The EM Acoustics CAD-1201 (01A501) is a genuine 12” / 1.3” coaxial replacement drive unit engineered specifically for the M-C12 loudspeaker system. Manufactured to original factory specifications, it ensures the correct acoustic performance, reliability and tonal consistency when servicing or maintaining EM Acoustics coaxial systems.
This precision coaxial assembly integrates a 12” low-frequency driver with a 1.3” exit high-frequency compression driver mounted concentrically, delivering accurate phase alignment, uniform dispersion and consistent coverage exactly as intended in the original M-C12 design. Using an official EM Acoustics replacement unit guarantees correct mechanical fit, electrical compatibility and long-term durability, helping to protect the enclosure, amplification and DSP settings.