MX391/C

• Polar Pattern

    – Cardioid (MX391/C, MX391W/C, MX391LP/C, MX391WLP/C)

    – Supercardioid (MX391/S, MX391W/S, MX391LP/S, MX391WLP/S)

    – Omnidirectional (MX391/O, MX391W/O, MX391LP/O, MX391WLP/O)

• Frequency Response  50 to 17,000 Hz (Preamp only)

• Output Impedance (at 1000 Hz)  180Ω actual (rated at 150Ω)

• Open Circuit Sensitivity  All settings -12 dB at 0 gain

           *1 Pascal = 94 dB SPL

• Maximum Sound Pressure Level (1 kHz at 1% Total Harmonic Distortion, 1 k_ load)

    – Cardioid: 118.8 dB

    – Supercardioid: 117.5 dB

    – Omnidirectional: 110.7 dB

    – All settings +6 dB at 0 gain

• Cartridge Type 1 kHz ref. 1V per Pascal *

    – Cardioid -29.6 dB (33.5 mV)

    – Supercardioid -28.3 dB (38.5 mV)
    – Omnidirectional -21.5 dB (81.4 mV)