PMC twenty5 21i Bookshelf Speakers Key Features:
- ATL Bass-Loading - Natural, realistic sound and deeper bass from a smaller cabinet
- Laminair Ports - Faster, cleaner bass with less air noise due to reduced turbulent airflow
- Compact Size - Perfect for small to medium sized listening rooms where space matters
- PMC twenty5 Seires stands available separately
- 20 Year Warranty
Product Description:
While the twenty5.21i stands as the most compact model within the latest range, its sound defies its size. Leveraging PMC's Advanced Transmission Line technology, it delivers a remarkable impact akin to larger cabinets. Perfect for compact to medium-sized listening spaces where every inch counts, it ensures detailed bass, lifelike mids, and crisp highs for an immersive musical experience. Whether perched on a stand or nestled on a bookshelf, its versatility in placement shines, making it equally suitable as effects speakers in a captivating sound setup.
ATL Technology
Experience bass that's deeper, clearer, and cleaner with PMC's latest innovation. Enjoy greater detail and a more natural sound reproduction, immersing yourself in a full, rich audio experience at any volume level. Despite its compact size, expect deeper bass thanks to Advanced Transmission Line (ATL) bass-loading technology, renowned worldwide for its ability to deliver PMC's legendary natural and realistic sound. Unlike traditional speaker designs relying on ported or sealed boxes, ATL intelligently and efficiently utilizes energy generated by the bass unit, setting a new standard in audio excellence.
Laminair Ports
PMC's groundbreaking Laminair™ aerodynamic vent revolutionizes audio performance by integrating ATL aerodynamic principles drawn from top-tier engineering realms like Formula 1 and Le Mans racing. This innovative vent ensures an impeccably smooth, laminar airflow at the transmission line's exit, elevating sound quality to unprecedented levels.
ATL designs involve high-speed, high-pressure airflow. By minimizing turbulence and drag at the ATL vent, resistance is reduced, efficiency is enhanced, air noise is eradicated, and bass achieves supreme timing alongside an expansive dynamic range. The fusion of ATL and Laminair technology redefines audio excellence:
- Experience faster, cleaner bass and heightened definition throughout the sound spectrum.
- Turbulence is effectively eliminated, optimizing ATL efficiency.
- Say goodbye to air noise—only pure music resonates.
- Achieve higher maximum output with bass boasting supreme timing and dynamic range.
Specifications:
Available Finishes
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Walnut, Diamond Black, Oak
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Crossover Frequency
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1.7kHz
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Drive Units
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- LF: PMC 5.5”/140mm long-throw g-weave™ cone with cast alloy chassis
- HF: PMC/SEAS®, 19mm twenty5i series, SONOMEX™ fabric soft dome, Ferrofluid cooled, with 34mm surround and dispersion grille
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Effective ATL™ Length
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1.72m 5.6ft
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Frequency Response
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46Hz - 25kHz
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Impedance
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8 Ohm
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Input Connectors
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One pair 4mm binding posts
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Sensitivity
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86.5dB 1W 1m
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Recommended Amp Power
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25 - 150W
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Recommended Drive Unit Torque Settings
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Dimensions and Weight:
Overall - H 340mm 13.4” x W 162mm 6.4” x D 284mm 11.2” incl. binding posts (+9mm grille)
Product Weight - 6kg (13.2 lbs ea.)
Warranty Information:
Warranty - 20 Years