KLH Model 3

A modern bookshelf speaker continuing KLH’s acoustic suspension legacy

Overview

The KLH Model 3 is a stand-mounted bookshelf speaker that continues the brand’s long-standing commitment to acoustic suspension design. As the second in line in the KLH Model Collection, it carries forward a legacy of accurate, audiophile-grade sound reproduction rooted in the principles pioneered by Henry Kloss and his collaborators. While specific technical details are limited in available documentation, the Model 3 is recognized as a contemporary expression of KLH’s classic engineering philosophy, designed for listeners who value balanced performance and historical continuity in high-fidelity audio.

Specifications

Product type	stand-mounted bookshelf speaker
Dimensions (H×W×D)	482×311×267 mm
Frequency response	46 Hz – 20 kHz
Crossover frequency	1.6 kHz (2nd-order)
Power handling	150 W continuous, 600 W peak
In-room sensitivity	88 dB @ 2.83V / 1m
Free-field sensitivity	85 dB @ 2.83V / 1m
Low frequency extension	-10 dB @ 35 Hz
Price (per pair)	$1799.98–$1998 (varies by finish and source)

Design

The KLH Model 3 features a two-way acoustic suspension design, preserving the core technology that defined KLH’s original speakers. This sealed-box system provides tight, controlled bass response and improved transient accuracy, staying true to the acoustic principles developed in the 1950s. The speaker’s construction emphasizes sonic neutrality and warmth, aligning with KLH’s heritage of natural sound reproduction.

Context

Positioned as the second model in the KLH Model Collection, the Model 3 reflects a modern revival of the brand’s classic audio philosophy. It honors the original KLH designs built in Cambridge, maintaining the acoustic suspension principle that first distinguished the company in the high-fidelity market.

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