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Mic/Line Bi-Directional Network Interface 4x4

RU-RN44

$1,855.00

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RU-RN44

Mic/Line Wired Bi-Directional Network Interface 4×4

 

  • Default Configuration Converts Four Mic or Line Inputs to Dante/AES67
  • Default Also Converts Four Dante/AES67 Channels to Mic or Line Outputs
  • 8 X 8 Mixing Matrix Signal Paths and DSP Filters Expand System Design Flexibility
  • Ultra-Low Latency: 2 ms Analog to Digital to Analog
  • Analog Inputs and Outputs on Detachable Terminal Block
  • Terminal Block Connections may be Wired Balanced or Unbalanced
  • Analog Input Gains Adjustable From 0 dB to 60 dB in 3.3 dB steps
  • P48 Phantom Individually Selectable per Input or Automatically Gain-Dependent
  • Selectable Audio Compressor/Limiter on Each Analog Input
  • One DSP Filter for Each Analog and Dante/AES67 Input
  • Three DSP Filters for Each Analog and Dante/AES67 Output
  • Selectable DSP Filters: None, Hi-Pass, Lo-Pass, Shelf Hi/Lo, Notch Boost/Cut
  • All DSP Filters are Fully Programmable
  • Each Output Stage Receives Audio through a Eight-Channel Mixer
  • Each Output Mixer Source is Adjustable From Unity (Fully On) to OFF
  • Analog Outputs are Protected from External Phantom Voltages up to P48
  • Each Analog Output Equipped with a Selectable 180° Polarity “Phase” Inverter
  • Each Analog Output Equipped with a Selectable Line to Mic Attenuator Pad
  • Analog Outputs Adjust in 1 dB Steps Below +4 dBu Line or -46 dBu Mic Level
  • Dante/AES67 and Analog Outputs Adjustable in 1 dB Steps 0 to -63 dB then OFF
  • Remote Controllable Using Compatible RDL Remote Controls
  • Multicolor LED Indication of Audio Levels, Sync and Signal Presence
  • Extremely Low Noise <-69 dB Below Operating Level at 60 dB (Max) Input Gain
  • Operates at 48 kHz with High Resolution 24 Bit A/D and D/A Conversion
  • All Operating Parameters and Settings Programmed using RDL CONSOLE

 

Description

The RU-RN44 modules are Dante/AES67 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-RN44 has four analog mic/line inputs, four Dante/AES67 network digital audio channel inputs, four Dante/AES67 network audio channel outputs and four analog mic/line outputs. Each output stage is driven by an incorporated mixer fed from all eight RU-RN44 inputs. Independent control of all mixer levels plus multiple DSP filters with adjustable parameters make the RU-RN44 far more versatile than a basic format converter. Each DSP filter may be set to None (audio pass-through), High-Pass, Low-Pass, Shelf High or Low or Notch Boost/Cut. Multiple filters may be set to the same function to obtain higher order filtering.

The RU-RN44 factory default settings provide high-quality converters that feed professional line-level outputs from four Dante/AES67 network received audio channels. Those settings also convert four analog line-level, dynamic or condenser microphone sources to Dante/AES67 network audio channels. The RU-RN44 provides a detachable terminal block for connection to each analog input or output. Normal operating line level is +4 dBu balanced for -18 dBFS. The balanced terminal blocks may be wired unbalanced.

Consult the RU-RN44 functional block diagram in the image gallery to explore the wide range of configurations made possible by the mixing matrix design.

 

Specifications

TYPICAL PERFORMANCE
Network Connector: RJ45 with Link and Speed indicators
Digital Audio Ethernet Protocol: Dante or AES67
Transmission Rate: 100 Mbps
Sample Rates Supported: 44.1 kHz, 48 kHz (default)
Bit Depth Supported: 24 bits
Audio Operating Level: -18 dBFS = +4 dBu
Reference Level: 0 dBFS = +22 dBu
Mic/Line Inputs to Network Section:
Inputs (4): Balanced, Detachable Terminal Block (may be wired unbalanced)
Gain: Software adjustable, 0 dB to 60 dB, 3.33 dB steps
Input Level (for +4 dBu/-18 dBFS): -56 dBu minimum, +4 dBu, maximum
Input Level (maximum): +22 dBu
Input Impedance: > 1.2 kΩ
Phantom Power: P48, software-selectable; programmable for automatic enable when MIC gain is selected
Standard for Phantom: IEC 61938:2013
Frequency Response: 20 Hz to 20 kHz (+0, -0.75 dB)
Equivalent Input Noise (EIN): < -129 dBu (60 dB gain); < -131 dBu A-Weighted
Noise below -18 dBFS (20 to 20 kHz): Mic: < -69 dB (60 dB gain), < -79 dB (50 dB gain); Line: < -100 dB
THD+N: < 0.05% (20 Hz to 20 kHz, +4 dBu/-18 dBFS)
CMRR: Below Noise Floor (50 Hz to 150 Hz)
Crosstalk: < -70 dB (20 Hz to 20 kHz, any channel to any channel, 0 dB gain to 60 dB gain
Network to Line Outputs Section:
Outputs (4): Balanced, Detachable Terminal Block (may be wired unbalanced)
Output Attenuation Pads (4): Software-selectable, Line Output (no attenuation), Mic Output (50 dB attenuation)
Output Level (operating): Line: +4 dBu (nominal) balanced; Mic: -46 dBu (nominal) balanced
Output Level (maximum): Line: +22 dBu balanced; Mic: -28 dBu balanced
Output Attenuators (4): Software-controlled, 0 to -63 dB and OFF, 1 dB steps (per analog output)
Output Impedance: 150 Ω balanced
Frequency Response: 20 Hz to 20 kHz (+0, -0.75 dB)
THD+N: < 0.01% (20 Hz to 20 kHz, +4 dBu/-18 dBFS)
Noise below -18 dBFS (20 to 20 kHz): < -85 dB (20 Hz to 20 kHz, +4 dBu/-18 dBFS); < -103 dB (below +22 dBu)
Crosstalk: Below Noise Floor (1 kHz at operating level, output to output); < -74 dB (20 Hz to 20 kHz)
Headroom above +4 dBu: > 18 dB
Indicators (11): Ethernet Link and Speed (2, rear panel); Signal per audio channel and Power (9, front panel)
Ambient Operating Environment: 0° C to 40° C
Power Requirement: PoE Class 0, IEEE 802.3af, or 24 Vdc @ 275 mA (6.6W)
Specification Conditions: Gain/Level ± 1 dB; Source termination 150 Ω; A to D values measured in digital domain
Dimensions: 5.74” (14.58 cm) W; 1.64” (4.17 cm) H; 6.4” (16.26 cm) D
Package Type: Cardboard Box
Package Dimensions: 3.25” (8.26 cm) H X 7.8” (19.8 cm) W X 7.25” (18.4 cm) D
Shipping Weight: 2.28 lbs. (1.03 kg)
WEEE weight: 1.92 lbs. (0.87 kg)
US Tariff Code: 8543.70.9100
EU Tariff Code: 85437006

 

Dimensions

RU-RN44

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