Kramer VP-481
DVI & Audio to 3G HD-SDI ProScale™ Digital Scaler

OUR PART #:  VP481

The VP-481 is a high-performance digital scaler for DVI signals.
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Our Price: $1,036.00
List Price: $1,295.00
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Kramer VP-481
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The VP-481 is a high-performance digital scaler for DVI signals. The unit embeds S/PDIF or stereo audio into the video and up- or down-scales to two SDI, HD-SDI or 3G HD-SDI signals.


  • Multi-Standard Operation - SDI (SMPTE 259M), HD-SDI (SMPTE 292M) and 3G HD-SDI (SMPTE 424M).
  • HDTV Compatible.
  • Video Input - DVI-D on a DVI-I connector.
  • Audio Input - S/PDIF & unbalanced stereo audio.
  • Output Resolutions - Up to 1080p (3G HD-SDI).
  • Built-In ProcAmp Features - Color hue, sharpness, contrast and brightness.
  • Freeze Button.
  • Non-Volatile Memory - Saves final settings.
  • Controls - Front panel buttons with OSD (on screen display).
  • Size - MegaTOOLS™


  • Inputs: 1 DVI/HDMI on a DVI-I connector, 1 S/PDIF digital audio on an RCA connector, 1 unbalanced stereo audio on 2 RCA connectors.
  • Outputs: 2 SDI/HD-SDI/3G HD-SDI on BNC connectors.
  • Input Resolutions: See the document “Kramer Scalers Input-Output Resolutions” available for download in the Downloads tab above.
  • Audio Input Sample Rate: 48kHz.
  • Output Resolutions: 720p, 1080p SF30/29/25, 1080p @30/29/25/24/23, 1080p @59, 1080i @59, 720p @59, 480i @59, 576i, 1080p @50, 1080i @50, 720p @50, 1080p, 1080i (all resolutions are outputted @60Hz, except where noted).
  • Output Refresh Rate: 60Hz for computer graphics resolutions, 50/60Hz for HDTV resolutions.
  • Output Size: Full, panscan, letterbox, underscan, overscan, best fit.
  • Audio Input Sample Rate: 48kHz.
  • Processing Delay: 20ms.
  • Controls: Menu, OSD and Freeze front panel buttons.
  • Power Consumption: 5V DC.
  • Operating Temperature: 0° to +55°C (32° to 131°F).
  • Storage Temperature: -45° to +72°C (-49° to 162°F).
  • Humidity: 10% to 90%, RHL non-condensing.
  • Dimensions: 7.4” x 4.5” x 1” (18.8cm x 11.4cm x 2.5cm) W, D, H.
  • Weight: 1.04 lbs (0.47 kg) approx.
  • Accessories: Power supply.
  • Options: RK-T2B 19" rack adapter.

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