Cerwin Vega At40 Specs Fix Jun 2026

Many generic databases list the AT-40 crossover frequency incorrectly, or owners try to bi-amp them using wrong data points. The AT-40 utilizes a unique "Stroker" passive radiator setup. The crossover point between the massive 15-inch woofer and the midrange driver is roughly 500Hz to 600Hz , and then again from the midrange to the tweeter around 3.5kHz - 4kHz .

Here is the definitive look at the AT-40 specifications, where the errors usually lie, and how to "fix" your setup based on the real-world performance of these towers. cerwin vega at40 specs fix