Dayton Audio Reference RS180P

Discover the Reference RS180P, a 6.5" (16.5cm) mid-woofer from Dayton Audio. As part of the renowned Dayton Audio Reference series, this mid-woofer combines the lowest distortion with an exceptionally smooth frequency response thanks to its proprietary blend for the paper cone. The RS180P meets all requirements, whether as a woofer, midrange or dedicated midrange driver, and is characterized by its low-distortion motor, 6-hole cast frame and solid aluminum phase plug. Its three-part paper composite cone with paper, Kevlar and glass fibers offers the perfect balance between excellent detail and natural sound.

• Similar cosmetic and construction features as the original Reference series with low-distortion motor, 6-hole cast frame, rubber surround and solid aluminum phase plug
• Perfect as a woofer, midrange or dedicated midrange
• Three-part paper composite membrane with paper, Kevlar and glass fibers
• 6 mm Xmax and 88.2 dB sensitivity

The performance of Dayton Audio's original, groundbreaking Reference Series, now with a paper cone! The Reference Series paper drivers use a specially developed paper cone that combines natural pulp and synthetic Kevlar® - and glass fibers to create an advanced nonwoven fiber composite that offers the perfect combination of excellent detail and soft, natural sound character as well as a distinctive, sophisticated appearance.

• 6.5" (16.5cm) woofer
• Power handling: 60 watts RMS
• Max load capacity: 90 watts
• Impedance (Z): 4 Ohm
• Sensitivity: 90.8 dB @ 2.83V/1m
• Frequency response: 35 - 8,000 Hz
• Voice coil diameter: 38.5 mm
• DC resistance (Re): 3.1 Ohm
• Voice coil induction (Le): 0.47 mH @ 1 kHz
• Resonance frequency (Fs): 37.7 Hz
• Mechanical quality (Qms): 1.98
• Electrical value (Qes) : 0.48
• Overall quality (Qts): 0.39
• Moving mass (mms): 14.8g
• Suspension compliance (Cms) : 1.21 mm/N
• Membrane area (Sd): 126.7 cm²
• Displacement volume (Vd): 76.02 cm³
• Power factor (BL): 4.67 tm
• Equivalent volume (Vas): 27.3 liters
• Maximum deflection (Xmax): 6 mm
• Cone/membrane material: paper/Kevlar cone
• Bead material: rubber
• Basket/frame material: cast aluminum
• Magnetic material: Ferrite
• Outer diameter: 180.5 mm
• Total depth: 81 mm
• Diameter of the cutout: 146 mm
• Mounting holes: 6
• Closed volume: 7.64 liters
• Closed F3: 78 Hz
• Bass reflex volume: 18.12 liters
• Bass reflex F3: 42 Hz

• 6.5" (16.5cm) woofer
• Power handling: 60 watts RMS
• Max load capacity: 90 watts
• Impedance (Z): 8 Ohm
• Sensitivity: 89.8 dB @ 2.83V/1m
• Frequency response: 45 - 8,000 Hz
• Voice coil diameter: 38.5 mm
• DC resistance (Re): 6.3 Ohm
• Voice coil induction (Le): 0.84 mH @ 1 kHz
• Resonance frequency (Fs): 45.8 Hz
• Mechanical quality (Qms): 1.49
• Electrical value (Qes) : 0.44
• Overall quality (Qts): 0.34
• Moving mass (mms): 12.4g
• Suspension compliance (Cms) : 0.98 mm/N
• Membrane area (Sd): 126.7 cm²
• Displacement volume (Vd): 76.0 cm³
• Power factor (BL): 7.16 tm
• Equivalent volume (Vas): 22 liters
• Maximum deflection (Xmax): 6 mm
• Cone/membrane material: paper/Kevlar cone
• Bead material: rubber
• Basket/frame material: cast aluminum
• Magnetic material: Ferrite
• Outer diameter: 180.5 mm
• Total depth: 81 mm
• Diameter of the cutout: 146 mm
• Mounting holes: 6
• Closed volume: 3.96 liters
• Closed F3: 120 Hz
• Bass reflex volume: 7.92 liters
• Bass reflex F3: 74 Hz