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  1. cerwin vega at40 specs
  2. cerwin vega at40 specs

Cerwin Vega At40 Specs May 2026

The Cerwin-Vega AT-40 is a vintage 3-way floor-standing speaker, part of the AT (Advanced Technology) series released in the late 1980s. Designed for the European market, it is equivalent to the AT-10 in North America but often featured cabinets built at the Dali factory in Denmark. Core Specifications

is known for its high efficiency and signature "loud" sound profile. Design: 3-Way, Bass Reflex (ported) cabinet. Drivers: Woofer: 10-inch (ATW10). Midrange: 5-inch. Tweeter: 1-inch. Frequency Response: 30 Hz – 22 kHz. Power Handling: 125 Watts. Sensitivity: 95 dB (1W/1m). Impedance: 6 Ohms. Crossover Points: 400 Hz and 3,000 Hz. Protection: Self-resetting PTC for the tweeter. Dimensions: ~730 x 365 x 320 mm (H x W x D). Review Summary cerwin vega at40 specs

, like most Cerwin-Vegas of its era, is built for Rock, Rap, and High-Energy music. The Cerwin-Vega AT-40 is a vintage 3-way floor-standing

4. Common Issues & Restoration (Based on Specs)

Because these speakers are 30+ years old, if you buy a used pair, you will face specific age-related failures. Here is what to look for based on the physical specs: Size: 10 inches (250 mm) Design: Cast aluminum

The Midrange Concern

Cerwin Vega has a reputation for "cupped hands" midrange. The AT40’s 4.5" paper midrange does a decent job eliminating this. It handles vocals from 600 Hz to 4.5 kHz. While not as transparent as a studio monitor (like KEF or Dynaudio), it is vastly superior to the D-series muddiness. Expect forward, energetic vocals, not delicate ones.

General Specifications

| Specification | Detail | | :--- | :--- | | System Type | 3-Way, Bass Reflex (Rear Ported) | | Warranty (Original) | 5 Years (Drivers) | | Production Era | 1988 – 1993 (approx.) | | Country of Origin | USA (Assembled in California) |

3.1 Woofer

  • Size: 10 inches (250 mm)
  • Design: Cast aluminum frame, high-excursion
  • Surround: High-roll foam (Cerwin-Vega signature "orange" surround on most variants; some late models used black foam)
  • Voice Coil: 2-inch high-temperature copper-clad aluminum wire
  • Magnet Structure: Large ferrite magnet with vented pole piece for cooling
  • Cone Material: Treated paper/pulp composite with dust cap

Frequency & Electrical Data

  • Frequency Response: 38 Hz – 20 kHz (± 3dB)
    • Note: In-room response can dip to 32 Hz due to room gain, typical of CV tuning.
  • Sensitivity (1W/1m): 94 dB
    • Why this matters: This is extremely high. You can drive these to deafening levels with a 20-watt tube amp.
  • Nominal Impedance: 8 Ohms (compatible with 4-8 Ohm outputs)
  • Power Handling:
    • RMS (Continuous): 35 Watts
    • Peak (Dynamic): 125 Watts
    • Program Power: 75 Watts
  • Crossover Frequency: 600 Hz / 4,500 Hz (12dB/octave slopes)
  • Recommended Amplifier Power: 15 – 125 Watts RMS

The "Cerwin Vega Sound" Revisited

Old CVs are often criticized for harsh horns and one-note bass. The AT-40 is different:

  • Midrange clarity: Vocals (Tom Waits, Stevie Nicks) are forward but not fatiguing.
  • Highs: The soft dome tweeter is polite. Cymbals have air, not sizzle.
  • Bass speed: The rubber surround and stiff cone mean bass stops and starts quickly. This is rock-and-roll bass, not hip-hop sub-bass.