Cerwin Vega At40 Specs ((full)) -
The 10-inch woofer is the heart of the system. Its large surface area and the compliant, long-throw capabilities enabled by the foam surround allow it to move significant amounts of air, resulting in the powerful, chest-thumping bass that Cerwin-Vega is famous for. The foam surround isn't just for show; it's a key part of the driver's suspension and contributes directly to the speaker's high sensitivity.
While official documentation from the late 80s can sometimes be difficult to find, the verified technical specifications for the Cerwin-Vega AT-40 floorstanding loudspeakers are as follows: Technical Metric Specification Value 3-Way Bass Reflex (Ported Floorstanding) Woofer Size 10-inch (with classic red polymer/foam surround) Midrange Size 5-inch cone Tweeter Type 1-inch Micro-cell Polymer Dome Frequency Response 38 Hz – 20,000 Hz Power Handling (Min/Max) 5 Watts Minimum / 150 Watts RMS Maximum Sensitivity (1W/1m) Nominal Impedance Crossover Frequencies 400 Hz / 3,000 Hz Cabinet Enclosure Bass reflex, rear-ported Controls High-frequency and Mid-frequency level adjustments Protection Internal fuse protection for the tweeter Dimensions (H x W x D) Approx. 28.5" x 12.5" x 11.5" (72.4 cm x 31.7 cm x 29.2 cm) Weight Approx. 40 lbs (18.1 kg) each Key Design and Component Highlights
High-frequency driver with internal protection circuitry. Performance Review & Sound Profile
The Cerwin Vega AT-40 is proof that the company could do more than just "party speakers." With its robust 8" woofer, dedicated midrange, and unexpectedly smooth dome tweeter, the AT-40 delivers 85% of the pedigree of a JBL 4408 at 40% of the cost. cerwin vega at40 specs
10-inch (ATW10) Woofer with cast or stamped steel frame and red foam surround
The AT-40 is a large speaker, reflecting its no-compromise approach to moving air. Dimensions are approximately:
The Cerwin-Vega AT40 boasts a sturdy, MDF cabinet with a textured vinyl finish. The speaker's design is both functional and aesthetically pleasing, with a clean, minimalist look that fits well in any home or studio setting. The drivers are carefully mounted to minimize resonance and ensure optimal performance. The 10-inch woofer is the heart of the system
PTC (Positive Temperature Coefficient) or High-frequency circuit breaker Key Design and Features Driver Configuration:
: Interestingly, for the European market, many AT series cabinets were constructed under license at the famous Dali factory in Denmark using original American drivers and crossovers. This hybrid build often resulted in a slightly tighter, more rigid cabinet construction than their pure-American counterparts. Restoring and Maintaining Vintage AT-40 Speakers Because the Cerwin-Vega AT-40
One of the best features of the AT-40 is the inclusion of adjustable high-frequency and mid-frequency potentiometers (dials) on the rear terminal plate. These dials allow you to manually boost or cut the output of the tweeter and midrange driver to match your room acoustics or personal taste. Additionally, these speakers feature built-in circuit breaker protection to safeguard the delicate drivers from accidental power surges or amplifier clipping. Sound Signature and Performance Extreme Efficiency (97 dB Sensitivity) While official documentation from the late 80s can
5-inch cone driver optimized for vocal clarity and midrange presence.
With a 125-watt nominal handling (and peak handling higher), they can be played at high volumes for long periods without issue.
Given the specs (94dB sensitivity, 8 ohms nominal, 125W peak), here is the ideal power matching:
