Cerwin Vega At-40 Specs -

: The series is recognized for its high-quality wooden enclosures and high-output capability. Efficiency : With a sensitivity of

If you're hunting for a speaker that prioritizes "loud and proud" over clinical precision, the is a vintage heavy-hitter that belongs on your radar. Part of the legendary AT (Residential Audio) series released in the mid-to-late 1980s, these speakers were designed to bring the energy of a live concert into your living room.

As part of the AT (Acoustic Transformer) series, these speakers were engineered to mimic the high-output characteristics of arena PA systems while maintaining a residential form factor.

To extend the low-frequency response even deeper without port noise, the AT-40 utilizes a rear-firing passive radiator. This auxiliary bass radiator reinforces the bottom end, adding weight and impact to action movies and bass-heavy music tracks. cerwin vega at-40 specs

4-inch to 5-inch cone midrange driver for vocal clarity.

97 dB (1 Watt @ 1 Meter), making them very efficient and easy to drive with low-power amplifiers. Nominal Impedance: 6 Ohms. Crossover Frequencies: 400 Hz and 3,000 Hz. Driver Components

Looking at the in 2025, they tell a story of a speaker that was ahead of its time in efficiency but rooted in classic, dynamic sound. Modern $500 speakers may have flatter frequency response, but none will produce that chest-thumping 38 Hz bass with only 10 watts of power. : The series is recognized for its high-quality

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3-way floor-standing acoustic suspension / bass reflex hybrid (rear-ported)

Before diving into the raw data, it is important to understand where the AT-40 fits in Cerwin Vega’s history. The AT (Audio Technology) series emerged in the late 1980s and early 1990s as a bridge between the ultra-efficient "D" series and more refined, home-theater-friendly designs. The AT-40 represents the smaller tower in that series, designed for medium to large rooms where deep bass and high output are priorities, but floor space is somewhat limited. As part of the AT (Acoustic Transformer) series,

Understanding the numbers is one thing. Knowing how they affect your listening experience is another.

The complete specifications, performance capabilities, and design architecture of the Cerwin-Vega AT-40 provide a detailed look at what makes this speaker unique. Technical Specifications