Alpha T20 Tower

The Alpha T20 Tower Speaker is the pinnacle of the Alpha Series, delivering a blend of exquisite performance and stylish design. It's designed to fill any room with lush, full-bodied sound. Enjoy an immersive listening journey with smooth transitions, impactful bass and unmatched clarity.

Lifelike acoustics

Delivering consistently organic, natural sound, the Alpha T20 extends its high-frequency response past any of the other speakers in the Alpha Series by using a ¾” black anodized aluminum dome tweeter. It also minimizes distortion, creating a lush soundstage filled with intricate details. With the tweeters' ferrofluid cooling and neodymium magnets, the Alpha T20 maintains consistent performance, preventing overheating and achieving higher sensitivity for better sound quality and efficiency.

Remarkable bass response

Experience exceptional audio performance with the Alpha T20 Tower Speakers. At the peak of the Alpha series, they feature exclusive dual 5¼” (133mm) woofers with dual-layer voice coils, ensuring remarkable low-frequency response and efficiency. The specially textured polypropylene cone minimizes distortion and breakup, while precise crossover matching creates a seamless transition between high and low frequencies. The rear-firing port further enhances the bass, delivering rich, extended lows for a truly immersive listening experience.

A pair of Alpha T20 tower speakers against a white brick wall

An Alpha T20 speaker shown as part of a home theatre system

For a smooth, nuanced listening experience

The Alpha T20 boasts a meticulously crafted crossover design that creates a captivating listening experience. Its innovative Acoustic Linkwitz-Riley filter ensures precise control over audio frequencies, resulting in a tight and flat frequency response. It eliminates distortion, creating an extensive and detailed soundstage for a captivating audio journey. With this advanced crossover, you'll hear every nuance and detail in your music, allowing you to sink into your listening sessions.

Precision engineering and stylish design

Exquisitely crafted with meticulous attention to detail, the Alpha T20 is a masterpiece. Using specially designed MDF material, precisely tuned wall thickness, and strategic bracing, it masterfully controls resonances and eliminates standing waves. Its high-quality woodgrain vinyl finish enhances your decor and complements other warm design elements. Furthermore, the acoustically transparent magnetic grilles maintain sonic clarity while adding an elegant touch. The Alpha T20s make a bold statement without overwhelming your space.

Overhead three-quarter view of an Alpha T20 tower speaker on a sandy beach

Specifications

More Information

Frequency Response

On Axis @ 0° ±3dB	36 - 21,000Hz
On Axis @ 0° ±1 1/2dB	54 - 20,000Hz
Off Axis @ 30° ±1 1/2dB	54 - 10,000Hz
LF Cutoff -10dB	28Hz

Sensitivity

Anechoic Chamber	88dB
Listening Room	90dB

Impedance

Nominal	8 Ohms
Minimum	6 Ohms

Input Power

Recommended	15 - 120 Watts
Program	60 Watts

Acoustic Design

Tweeter (Nominal)	3/4” (19mm) Black Anodized Aluminium Dome with Ferrofluid and Neodymium Magnet
Woofer (Nominal)	2 x 5 1/4” (133mm) Textured Polypropylene Cone with Rubber Surround
Crossover	2,500Hz, L4
Internal Volume	0.95 cu ft (27.0L)
Design Type	Tuned Port Bass Reflex 2 1/2” (63.5mm) Rear Port

Dimensions / Weights / Finish

Size (W x H x D)	6 3/4” x 32 1/2” x 9 3/8” * (170 x 825 x 243mm)
Weight	26.15lb (11.9kg)/each 62.7lb (28.5kg)/pr
Finish**	Black Ash Walnut
Notes	* Non-metric measurements are approximate. ** Some finishes may not be available in all models and/or all countries. All specifications are subject to change without notice.