Cerwin Vega At40 Specs Fix Jun 2026
: 10" with a cast aluminum frame (standard for AT series) Midrange : 5" cone Tweeter : 1" Mylar or soft dome
Properly centering the voice coil is the most critical step, as any misalignment can cause the cone to rub when moving. 4. Shim Method (More Precise): * Insert shims evenly around the voice coil gap to perfectly center the cone. * Apply glue to the outer flange of the metal basket, then carefully lower the cone into position so the foam's outer lip mates with the glue. * Press the foam down firmly, and let the glue dry completely before removing the shims. cerwin vega at40 specs fix
| Parameter | Factory Spec (1992) | Typical 2024-2026 Unit | Correction Needed | | :--- | :--- | :--- | :--- | | | 38 Hz – 20 kHz (±3 dB) | 55 Hz – 12 kHz (±8 dB) | Replace surrounds & ferrofluid | | Sensitivity | 101 dB (1W/1m) | 94 dB (1W/1m) | Restore tweeter + new caps | | Nominal Impedance | 8 ohms | 6.2 – 10.8 ohms (erratic) | Recrossover & clean L-pads | | Crossover Point | 3.5 kHz | 2.1 kHz (cap drift) | Replace poly caps | | Tweeter Output | Flat to 20 kHz | -12 dB at 15 kHz | Refill ferrofluid | : 10" with a cast aluminum frame (standard
Electrolytic capacitors inside the internal crossover network dry out after 30+ years. As capacitors drift out of their original specification tolerances, the crossover point shifts, causing a muddy midrange, harsh highs, or a loss of bass control. Tools and Materials Needed: * Apply glue to the outer flange of