Cerwin Vega At40 Specs [patched]

Before we dive into the datasheet, context matters. The "AT" series stood for "Acoustically Tuned." This was Cerwin Vega’s mid-to-late 80s attempt to compete with brands like JBL, Klipsch, and Infinity in the "high-end consumer" space. Unlike the brutally simple CV speakers of the 70s, the AT series featured:

| Specification | Detail | | --- | --- | | | 3-way, bookshelf / stand-mount monitor, bass reflex | | Woofer | 8" (203mm) cast polymer frame, high-excursion, butyl rubber surround | | Midrange | 4" (100mm) treated paper cone with sealed back chamber | | Tweeter | 1" (25mm) soft dome ferrite magnet (some variants had a phenolic ring radiator) | | Frequency Response | 45 Hz – 20 kHz (± 3 dB) | | Sensitivity | 91 dB (1W/1m) | | Nominal Impedance | 8 ohms (minimum 5.2 ohms @ 120 Hz) | | Power Handling (RMS) | 75 watts | | Power Handling (Peak) | 150 watts | | Crossover Frequencies | 600 Hz and 4,500 Hz | | Enclosure Tuning | 45 Hz (ported, rear-firing slot port) | | Dimensions (H x W x D) | 19.25" x 11.25" x 9.5" (489 x 286 x 241 mm) | | Weight (per speaker) | 28 lbs (12.7 kg) | | MSRP (1990) | $400/pair | cerwin vega at40 specs

| Specification | Detail | | :--- | :--- | | | 3-Way, Bass Reflex (Rear Ported) | | Warranty (Original) | 5 Years (Drivers) | | Production Era | 1988 – 1993 (approx.) | | Country of Origin | USA (Assembled in California) | Before we dive into the datasheet, context matters

The AT-40 features a bass-reflex (ported) enclosure designed for deep low-end impact. Specification 30 Hz – 22 kHz Power Handling 125 Watts (RMS/Continuous) Sensitivity 95 dB (1W/1m) Nominal Impedance Crossover Frequencies 400 Hz and 3,000 Hz Protection Self-resetting PTC (Positive Temperature Coefficient) Driver Configuration Specification 30 Hz – 22 kHz Power Handling