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DE291: Closed Captions and Nielsen Decoder

Our Decoder and Monitor outputs a detailed onscreen overlay that displays closed captioning data, V-chip, SCTE-104 splice triggers, AFD, and embedded audio levels. It also includes a browser-controlled VANC analysis tool that offers the ability to pause, capture, view, and log every packet on every frame. Customizable alarms for missing or corrupted packets round out this efficient must-have for VANC data troubleshooting. Also available for the openGear frame. Nielsen™ Watermark Decoding is available on the DE291 model and up (model/feature matrix below)

Live Program Data Monitoring Features:

  • Native HD-SDI Video Overlay
  • Customizable Onscreen Layout
  • Embedded Audio Level and Phase Monitoring for up to 8 channels
  • AFD, XDS/V-Chip/CGMS-A, Audio Metadata
  • SCTE-104 trigger live alerts
  • Video Error Alarms

Detailed Analysis on Demand:

  • Troubleshoot with Powerful Web-Controlled VANC Analysis Tools
  • Sort and Filter Live VANC Data Dump
  • Capture, Pause and View all VANC Packets from Every Frame
  • Customize Triggers to Capture Fast-Moving Data Events
  • Log Packet Dropouts and Video Errors
  • All SCTE-104 packets logged with detailed field breakdowns


Nielsen is a registered trademark of The Nielsen Company (US) LLC, in the United States of America and other countries. Used under license.

Model Standard Features Nielsen DecodingFrame Accurate Running Time Code DisplayOpenGear AvailabilityAvailability Status
DE291Similar DE1285 OpenGear card does not support Nielsen decodingCurrent
DE285DE1285End of Sales (May 2017)