Cerwin Vega At-40 Specs -

10-inch or 12-inch high-excursion driver with the signature red/orange foam surround. Midrange: 5-inch cone. Tweeter: 1-inch phenolic dome or horn-loaded tweeter.

Have a pair of AT-40s? Check your serial numbers—early production runs used a cloth surround before switching to foam. Those are rare and require no maintenance!

A 10-inch woofer in a relatively small tower (26 inches tall) is a tight squeeze. However, the front-firing slot port allows the AT-40 to defy physics. The 38 Hz low-end extension is remarkable for a speaker of this era and size.

If you are considering purchasing a pair of vintage Cerwin Vega AT-40s or already own them, here are a few important things to keep in mind: cerwin vega at-40 specs

is a "vintage" speaker, it remains highly sought after on the used market. Here is why:

The AT-40 utilizes a three-way driver arrangement designed for impactful low end and clear highs: 10-inch (ATW10) low-frequency driver.

: Its 95 dB sensitivity allows it to produce high sound pressure levels (SPL) even when powered by relatively modest amplifiers. 10-inch or 12-inch high-excursion driver with the signature

These speakers are a fantastic choice if you value a lively, fun, and impactful sound for movies and high-energy music. However, they may not be the best fit if you require a neutral reference monitor for critical listening.

The cabinet utilizes a wide-baffle, wood-grain vinyl veneer finish that matches the aesthetic of late-80s home stereo systems. It is constructed to minimize cabinet coloration and vibrations, keeping the focus entirely on raw acoustic output. Key Acoustic Characteristics and Performance Advantages 1. High Sensitivity (95 dB)

Here is the detailed breakdown of the manufacturer's specifications. Note: Cerwin Vega published minor variations over the production run (approx. 1988–1993). The specs below represent the most common, canonical data set. Have a pair of AT-40s

: Like many vintage Cerwin Vegas, the original foam surrounds on the woofers are prone to "foam rot" over time and frequently require re-foaming to maintain bass performance. Cerwin Vega AT Series

The centerpiece of the AT-40 is its 10-inch low-frequency transducer. Built with a rugged frame and a lightweight, rigid blended cone, it allows for high-velocity linear movement. The iconic red foam surround is not just for show; it provides high compliance, allowing the woofer to drop to a deep effortlessly. Because the cabinet uses a tuned bass-reflex design, air moves efficiently out of the port to reinforce subterranean rumble without straining your amplifier. 2. The Midrange and High-Frequency Assembly