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Quadraspire Q4 Evo HiFi Racks
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What you place your HiFi on will affect its performance. Placing your HiFi on a Quadraspire performance HiFi rack will help reduce resonance, lower the noise floor, and open the soundstage to make your HiFi sound even better.
The Q4 Evo is the rack that started Quadraspire — designed in 1995, refined steadily ever since. It is the company's entry tier and remains the foundation of the line: solid bamboo-ply shelves on 32mm (1.26") curved aluminum columns, machined and chamfered to suppress vibration and avoid the parallel surfaces that encourage resonance. Each shelf supports up to 80kg (176 lb). Available in 2-5 shelf configurations.
Solid Bamboo Ply
Some shelf materials, like glass, resonate and can distort the sound of your system. As a result of extensive testing, Quadraspire uses solid bamboo ply that suppresses vibrations and is also carbon neutral. Available bamboo finishes: Natural, Dark, Cherry, and Black.
Solid Aluminum Columns
Steel tube can resonate and distort sound. Aluminum has much less resonance, so Quadraspire uses it for all columns and feet — solid, not tubular, to dissipate energy quickly. The Q4 Evo's 32mm (1.26") SV columns are available in Black or Matt Silver, in heights of 100mm (3.94"), 140mm (5.51"), 180mm (7.09"), 216mm (8.50"), 256mm (10.08"), and 326mm (12.83").
Designed to Avoid Parallel Lines
Parallel lines on rectangular shelves encourage resonance which can distort sound. Where possible, Quadraspire avoids parallel lines in the same way as most musical instrument designs — curved columns, chamfered shelf edges, intricate machining at every contact point.
Footer Options
The Q4 Evo can be specified with spikes, flat feet, or castors, with an optional bronze upgrade for the feet — bronze and brass dissipate vibration in the same way they ring well in musical instruments.
Each rack is built to order. The shelf count is selected at purchase below; the wood finish, column color, footer style, and column height are configured through Quadraspire's Build-and-Price tool, or by speaking with us directly. For deeper-shelf components, see the Q4L Evo. Designed and built in England by Quadraspire, since 1995.