Klipsch La Scala AL6: A Fully Horn Loaded Heritage Statement
Few loudspeakers carry the lineage of the Klipsch La Scala AL6. This is one of the most singular expressions of Paul W. Klipsch's founding belief that horn loading is the most efficient and lifelike way to move air. Where many floorstanders use a direct radiating woofer in a sealed or ported box, the La Scala AL6 is a fully horn loaded three way design, meaning every part of the frequency range is delivered through a horn. That single design decision shapes everything you hear from it.
Hand built in Hope, Arkansas, the AL6 continues the Heritage tradition that began in 1946. It is a serious instrument of a loudspeaker, standing 38.5 inches tall and weighing approximately 100 pounds each, dressed in furniture grade Heritage finishes that look at home in a dedicated listening room or a beautifully appointed living space.
The Technology Behind the La Scala AL6
Fully horn loaded, top to bottom
The La Scala AL6 is a three way system in which a 15 inch woofer sits inside a folded bass horn, the midrange is handled by a horn loaded compression driver, and the highs come from a compression driver on a Tractrix horn. Tractrix geometry is central to modern Klipsch design because it controls dispersion smoothly and reduces the distortion that comes from an unnatural wavefront. The result is a coherent, direct presentation with remarkable clarity.
Enormous sensitivity
With a rated sensitivity of 105 dB at 2.83V/1m and a nominal 8 ohm impedance, the La Scala AL6 is extraordinarily easy to drive. This is the defining practical characteristic of a fully horn loaded speaker. A very small amount of power produces a very large amount of sound, and the speaker reveals every nuance of whatever amplifier you place in front of it.
Measured, honest specification
The published frequency response is 51Hz to 20kHz plus or minus 4dB, with crossover points at 490Hz and 4500Hz. That lower boundary reflects the folded bass horn's design goal of speed and dynamic authority rather than the deepest possible extension. Many listeners find the bass so tuneful and quick that they never miss the last octave, and a subwoofer can always be added if you want to reinforce the very bottom.
Sound Character
The La Scala AL6 is about immediacy. Because it is a passive loudspeaker that needs amplification, and because its efficiency is so high, it responds instantly to transients. Drums have snap, brass has bite, and voices sit forward and present in the room. Live recordings feel truly alive, and acoustic music takes on a startling sense of physical presence. This is a loudspeaker that plays effortlessly at any volume, from a whisper to full concert levels, without strain.
Because horn loaded designs are so revealing, the AL6 rewards clean upstream electronics. It will show you exactly what your source and amplifier are doing, which is part of the fun of living with a speaker of this caliber.
Where the La Scala AL6 Sits in the Klipsch Range
The Heritage line offers several ways to enjoy Klipsch horn technology, each with its own design goal. The Klipsch Heresy IV is a compact, stand height Heritage speaker suited to smaller rooms. The Klipsch Forte IV adds a rear firing passive radiator for greater bass reach in a slimmer cabinet, while the Klipsch Cornwall IV steps up to a larger cabinet with a bigger woofer for a fuller, room filling presentation.
The La Scala AL6 takes a different path from these. Rather than a direct radiating woofer, it uses a folded bass horn so that the entire speaker is horn loaded, prioritizing dynamic effortlessness and coherence. Above it in the Heritage hierarchy sit the corner horn Klipschorn AK7 and the Klipsch Jubilee, the latter a horn system with an active DSP crossover and bi-amplification. If you love the fully horn loaded philosophy but do not have the room corners the Klipschorn requires, the La Scala AL6 is the natural place to experience it.
For those exploring Klipsch's higher output Reference line rather than Heritage, the Klipsch RF-7 III offers a different design goal built around Cerametallic drivers and a Tractrix horn tweeter in a more conventional tower format.
Building a System Around the La Scala AL6
Because the La Scala AL6 is passive and highly sensitive, it pairs beautifully with both low wattage tube amplifiers and refined solid state electronics. The high efficiency means you never need brute force, so you can choose an amplifier for its tonal character and build quality rather than sheer wattage.
The Accuphase E-3000 Stereo Integrated Amplifier is a wonderfully composed solid state partner whose refinement suits the speaker's revealing nature. The Luxman L-507Z Integrated Amplifier and its stablemate the Luxman L-505Z Integrated Amplifier both bring a smooth, musical touch that flatters horn speakers, while the Yamaha A-S3200 Integrated Amplifier offers a beautifully engineered classic integrated experience.
If you prefer separates, the Matrix Audio MA-1 Flagship Class AB Power Amplifier or the Parasound JC1+ Monoblock give you effortless headroom and grip, though with a speaker this efficient you are buying that reserve for peace of mind rather than necessity.
For sources, the La Scala AL6 loves a great front end. The Luxman NT-07B Black Centennial Edition is a superb network and digital source, and vinyl lovers will find the Yamaha GT-5000 Turntable an inspired match for the speaker's directness and immediacy.
How It Compares to Other Floorstanders We Carry
If your taste leans toward a more traditional, laid back box loudspeaker presentation, the Spendor D9.2 Floorstanding Speakers pursue a very different design goal built around wide bandwidth and a smooth, room friendly balance. The Gauder Akustik range, including the Arcona 80 MKII SD and the larger Arcona 100 MKII SD, emphasizes precise, high resolution imaging from a slim modern cabinet. None of these is more correct than the others. The La Scala AL6 stands apart for anyone who wants the unmistakable dynamic ease and presence that only a fully horn loaded design delivers.
Come Listen at AEA
All Elite Audio is an authorized Klipsch dealer with a showroom in Timonium, Maryland. Demo units rotate and not every model is always set up, so we invite you to contact AEA to arrange a listen to the Klipsch La Scala AL6 and to help you build the ideal system around it.