| Specification | Detail | | :--- | :--- | | | 3-Way, Bass Reflex (Rear Ported) | | Tweeter | 1-inch (25mm) Polycarbonate dome with Ferrofluid cooling | | Midrange | 4.5-inch (114mm) Polymer-coated paper cone | | Woofer | 10-inch (254mm) Treated Paper cone with Stitched Foam Surround | | Impedance | 8 Ohms (nominal) | | Sensitivity | 97 dB (1W/1m) – Very High | | Power Handling | 20 – 200 Watts RMS (peak: 300W) | | Frequency Response | 32 Hz – 20 kHz (±3 dB) | | Crossover Frequencies | 200 Hz / 3 kHz | | Crossover Type | Linkwitz-Riley (2nd order electro-acoustic) | | Terminals | Bi-wire / Bi-amp capable (5-way binding posts) |
The AT-40 is engineered as a high-performance, passive full-range speaker. Its primary technical details include: 30 Hz to 22 kHz. Power Handling: 125 Watts (RMS). Sensitivity: 95 dB (measured at 1 Watt @ 1 Meter). Nominal Impedance: 6 Ohms. Crossover Points: 400 Hz and 3000 Hz. cerwin vega at-40 specs
Basic specifications (what to expect)
One of the most impressive specifications of the Cerwin-Vega AT-40 is its . In practical terms, this means the speaker can produce a very loud 97 decibels of sound with just 1 watt of power measured at a distance of one meter. Because they are so efficient, you do not need a massive, high-end amplifier to drive them. Even a modest 35-watt vintage receiver or a modern budget amplifier can drive the AT-40 to room-shaking volumes without breaking a sweat. Sonic Signature | Specification | Detail | | :--- |
As with any vintage loudspeaker, the Cerwin‑Vega AT‑40 is susceptible to age‑related degradation. The most common issue is the . Sensitivity: 95 dB (measured at 1 Watt @ 1 Meter)