Klipsch Cornwall (1959): The Crown Jewel of American Horn Loudspeakers

The Klipsch Cornwall was first introduced in 1959 by Paul W. Klipsch. It is a flagship horn-loaded model in the Klipsch lineup, and collectors often call the original the "Cornwall I". Efficiency, dynamics and realism were the whole point of the design. The page files it under "other" because of its hybrid design and its historical significance.

A Legacy Forged in Efficiency and Passion

Paul W. Klipsch, known as "PWK," founded Klipsch & Associates in 1946 with one aim: reproduce live music with as much realism and dynamic range as possible. His breakthrough was the Klipschorn (La Scala), introduced in 1946, which used corner-loading and folded horns to get full-range, high-efficiency sound in a home. The Cornwall came a decade later as a more practical, free-space alternative to the corner-horn Klipschorn. It offers similar performance without needing room corners for bass loading.

The 1959 Cornwall was built for audiophiles and music lovers who wanted the impact of live sound in the living room. Most speakers of the time struggled to exceed 85 dB efficiency. The Cornwall has a sensitivity of 98 dB (1W/1m), so a few watts of tube amplifier power will drive it. That made it a favorite of early high-fidelity enthusiasts who liked pairing low-power amplifiers with highly efficient speakers.

Technical Specifications

Specification	Detail
Model Year	1959
Type	3-way, horn-loaded floorstanding speaker
Driver Complement	15" woofer, 2" midrange horn, 1" tweeter horn
Crossover	Passive, 500 Hz / 4.5 kHz
Sensitivity	98 dB (1W/1m)
Nominal Impedance	16 ohms
Frequency Response	45 Hz – 20 kHz
Enclosure Type	Bass-reflex (vented) with horn-loaded midrange and tweeter
Dimensions (H×W×D)	33" × 17" × 14" (83.8 × 43.2 × 35.6 cm)
Weight	Approx. 85 lbs (38.5 kg) per speaker
Finish	Walnut veneer with black baffle
Recommended Amp Power	5–100 watts (excellent with tube amps)

Sound Characteristics and Performance

The 1959 Klipsch Cornwall sounds electrifying. The midrange and tweeter are horn-loaded, and the speaker delivers clarity, speed, and dynamic contrast. Vocals have a strong presence, and singers seem to occupy physical space in the room. Trumpets, saxophones and strings come through with a natural timbre and projection that few non-horn speakers can match.

The 15-inch woofer is not horn-loaded like the upper drivers. It works with a large vented cabinet that gives solid bass extension down to 45 Hz. It is not as deep or controlled as a modern subwoofer, but the bass is fast, punchy and well-integrated, which suits jazz, rock and orchestral music. The crossover is simple by today's standards. It is well executed, minimizes phase distortion and preserves the time coherence that PWK valued.

The Cornwall's effortless dynamics are among its most celebrated traits. With 98 dB sensitivity, it responds instantly to musical transients - drum hits snap, pianos resonate, and crescendos unfold with realism. It pairs well with low-wattage tube amplifiers like those from McIntosh, Fisher, or Marantz, which do well driving high-efficiency loads.

Notable Features and Innovations

The 1959 Cornwall incorporated several engineering innovations that set it apart:

Dual-Horn Design: Unlike most speakers of its era, the Cornwall uses separate horns for the midrange and tweeter. The Tractrix® horn geometry—patented by Klipsch—ensures smooth high-frequency dispersion and reduced distortion.
16-Ohm Nominal Impedance: This was unusually high for the time and allowed the speaker to be driven efficiently by tube amplifiers, which typically had output transformers optimized for higher impedance loads.
Modular Cabinet Construction: Built with robust plywood and finished in elegant walnut veneer, the cabinet was both acoustically inert and visually striking—designed to blend into mid-century living rooms.
Passive Crossover with Minimal Components: The crossover network uses high-quality inductors and capacitors with a relatively shallow slope, preserving signal purity and phase alignment.

The Cornwall was one of the first commercially available speakers to bring theater-like dynamics into the home without massive amplification. That made high-fidelity audio accessible to a broader audience.

Common Issues and Maintenance

A pair of original 1959 Cornwalls comes with maintenance duties. These speakers are now over 60 years old, and several components may need attention:

Woofer Surrounds: The original foam or treated cloth surrounds on the 15" woofers often degrade over time, leading to flapping or loss of bass. Re-coning or professional restoration is recommended.
Midrange Diaphragms: The 2" compression driver can suffer from fatigue or tears in the diaphragm, especially if overdriven. Replacement or repair by a specialist is possible.
Crossover Components: Capacitors may dry out, and inductors can corrode. A full inspection and recapping of the crossover is wise for long-term reliability.
Grille Fabric and Finish: The original black grille cloth may be brittle or discolored. Reproduction grilles are available, and refinishing the cabinet can restore its vintage luster.

Original, unrestored pairs in good condition are rare and highly prized. Many surviving units have been professionally restored, which can preserve performance and extend lifespan.

Current Market Value and Collectibility

The original 1959 Klipsch Cornwall is highly collectible. Unrestored pairs in working condition can fetch $2,500 - $4,000. Fully restored, museum-quality sets often sell for $5,000 or more, especially with original paperwork or rare finishes.

Collectors value the Cornwall for its sound and as a piece of American engineering heritage. Later versions followed: Cornwall II (1966), III (1976), IV (2002), and V (2014). The 1959 original remains the most revered for its purity of design and connection to PWK's original vision.

Conclusion: A Timeless Icon

The 1959 Klipsch Cornwall is a statement of audio philosophy. It favors analog purity, acoustic efficiency, and the belief that music should be felt as much as heard.

Its thunderous dynamics, crystal-clear mids, and effortless high-frequency extension still impress listeners more than six decades after its debut. For vintage audio enthusiasts, the Cornwall represents the pinnacle of American loudspeaker design.

A well-restored pair of 1959 Cornwalls driven by a quality tube amplifier is worth hearing, and it gives you audio history in motion.

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