SB Acoustics SB16PFCR25-4 Paper Bass-midwoofer

The SB Acoustics SB16PFCR25-4-COAX is a 2-way coaxial loudspeaker drive unit featuring a 6" paper composite cone midwoofer with a 1" center-mounted soft dome tweeter. The vented reinforced plastic chassis and proprietary cone material with natural fibers made in-house provide a soft low damping rubber surround for improved transient response. The optimized motor system and vented coil former for low compression ensure non-resonant long life lead wires.

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Highlights

Vented reinforced plastic chassis

Proprietary cone material with natural fibers made in-house

Soft low damping rubber surround for improved transient response

Optimized motor system

Non-resonant long life lead wires

Compact large surround dome tweeter

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Product details

The SB Acoustics SB16PFCR25-4-COAX is a 6-inch coaxial speaker that features a proprietary cone material with natural fibers made in-house, a soft low damping rubber surround for improved transient response, an optimized motor system, non-resonant long life lead wires, and a compact large surround dome tweeter. It has a nominal impedance of 4 ohms, a frequency response of 36-20,000 Hz, a sensitivity of 90 dB, and a rated power handling of 40 watts.

The cone material is lightweight and rigid, which provides good linearity and transient response. And its surround provides a smooth and controlled response, which helps to improve the overall sound quality. The motor system provides good power handling and efficiency.

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Specifications

• Article number SB16PFCR25-4-COAX
• EAN 8785256848133
• Woofer Series SB Acoustics PFC Paper series
• Nominal Diameter 176 mm
• Power Handling (RMS) 40 Watt. tweeter 10 watt
• Impedance (Z) 4 Ohm
• Sensitivity (SPL at 1m / 2.83V) 90 dB
• Frequency Response 36-20,000 Hz
• Voice Coil Diameter 25.4 mm
• DC Resistance (Re) 3.2 Ohm
• Voice Coil Inductance (Le) 0.31mH
• Resonant Frequency (Fs) W: 36 Hz T: 1300 Hz
• Mechanical Q (Qms) 2.6
• Electromagnetic Q (Qes) 0.35
• Total Q (Qts) 0.31
• Diaphragm Mass Inc. Airload (Mms) 12.5 g
• Mechanical Compliance of Suspension (Cms) 1.56 mm/N
• Surface Area of Cone (Sd) 119 cm 2
• BL Product (BL) 5.1 Tm
• Compliance Equivalent Volume (Vas) 31.3 liters
• Maximum Linear Excursion (Xmax) 9.3 mm
• Driver's Mechanical Losses (Rms) 1.1 kg/s
• Basket / Frame Material Vented reinforced plastic chassis
• Overall Outside Diameter 176 mm
• Overall Depth 88.3 mm
• Baffle Cutout Diameter 144.5 mm
• # Mounting Holes 4

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