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Music to Your Ears and Images to Your Eyes

The Grass Valley® Maestro™ Scalable Master Control offers a multitude of features that's unrivalled in the industry. Maestro stacks up well with up to eight on-air keys and four audio voiceovers, support for up to 16 audio channels (embedded and AES), and up to 10 simultaneous internal branding sources.

Maestro fits within our Concerto™ Multi- & Mixed-Format Routing Switcher, giving you the added convenience of master control and routing in the same package. And it interfaces with CommandCenter, Jupiter™ and Prelude™ control solutions, giving you a greater range of flexibility than ever before.

When you want more integration, expandability, control, support, and greater creative freedom, the number of options available from Maestro is simply incredible.

Service and Support
Grass Valley is about satisfied customers. That's why we provide 24/7/365 support and service—protecting your investments and keeping you on air.

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  • Architecture ready for today and designed for the future
  • Up to eight on-air keys and four audio voiceovers
  • Up to 10 simultaneous internal branding sources
  • Internal branding still images, CG text displays, animations, text crawls, and audio voiceovers
  • Extremely flexible control options
  • 10-bit 2D digital effects (SqueezeBack™ and other effects)
  • Supports up to 48 channels per system with operator selection and control
  • Uses just one slot per channel in any Concerto routing switcher chassis
  • Supports SD, HD, AES, embedded audio, and Dolby audio formats
  • Modular operator hardware control panel and PC-based graphical user interface
  • Worry-free source and program selection from external sources
  • Independent control of up to four multichannel audio-overs
  • Supports up to 16 audio channels (embedded, AES, and MADI)
  • Dolby E pass-through supported
  • Maestro automation protocol supports easy integration into automation systems
  • Interfaces to all Grass Valley control solutions
Cooling Requirements
Air intake/exhaust locations:
8 RU chassis: The 8 RU chassis ventilation system draws cooling air through openings on the left side. Warm air is exhausted through four fans located on the right side. The left and right sides must therefore be kept clear of obstructions. It is not necessary to leave open space above or below the chassis
Note: Heat-generating equipment must not be mounted beneath the Concerto chassis

4 RU chassis: Air intake is on the left, exhaust on the right

Unless specified otherwise, the following specifications apply to a single channel (i.e., one video plus associated audio channels)
8 RU Concerto chassis: Power supply – 100-240V, 50/60 Hz, 10-15A, auto-sensing
4 RU Concerto chassis: Power supply – 100-240V, 50/60 Hz, auto-sensing
Touchscreen (GUI) PC: Antec SP-450 power supply – 115V, 9A/230V, 5A (manual voltage adjustment required). 50/60 Hz
Touchscreen (GUI) monitor: 100-240V, 0.7-0.35A, 50/60 Hz, auto-sensing

Video Standards
Interlaced scan:
  • 1080i, 60 Hz, 16x9 HD (ATSC): SMPTE 274M-2005, ATSC Table 3 @ 1.5 Gb/s
  • 1080i, 50 Hz, 16x9 HD SMPTE: 274M-2005 @ 1.5 Gb/s
  • 575i, 50 Hz, 4x3 SD (PAL): BT.601-4 (normal 625/50 @ 270 Mb/s)
  • 480i, 60 Hz, 4x3 SD (NTSC): SMPTE 125M, SMPTE 259M, ATSC Table 3, (normal 525/60 @ 270 Mb/s)
Progressive scan:
  • 720p, 60 Hz, 16x9 HD (ATSC): SMPTE 296M-2001, ATSC Table 3 @ 1.5 Gb/s
  • 720p, 50 Hz, 16x9 HD: SMPTE 296M-2001

Video Reference
SD operation: Analog blackburst (preferred). Must be compatible with input video standard (as listed above). Although any constant APL color test signal may be used for SD sync, the preferred reference signal is analog blackburst
HD operation: HD tri-level sync (preferred). Must be compatible with input video standard (as listed above)
Connector: One – 75Ω BNC, looping

Video Inputs
Number and type:
  • 2 primary (background A/B)
  • 1 DVE reveal (background C)
  • 1 video for embedded breakaways or mix-overs (background D)
  • 4 key cut
  • 4 key fill
Connector: 75Ω BNC
Return loss: > 15 dB 270 Mb/s

Video Outputs
Number and type:
  • 2 program
  • 2 preview
  • 2 clean feed (configurable tap points)
Key signal inputs: 4, each with cut and fill. Keys can be inserted “upstream” (paired with the background video) or “downstream” (can persist even when background video is changed)

Video Delay
  • With DVE option: 1 frame plus 1 line
  • Without DVE option: 1 frame plus 1 line

Audio Specifications
Audio standard: AES-1992 (r1997) 1999-11-23 printing
Rear panel types: 75Ω (BNC connectors) or 110Ω (25-pin D connectors)
Dolby E: Pass-through (for NTSC, Dolby E is switched on line 10)
Audio inputs: signal type 48 kHz AES3

Internal Channel Branding Option
Still images: 4 still image or CG text sources
Maximum still image size:
  • Full-screen in all Maestro video standards. Supports alpha channel
  • CG Text supports 8 image or text boxes including dynamic still images and text. Each CG Text source may reference 16 still images and 4 character generator fonts. Text data is defined in ASCII text files
Maximum CG Text display page size: Approximately 4,000 characters. Number of displayed text lines defined during configuration
Supported still image file formats: .TIF, .BMP, .JPG, .PNG, .GIF, and .WMF
Animations: 2 animation sequences or text crawl sources. Length of animation sequence is determined by the area of the element being animated
Supported animation sequence file formats: .GIF, .MNG, and MOV
Text crawl: Template-based display including multiple fonts, character color and transparency, and background with color and transparency
Maximum text crawl length:
  • Approximately 4,000 characters
  • Text crawls support still images and an animation embedded in the text crawl. Each text crawl source may reference 16 still images and a single animation sequence. Text crawl data is defined in ASCII text files
Text formatting control: Insert day/month/year, select font, font color, drop shadow on/off, drop shadow color, drop shadow size, insert still image, insert animation, underline on/off, underline color, and underline offset
Audio voiceovers: 4 audio voiceover sources
Number of audio channels: Up to 16 channels sampled at 48 kHz with 16 bits per sample
Supported audio file formats: .WAV, Broadcast .WAV, and MP3
March 11, 2014
Hillsboro, Ore., March 11, 2014 — Turkish satellite television provider Digiturk will be expanding its broadcast facility and improving its current infrastructure with the addition of a new Grass Valley® Trinix® NXT 192x192 Digital Video Routing Switcher, a new Apex Plus 384x384 Digital Audio Routing Switcher, a Maestro™ Scalable Master Control system, and a Jupiter™ Routing Switcher Control, to quickly and efficiently deliver programming to its satellite platform.
November 25, 2013
Hillsboro, Ore., November 25, 2013 — Brazil's Canção Nova, a non-profit Catholic Community located in Cachoeira Paulista in the state of São Paulo, is upgrading its broadcast infrastructure with a range of Grass Valley® solutions including five Maestro™ branding and master control systems, five Concerto™ 64x64 routing switchers, five GeckoFlex™ signal processing systems, and six K2 Summit® servers for optimized live event workflows. The system will be live in November and span five locations.

Maestro Master Control Data Sheet

The Maestro master control platform is designed to meet your needs today and into the future. Upgrading from standard-definition to high-definition (SD to HD) or adding new features never involves replacing the Maestro system’s main board. The Channel Branding option helps you to present and preserve your brand in today’s competitive broadcast marketplace.

Posted Jun 25 2013 (RMC-5002D-5) File Size: 1.4 MB

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