Inovonics 673

FM/RDS Monitor Receiver

The Inovonics 673 is Inovonics’ second-generation, small form-factor FM broadcast monitor for professional applications.

Original price was: €1,055.Current price is: €995.

SKU: 107568


Introducing the Inovonics 673 FM/RDS Monitor/Receiver, a second-generation, small form-factor solution designed for professional applications in the broadcasting industry. This highly sensitive and selective off-air receiver is ideal for standard analog-FM broadcasts, serving as a confidence monitor or a rebroadcast receiver in FM translator service. Equipped with advanced features, the Inovonics 673 delivers accurate monitoring and reliable performance, making it an essential tool for broadcasters.

Key Features:

  • Extended Band Coverage: The Inovonics 673 offers extended band coverage down to 64MHz, ensuring comprehensive reception of FM broadcasts.
  • Easy Setup: Featuring easy front-panel setup using jog-wheel menu navigation and a large LCD display, configuring the receiver is simple and intuitive, even for users with minimal technical expertise.
  • RDS/RBDS Data Display: The device decodes and displays the most important data from RDS/RBDS data groups, including essential information like RT+ ‘tagging’ data, ensuring comprehensive monitoring of program and RDS transmission errors.
  • Audio Outputs: Enjoy high-quality audio feeds for program distribution throughout the broadcast facility with independently adjustable balanced analog and AES digital audio outputs, offering flexibility in audio connectivity to suit various setups.
  • Alarm Notifications: Front-panel alarms and rear-panel ‘tallies’ indicate RDS Loss or PI Error, Low Signal, and Audio Program Loss, providing immediate notifications for prompt action.


  • Tuning Range: Extended FM band: 64MHz to 108MHz in 100kHz steps, ensuring comprehensive reception of FM broadcasts.
  • Antenna Input: Equipped with a 75-ohm (F) antenna input for seamless integration into existing setups.
  • Sensitivity/SNR: Boasting a sensitivity of 10dBμV for 50dB monaural S/N and 35dBuV for 70dB monaural S/N, the receiver delivers reliable performance in various broadcasting environments.
  • IF Bandwidth: Auto (signal-adaptive) or manual selection of 110kHz, 84kHz, 60kHz, 40kHz, ensuring flexibility in signal processing.
  • Audio Bandwidth: Offers an adjustable audio bandwidth ranging from 15kHz to 2kHz, ensuring versatile audio monitoring options.
  • Reception Modes: Supports Stereo, Auto-Blended Stereo, and Forced-Mono reception modes, providing flexibility in audio reception.
  • Program Audio Outputs: Balanced Analog (XLR) and AES Digital (XLR) outputs, adjustable from -15dBu to +15dBu and –30dBFS to 0dBFS respectively, ensuring versatile audio connectivity.
  • Alarm Tallies: Individual open-collector NPN transistor outputs to ground are programmable for logic polarity, providing customizable alarm notifications.
  • Power Requirement: Requires +12VDC at 290mA, with a universal 90 – 240 VAC inline switching power supply included for convenience.
  • Mounting Options: Optional rack adapter accepts up to three INOmini modules in a 1U, 19-inch rack space, providing flexible installation options.
  • Size and Weight: Compact design with dimensions of 1.6”H x 5.5”W x 5.5”D and a shipping weight of 4 lbs, ensuring easy integration into any setup.

The Inovonics 673 FM/RDS Monitor/Receiver combines advanced features, reliable performance, and user-friendly design, making it an essential tool for professional broadcasters in monitoring and maintaining broadcast quality.