Option Board 4ch Microphone Inputs

Option Board 4ch Microphone Inputs - accessory module designed for the AIXpressor platform - providing 4 analog microphone inputs on a D-SUB25 connector.

    Micboard Frame Prelim

    Key Features

    • 25pin Sub-D female Connector
    • microphone or line input operation
    • microphone mode @ 150 Ohm load:
    • input-impedance mic: 9 kOhm, electronically balanced
    • gain range: -10 dB (Pad), 0 dB, 10 dB ... 65 dB
    • phantom power: +48 V DC, individually switchable per channel
    • frequency response @ 48 kHz sampling rate: +/- 0.1 dB, 11 Hz to 22 kHz
    • dynamic range @ 10 dB gain: 115.3 dB RMS unweighted, 118.0 dB A-weighted
    • equivalent input noise: -128 dB
    • line mode @ 40 Ohm load:
    • input-impedance line: 20 kOhm, electronically balanced
    • common data:
    • analog line channel to channel isolation, 20Hz to 20kHz @ 10 dB gain: min. 118 dB
    • THD+N @ -3 dBFS, 1 kHz, 10 dB gain: 0,00075 %
    • THD+N @ -3 dBFS, 1 kHz, 40 dB gain: 0,0075 %
    • THD+N @ -3 dBFS, 1 kHz, max gain: 0,020 %
    • compatible to AIXpressor
    • currently not compatible to D*AP series (Slim Line)

    Applications

    Perfectly tailored for moving-coil and ribbon dynamic as well as condenser microphones. Ideally suited for demanding high-gain applications. Four channels for radio or TV applications and small full production setups.