Midas DL154

DL154 is a digital stagebox with 8 inputs and 16 outputs, equipped with 8 Midas preamplifiers with steps of 2.5 dB and two AES50 ports for redundancy.

DL154 integrates with Midas PRO and M32 digital consoles, providing a digital snake connection between Front of House and the stage.

External Connections

• Primary Analogue Inputs: Mic / Line inputs - balanced XLR connectors - 10 kΩ load
• Primary Analogue Outputs: Main outputs - balanced XLR connectors - 50 Ω source
• Primary Digital Inputs: XLR connectors - 110Ω
• AES50 Connections: Neutrik Ethercon with status indication
• Diagnostic Connection: Female 9W ‘D’-type connector
• Power Connections: IEC - 100-240 V AC~50-60 Hz ±10%

Audio Specifications

• Maximum Input Level:
• Mic/Line (at unity gain): +21 dBu
• Mic/Line (at -2.5 dB gain): +24 dBu
• CMR at 1 kHz (typical):
• Mic (at unity gain): > -70 dB
• Mic (at 40 dB gain): > 90 dB

Noise:

• EIN Mic at 40 dB gain: -126 dBu
• Output noise at unity gain: -86 dBu
• Frequency Response: 20 Hz - 20 kHz ±0.5 dB
• Distortion at 1 kHz: Input to output (0 dB): < 0.01%
• Channel Separation at 1 kHz: Channel to channel: < -90 dB
• Maximum Output Level: Line outputs (into 600Ω): +21 dBu
• Dynamic Range at 1 kHz: 22 Hz - 22 kHz (at unity gain): > 107 dB unweighted (20 Hz - 20 kHz)

Power Requirements

• Voltage: 100 V AC to 240 V AC ±10%
• Frequency: 50 Hz to 60 Hz
• Consumption:

Physical

• Height: Approximately 88.1 mm (2U)
• Width: Approximately 482.6 mm
• Depth: Approximately 380 mm
• Net Weight: Approximately 6.5 kg
• Operating Temperature Range: +5°C to 45°C

Digital Inputs

• Connector: AES3 (two channels of digital audio) on 3-pin XLR
• Sampling Rate: Accepts any frequency between 32 kHz and 96 kHz
• Bypass: The sampling rate converter can be disabled

Digital Outputs

• Connector: AES3 (two channels of digital audio) on 3-pin XLR
• Sampling Rate: 48 kHz, 96 kHz, or automatic tracking of inputs
• Bypass: The sampling rate converter can be disabled
• Word length: 16-, 20- or 24-bit