• In-room Frequency Response: 30Hz to 40kHz (+/-3 dB)
• Nominal Impedance: 6 ohms
• Sensitivity: 87dB (2.83V @ 1 meter full-space, 300Hz – 3kHz)
• Recommended amplifier power: 20 – 300 watts
• Floor-standing Tower Loudspeaker
• Piano gloss black, piano gloss white, real black oak veneer finish options
• Dual gold-plated 5-way binding posts
• Dual 2.5” wide-flared rear-firing ports
• Cloth grille with magnetic retention system
• Elastomer screw-in feet – adjustable for level
• Spiked metal screw-in feet included – adjustable for level
• Cabinet Dimensions: 43.9” (H) x 8.58” (W) x 16.69” (D) / 1115mm (H) x 218mm (W) x 424mm (D)
• Overall Dimensions: 44.49” (H) x 8.58” (W) x 16.69” (D) / 1130mm (H) x 218mm (W) x 424mm (D) (includes grille, feet, and
binding posts)
• Shipped Dimensions: 47.8” (H) x 12.2” (W) x 20.5” (D) / 1215mm (H) x 309mm (W) x 520mm (D)
• Weight Packaged: 70.3 pounds / 31.9 kgs
• Weight Unboxed: 59.5 pounds / 27.0 kgs
1” Diamond Coated Tweeter
• FEA-optimized Organic Cell Lattice Diffuser for airy, unveiled highs and pristine clarity
• Cutting-edge vapor-deposition grows a hyper-rigid diamond carbon coating on an aircraft-grade aluminum
dome, pushing high-frequency extension further beyond human hearing, and delivering best-in-class
fidelity, linearity, and transient response
• Silver tinsel for optimal signal transfer and power handling
4.5” Glass Fiber Composite Midrange Drivers
• Composite glass-fiber cone with excellent stiffness/mass ratio for high sensitivity and pistonic behavior
beyond pass-band
• Precision-cast aluminum-alloy baskets ensure precise alignment of critical components and maximize
thermal dissipation
• Vented Kapton voice coil former is exceptionally lightweight for excellent dynamics and transient response
Quad 5.25” Woofers in Force Balanced Array
• Long stroke motor and suspension for high output
• Composite glass-fiber cone with excellent stiffness/mass ratio for high sensitivity and pistonic behavior
beyond pass-band
• Precision-cast aluminum alloy baskets ensure precise alignment of critical components and maximize
thermal dissipation
• Vented aluminum voice coil former to maximize thermal control while minimizing air compression artifacts
at high drive levels
Crossover
• 3-way crossover with premium-grade capacitors, inductors, resistors and heavy-trace printed circuit board
• Tweeter-to-Midrange crossover: 1.8 kHz