MIDAS DL155-UL 16 Input, 16 Output Stage Box with 8 Midas Microphone Preamplifiers and AES3 Digital Interface (DL155-UL)

MIDAS DL155-UL 16 Input, 16 Output Stage Box with 8 Midas Microphone Preamplifiers and AES3 Digital Interface (DL155-UL)

The DL155 emerges as a robust 2U 19" fixed-configuration rack I/O unit, encompassing 8 mic/line level inputs, 8 line level outputs, and an 8 channel digital AES3 (AES/EBU) interface, embodying the revered Midas sound quality forged through time-tested and road-proven technologies. It proudly hosts the acclaimed Midas microphone preamplifiers, celebrated for their precise 2.5 dB analog gain steps, complemented by the reinforcement of two AES50 network ports ensuring dual redundancy. This formidable unit stands as the perfect companion to all Midas PRO and M32 Series digital consoles, orchestrating a seamless digital snake connection, uniting the Front of the House and the stage. Its prowess lies in harmonizing audio excellence and robust connectivity, epitomizing an indispensable asset in the realm of live sound production

Award-Winning Midas Microphone Preamplifier

The revered Midas microphone preamplifier stands as the cornerstone of the iconic Midas sound, revered by leading live sound and recording engineers globally. For over 40 years, this amalgamation of design expertise and meticulous selection of premium-grade components has yielded an acclaimed warmth and depth, unveiling subtle ambiance, preserving spatial intricacies, and impeccably capturing a precise sonic canvas. The celebrated resonance of the award-winning Midas microphone preamplifier has fueled the creativity of countless live sound engineers, inspiring them to craft sonic masterpieces that enthrall audiences worldwide. Recognizing the pivotal role of the microphone preamplifier as the primary gateway for signals into the console, the DL155 proudly features the latest iteration of the Midas microphone preamplifiers. These components faithfully reproduce every sonic facet, ensuring no element of performance goes unnoticed. Transparency, pristine sound quality, minimal noise, and robust common-mode rejection epitomize this enduring design. Over time, numerous mix engineers have discovered an elevated sonic realm within this resilient and overload-tolerant design. Under intense sonic pressure, it evolves, revealing a new sonic spectrum where its crystal-clear audiophile reproduction seamlessly merges with a harmonious blend of overtones, creating a warm, organic resonance. This fusion has resonated with millions of concertgoers and perpetuates eternally through numerous live albums, a testament to its enduring legacy.

Digital Audio Networking

The SuperMAC technology, compliant with AES50 standards and pioneered by Klark Teknik, stands at the forefront of digital audio networking. It orchestrates a symphony of high channel counts, ultra-low and predictable latencies, precise sample-synchronized and phase-aligned clock distribution across networks, fortified by error detection and correction mechanisms, redundant network pathways, and streamlined deployment—an ideal match for the exacting demands of live concert tours. In perfect harmony with this cutting-edge technology, the DL155 seamlessly integrates, offering compatibility not only with all Midas digital consoles and audio system engines but also with any other devices equipped with AES50 technology. This interoperability ensures a harmonious blend of diverse components, creating a unified audio ecosystem for effortless integration and unparalleled performance.

High Output Drive Line Outputs with Mute

DL155 features 8 active servo-balanced low impedance line level outputs with high output current capability for driving long cable runs. The outputs feature an automatic mute facility if the audio signal path is muted by the mixing console operator, and individual LED indicators are provided for each output connector.

AES3 Digital Audio Interface

The DL155 is equipped with an 8-channel digital AES3 (AES/EBU) interface, comprising 8 input and 8 output channels. Each channel is configured into four digital data streams, each conveyed through individual XLR connectors. This unit boasts sample rate conversion capabilities for both inputs and outputs, facilitating seamless interfacing with equipment operating at 48 kHz and 96 kHz. Moreover, it features external clock synchronization for input channels, offering word length and clock source options—be it internal 48 kHz, internal 96 kHz, or external synchronization—for output channels. Each AES3 input connector is outfitted with LED indication, signaling synchronization lock to the incoming digital data stream. On the other hand, the AES3 outputs are equipped with an automatic mute mechanism, synchronizing with the actions of the mixing console operator. Individual LED indicators accompany each output connector, providing detailed status monitoring for enhanced operational oversight.

96 kHz or 48 kHz Operation

DL155 supports multiple sample rates for the AES50 connections - 96 kHz for use with MIDAS PRO Series, and 48 kHz for use with MIDAS M32 Series.

Remote Console or Front Panel Control

All configuration settings for DL155 can be set either remotely from the mixing console or directly via the intuitive and easy-to-understand front panel. DL155 features a front panel LCD with intuitive menu navigation for all configuration options with LED status indicators, which provide clear feedback on operational status over wide viewing angles and distances. A clear indication is provided showing power supply output rail condition and AES50 and Ethernet network connection status and activity.

Built for the Road

The DL155 stands resilient within a rugged steel 2U rackmount enclosure, purpose-built to withstand the demanding landscape of live concert touring. Ensuring steadfast connections throughout performances, it incorporates premium Neutrik connectors—known for their reliability and durability—serving as the linchpin for both audio and network connectivity, night after night. This fortified design promises unwavering reliability, securing pristine connections amidst the rigors of each concert, ensuring a seamless and uninterrupted audio experience.

Auto-Ranging Universal Switch-Mode Power Supply

DL155 features a universal power supply, which is auto-voltage sensing for use on a worldwide basis.

Architecture & Engineering Specifications

• It's designed for digital audio mixing, optimized for live performances.
• Includes 8 microphone preamplifier inputs with 2.5 dB analog gain steps and 8 servo-balanced electronic outputs.
• Features a digital audio interface with 8 input and 8 output channels, each configured as four digital data streams according to AES3-2009 standard, all on XLR connectors.
• Supports sampling rates of 48 kHz and 96 kHz with sample rate conversion for both inputs and outputs.
• Offers external clock synchronization for input channels and various clock source options for output channels.
• Provides LED indication for +48V phantom power on each input channel and for output mute on output channel connectors and AES3 output connector.
• Features LED indication for synchronization lock on each AES3 input connector.
• Supports a 100 Megabit Ethernet frame-based digital audio network compliant with AES50-2011 standard, with dual cable redundancy, offering two digital audio network ports and one Ethernet control port.
• Offers front panel and remote network configuration, an alphanumeric LCD display with menu navigation buttons, and LED status indication for power supply output rail condition and digital audio/control network connection status and activity.
• Includes an auto-ranging universal switch-mode power supply compatible with worldwide power requirements.
• Housed in a standard 2U 19" rackmount chassis, with specific dimensions and weight, and rear panel connections for inputs, outputs, and power.
• Operates with power requirements of 100 to 240 VAC, 50 to 60 Hz.

This interface unit adheres strictly to these specifications and standards, specifically identified as the Midas DL155.

PRODUCT FEATURES

• 8 award-winning Midas microphone preamplifiers with switchable +48 V phantom power

• 8 AES3 (AES/EBU) digital inputs and outputs

• 8 electronically balanced low impedance line level outputs

• Remote operation up to 100 m via CAT5/5e cable

• 24 bit audio operation with96 kHz sample rate

• Open architecture allows for future 48 kHz operation

• All settings programmable from front panel controls or console

• PSU status indicator LEDs and configuration LCD display on front panel

• Supports dual redundant AES50 networks

• Features Neutrik etherCON AES50 network ports

• Rugged 2U rackmount chassis for durability in portable applications

• Auto-ranging universal switch-mode power supply

General Specifications

System Inputs and Outputs