The Focal Spectral 40th is a limited-edition, 3-way bass-reflex floorstanding loudspeaker released in 2019 to celebrate the company's 40th anniversary.

It is a modern design that incorporates both traditional Focal know-how and modern technology, inspired by classic 1990s models like the Spectral 913.1, Futura Antea, and Vega.

Key Features and Specifications

Design: The speaker features a "neo-retro" style with high-quality materials, including a rigid, dampened Gamma Structure cabinet with walnut side panels and a black high-gloss lacquered body.
Drivers: It is equipped with four drivers using Focal's iconic K2 Power sandwich cones made of aramid fibers in their trademark yellow color:

Two 7-inch (18cm) K2 woofers.
One 6.5-inch (16.5cm) K2 midrange driver.
One 1.3-inch (34mm) latest-generation 'M'-profile inverted dome K2 tweeter.

Performance:

Frequency Response: 34Hz – 30kHz (±3dB).
Sensitivity: 91dB.
Nominal Impedance: 8 Ohms (minimum 3.1 Ohms).
Recommended Amplifier Power: 40 – 300W.

Sound Quality: Reviewers praised its vibrant, precise, and expressive sound, particularly noting its exceptional midrange clarity and fast, tight, and satisfying bass. The speakers are known for their transparency and ability to "disappear" from the soundstage.