HD Radio Modulation Monitor

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Incorporating all the necessary features for station setup, regulatory compliance, and remote monitoring, Inovonics' 551 HD Radio Modulation Monitor is the ultimate choice for advanced FM and HD Radio signal monitoring, whether you are at the transmitter site or halfway around the world. Simultaneously monitor in real time the off-air FM modulation along with up to 4 HD Radio Channels.

A high-resolution 7-inch TFT Touch Screen displays all the essential modulation data for accurate readings in a graphic format. The 551 collects the history of signal parameters and displays HD Radio™ album artwork, station logos and similar visuals on the front panel display and remote Web interface. The 551 includes a built-in BandScanner™, a real-time clock and full SNMP functionality

Rear-panel alarms constantly check for Audio Loss, RF Loss, Multipath and Overmodulation, while advanced notifications alert personnel with e-mail or SMS messaging when any or all of the alarms occur. SNMP is fully supported.

Features


  • Monitor off-air analog FM and HD Radio signals (HD1-HD8) on the Hi-Res Front Panel Touch Display and via the Web from anywhere in the world.

  • The 3U package features a 7-inch graphic touch screen display, wide-range LED level meters with rear-panel tallies.

  • The 551 collects the history of signal parameters and displays HD Radio™ album artwork, station logos and similar visuals on the front panel display and remote Web interface.

  • Front-panel alarms and/or rear-panel ‘tallies’ indicate Audio Loss, Low Signal, RDS Errors, HD Loss, HD Power, FM/HD1 Alignment, HD Artist Experience, and many others.

  • Spectrum graphs include RF Baseband, MPX and Left/Right Audio. O-Scope views for MPX, Pilot, RDS and all Audio Channels.

  • Measures real-time audio diversity delay between the FM and HD1 broadcast.

  • Fulltime off-air program audio is available simultaneously as L/R-analog, AES3-digital and Dante®-based AES67 AoIP streaming, all with adjustable levels, plus a multi-listener Internet IP stream and front-panel headphone jack.

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Specifications