key Features:

Basic parameters (woofer):

Here's the full datasheet:

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SB Acoustics SB12PFCR25-4-COAX 4" Coaxial Speaker

Key Features:

Basic parameters (woofer):

Here's the full datasheet:

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