Mic/Line Bi-Directional Network Interface


The Radio Design Labs RU-MLB4 modules are Dante audio network interface products compatible with microphones and line-level audio equipment inputs and outputs. These modules are designed to be mounted in equipment racks, closets, conference tables and on shelves or backboards in commercial/industrial installations.The RU-MLB4 is a high quality converter that provides professional line-level outputs from four Dante network received audio channels. It also converts four professional or consumer line-level sources, or dynamic or condenser microphones to Dante network audio channels.

Radio Design Labs RU-MLB4 Features:

  • Interfaces (4) Dante inputs and (4) Dante outputs
  • Converts (4) standard mic or line audio sources to Dante network channels
  • Each input is switch-selectable for mic or line
  • No user or installer gain adjustments are required
  • Automatic microphone gain of 40 dB for condenser mics and 60 dB for dynamic mics
  • P48 phantom is provided on each microphone input
  • Line-level inputs accept unbalanced -10 dBV orbalanced +4 dBu signals with > 18 dB headroom
  • Front-panel signal LED for each audio input
  • Converts (4) Dante network audio signals to balanced line level
  • Line-level outputs provide +4 dBu with > 18 dB headroom
  • Signal LEDs indicate audio for each of the received network signal channels
  • High resolution 24 bit analog to digital and digital to analog conversion
  • Legendary RDL analog filtering enhances superb audio performance
  • LED indicators show network sync status
  • Normal or hot-standby operation from PoE (ModelRU-MLB4P)
  • Equipped for rack mounting or surface mounting

Radio Design Labs RU-MLB4 Specifications:

  • Microphone Inputs:
    • Inputs (4): Balanced, detachable terminal block
    • Gain: Automatic; 40 dB for condenser mics, 60 dB for dynamic mics
  • Dimensions (W x H x D): 5.8 x 1.7 x 5.2" (15 x 4.3 x13.2 cm)
  • Shipping Weight: 1.78 lbs
Add to Cart

We're sorry, only of this item available

Call a Sales Pro at for more information

Serving Contractors, Dealers, and Installers Since 1977

Contact: 1-800-828-0509 / Hours: Mon - Fri 7:00AM - 7:00PM