Frequency Response / Acoustic Data: 

• Rated bandwidth: 30 Hz-25 kHz (±3 dB) 
• Nominal impedance: 8 ohms. 

• Sensitivity: 87 dB (2.83V @ 1 meter full-space, 300-3kHz) 
• Recommended amplifier power: 20-250 watts. 

Speaker Specs: 

• Floor Standing Tower Loudspeaker
• Black ash and piano gloss black finish options
• Single set of 5-way binding posts
• Dual 1.7” wide-flared rear-firing ports
• Cloth grille with pin/cup retention system
• Elastomer stick-on bumper feet (adds 3mm to height)

• Spiked metal screw-in feet included - adjustable for level
• Cabinet Dimensions: 36" (H) X 8" (W) X 11.1" (D)
• Overall Dimensions: 36.6" (H) X 8" (W) X 11.6" (D) (includes grille and feet)
• Shipped Dimensions: 41.3" (H) X 14.1" (W) X 17.3" (D)
• Weight: 40.1 pounds
• Shipped Weight: 46.3 pounds

Driver Specs: 

1” Aluminum Dome Tweeter: 

• FEA-optimized diffuser for airy and unveiled presentation
• Aluminum dome for exceptional transient response

4.5” Midrange Driver: 

• Polypropylene cone for excellent stiffness/mass ratio and pistonic behavior
• Aluminum shorting ring to reduce gap inductance, lower distortion, and enhance high frequency response
• Cast ABS-fiberglass composite basket ensures precision component alignment and excellent thermal transfer
• Vented voice coil former minimizes air compression artifacts

Dual 6.5” Woofers: 

• Long stroke motor and suspension for high output
• Polypropylene cone for excellent stiffness/mass ratio and pistonic behavior
• Aluminum shorting ring to reduce gap inductance, lower distortion, and enhance high frequency response
• Cast ABS-fiberglass composite basket ensures precision component alignment and excellent thermal transfer
• Vented voice coil former minimizes air compression artifacts

Crossover & Cabinet Specs: 

Crossover: 

• 3.5-way crossover with premium-grade capacitors, air-core inductors and heavy-trace printed circuit boards.
• Tapered woofer array optimizes the transition to the midrange driver and reduces vertical axis lobing
• Midrange-to-tweeter crossover: 2.1 kHz (12 dB/octave slopes)
• Top woofer (Combined Woofer) to midrange crossover frequency: 350 Hz (12 dB/octave slopes).
• Bottom woofer low pass frequency: 165 Hz (customized filter Q and slope)

Cabinet: 

• Separate sealed midrange enclosure shifts standing waves beyond the driver pass band, improving sound quality
• Separate woofer enclosures with optimized port tuning frequencies for smooth and accurate bass response
• Acoustically transparent and FEA optimized grilles minimize diffraction
• Chamfered front baffle and flush-mounted drivers reduce edge diffraction and improved on-axis high frequency response
• FEA-optimized cabinet and bracing eliminates resonances

‍