Orban 5750 Technical Manual Introduction 1-1
Section 1: Introduction
The OPTIMOD 5750 is a 1 RU (rack unit) broadcast audio processor designed for use with analog FM broadcasts as
well as digital broadcasts or streaming. It has a consistent 2 band AGC (Automatic Gain Control) followed by a 5 band
processor and state of the art peak control. A separate peak control system in employed for those using the
processing for streaming or codec based processing such as HD or DAB+.
The OPTIMOD 5750 is a result of multiple generations of broadcast audio processing experience combined with the
latest technology to bring the end user a powerful tool for polishing their on air product. Take a little time now to
familiarize yourself with the OPTIMOD 5750. A small investment of your time now will yield large dividends in audio
quality.
Features of the OPTIMOD 5750 include:
• Six Processing structures to meet all format requirements from Classical to Contemporary and everything in
between.
• Advanced, intelligent and consistent 2 band AGC with windowing, dual mode leveling and bass/master controls
to eliminate pumping.
• A 5 band dynamics processor for unparalleled consistency with both music and voice whether sourced locally
or from a network or syndicated program.
• OPTIMOD’s exclusive MX peak control technology for transient punch and airy highs.
• An RDS/RBDS on-board encoder that supports dynamic PS scrolling and IP access.
• A full complement of factory tuned presets by professionals with the most experience in the industry. All factory
presets can be adjusted using Orban’s unique “Less/More” control which is an industry standard as a guide to
dial in a unique signature sound. Of course, more intrigate controls are also available to experienced users for
fine tuning the sound of any preset.
• AES67/SMPTE ST-2110 - Two redundant network interfaces are available for Audio-Over-IP connections
supporting AES67, RAVENNA™ and SMPTE ST-2110. AES67 provides both DANTE and Livewire+ ™ compatibility.
• The 5750 can be controlled and configured via any HTML5 web browser. It also supports the SNMP v2 and the
Ember+ protocols.
• The HTML5 web browser user interface offers a complete tool set to monitor and measure your signal, including
an oscilloscope and FFT displays.
• Two internal and selectable Neilsen and Kantar watermarking encoder are available, allowing the FM and
HD/DAB+ processing to be independently watermarked.
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