RME ADI-648 64 Channel 24-Bit/96kHz MADI/ADAT Format Converter with 16x16 Routing Matrix

SKU: RMADI648 MFR: ADI648
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Key Features

  • Seamlessly convert MADI/ADAT formats with the RME ADI-648, ensuring top audio quality for your studio.
  • Achieve pristine sound with this 64-channel digital audio interface, perfect for complex recording setups.
  • Enjoy flexible 16x16 routing matrix capabilities for advanced signal management and creative audio workflows.
  • Experience low latency and rock-solid driver stability, essential for professional audio production environments.
  • Sync effortlessly via MADI, ADAT, or word clock, providing versatile integration into any studio configuration.
  • Rely on the robust build quality of this RME audio converter, designed for years of dependable performance.
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Special Order?Estimated to Ship: 08/20/2025
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RME ADI-648 Specifications

  • Connectivity

    1x MADI I/O (optical and coaxial)
    8x ADAT I/O (optical)
    1x MIDI I/O
    Word Clock I/O
    RME Remote

  • Input MADI

    1x BNC, 1x optical

  • Output MADI

    1x BNC, 1x optical

  • Input ADAT optical

    8x TOSLINK, 24-Bit, Bitclock PLL

  • Output ADAT optical

    8x TOSLINK, 24-Bit

  • Input word clock

    BNC, Signal Adaptation Circuit (functional from 1.2 Vpp input signal), switchable termination

  • Output word clock

    BNC, low-impedance driver stage, 4 Vpp into 75 Ohms, short-circuit-proof

  • MIDI input and output

    Via two 5-pin DIN jacks

  • Sync sources

    MADI, ADAT optical, word clock, internal

  • Varipitch

    By input signal or word clock

  • Sample rates

    44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, variable (Sync/word clock)

  • Sample rate range

    MADI: 32 kHz - 96 kHz, word clock: 27 kHz-105 kHz, ADAT: 33 kHz - 57 kHz

  • Jitter

    Internal clock < 1 ns, word clock In < 2 ns, ADAT In < 2 ns

  • Jitter suppression on external clock

    Circa 30 dB (2.4 kHz)

  • Jitter sensitivity

    All PLLs operate even at 100 ns Jitter without problems

  • Power supply

    Internal switching mode ps, 100 V-240 V AC, 50-60 Hz, 10 Watts

  • Dimensions

    483 x 44 x 200mm (19.02 x 1.73 x 7.87")

  • Weight

    4.4 lbs (2.00kg)

  • UPC Code

    04260123362065

About RME ADI-648

From the professional studios to the broadcast suites, the ADI-648 stands as an advanced 64-channel 24-bit/96kHz MADI/ADAT format converter, embodying sophistication and reliability for audio professionals. The ADI-648 bridges the gap between the world's most prevalent multi-channel interface, MADI, and the high-end exclusive ADAT format, ensuring seamless integration in professional audio environments.

The converter boasts a comprehensive 16x16 routing matrix, enabling unparalleled flexibility in signal routing. Users can effortlessly route any 8-channel input block to multiple 8-channel output blocks, facilitating complex setups such as signal splitting and routing within the same format. This feature alone makes the ADI-648 a superior choice for those seeking intricate audio configurations.

RME's ADI-648 is designed to handle high-density audio with ease, supporting 64 channels of pristine 24-bit audio at up to 48 kHz sample rates, and 32 channels at up to 96 kHz. Long-distance transmission is simplified through a single line, either coaxial (BNC) or fiber optic, with cable lengths exceeding 100 meters, making it an ideal solution for managing extensive setups.

The device's versatility extends to its compatibility with various sample rates, including Double Speed operations. It can distribute 96 kHz signals in Double Wire mode into the MADI data stream or via Sample Split (S/MUX) to the ADAT ports. Additionally, the ADI-648 can handle double MADI rates (96k Frame), serving as an optimal MADI front-end for RME's Hammerfall and Hammerfall DSP series.

RME's proprietary technologies, SyncAlign and SyncCheck, ensure perfect synchronization across all channels and provide immediate error state notifications. For enhanced reliability, the unit can be cascaded with multiple devices, synchronized accurately using word clock.

The ADI-648 is not only a powerful format converter but also a comprehensive digital patchbay and router. It can serve as an ADAT breakout box for MADI interfaces, connect MADI-based equipment, and even merge multiple MADI signals into one.

The rear panel of the ADI-648 is intuitively designed, featuring eight ADAT optical inputs and outputs, dual MADI I/O (coaxial and optical), word clock I/O with switchable termination, and two MIDI jacks, ensuring broad compatibility and flexibility.

RME's SteadyClock technology, a digitally controlled clock designed for MADI operation, negates the need for an additional word or AES clock line, extracting the reference clock directly from the MADI signal with utmost precision.

Remote control capabilities are extensive, with complete MIDI control over the unit. The ADI-648 can be assigned its own ID for differentiated control of multiple devices via a single MIDI channel. RME offers a free downloadable Windows software MIDI Remote, which provides a virtual front-panel operation and an extended matrix display, further enhancing the user experience.

In summary, the ADI-648 is a sophisticated, high-quality, and reliable solution for professional audio applications, offering advanced features and compatibility with industry-standard MADI and ADAT formats. It is the go-to choice for audio professionals who demand flexibility, quality, and reliability in their audio signal conversion and routing.

RME ADI-648 Features

  • Advanced 64-channel 24-bit/96kHz MADI/ADAT format converter for professional audio quality
  • Flexible 16x16 routing matrix for complex audio signal configurations and routing
  • Long-distance MADI transmission over 100 meters via coaxial or fiber optic cables
  • Integrated SyncAlign and SyncCheck technologies for perfect channel synchronization
  • SteadyClock for high-precision clock extraction from MADI signal, eliminating the need for external clocking
  • Comprehensive remote control via MIDI with free RME MIDI Remote software download

Product Documents

User Manual

Key Features

  • Seamlessly convert MADI/ADAT formats with the RME ADI-648, ensuring top audio quality for your studio.
  • Achieve pristine sound with this 64-channel digital audio interface, perfect for complex recording setups.
  • Enjoy flexible 16x16 routing matrix capabilities for advanced signal management and creative audio workflows.
  • Experience low latency and rock-solid driver stability, essential for professional audio production environments.
  • Sync effortlessly via MADI, ADAT, or word clock, providing versatile integration into any studio configuration.
  • Rely on the robust build quality of this RME audio converter, designed for years of dependable performance.

What's in the box:

  • RME ADI-648 64 Channel 24-Bit/96kHz MADI/ADAT Format Converter
  • RME 2 Year Warranty