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Read Radio World article: "Inovonics “Future-Proofs” Its 677 EAS Receiver"

The 677 Triple Tuner is an EAS Monitor Receiver in a compact half-rack package. It has three built-in discrete frequency agile receivers, each one programmable for either AM, FM or NOAA reception. Each receiver has a balanced monaural XLR audio output to serve as EAS monitor, or off-air monitor throughout the broadcast facility.

The 677 is future proof to be compatible with both today´s EAS hardware solutions and future Software-based EAS implementations.

The 677 has an easy front panel set-up with jog-wheel menu navigation and front panel readout. On the back panel, six rear-panel GPOs may be user-assigned to alarm functions.

The dynamic Web interface provides control & monitoring remotely via any Web enabled device. In addition, remote listening by Web stream along with alarms/notification via email and SMS messages. SNMP is fully supported.

Features


  • Software-based EAS ready. Full-time Web streams on all three receivers.

  • Easy front panel set-up via jog wheel with LED readout and metering

  • Remote listening stream selectable for each receiver. Also available full-time web streams on all three receivers.

  • Three unique receivers for selectable AM, FM, NOAA reception

  • Balanced monaural XLR outputs for each receiver

  • Alerts sent to personnel via email and/or text messages

  • Full-function remote Web Interface works on desktop and mobile devices


  Online Demo Available

Reviews

The Inovonics 677 impresses

- Jeremy Preece: CSRE, DRB - Director of Engineering for EMF. “The 677 Triple Tuner is a fantastic little box that reveals how Inovonics continues to listen to and support the needs of the industry.” 677 Product Review, Radio World Magazine March 1, 2024 (pdf)

Inovonics “Future-Proofs” Its 677 EAS Receiver

- Nick Langan, Radio World. "With the potential for software-based alerting, the firmware update brings three simultaneous audio streams" Radio World article "Inovonics “Future-Proofs” Its 677 EAS Receiver", June 4, 2025

Specifications


Three AM/FM/WB(NOAA) tuners:

Discrete frequency agile receivers, each one programable for either AM, FM or NOAA reception.

  • AM: 520-1710kHz
  • FM: 64.0-108.0MHz (max FM input is 112dBuV)
  • WB: 162.400/162.425/162.450/162.475/162.500/162.525/162.550MHz

  • Adjust IF and audio bandwidth for each mode
  • Adjustable AM and FM de-emphasis
  • Adjustable mono balanced analog output for each tuner (-15 to +15dBu)

Alarms:

  • Independently configurable alarms for each tuner

    • Audio Loss
    • Low Signal
    • RDS PI Error
    • Alert Tone
  • Viewable and downloadable alarm logs
  • Alarms can be emailed to specific recipients
  • Alarms can send SNMP traps to 3 destinations

Additional Features:

  • Up to 6 hours of real-time history for RSSI and audio levels for each tuner
  • Built-in web server for monitoring and control
  • Audio can be streamed from one of the tuners (selectable)
  • Software-based EAS ready. Full-time Web stream on all three receivers
  • Full SNMP support for monitoring and control
  • Six configurable GPO
  • Front panel headphone jack and audio meter can be set to listen to any one of the three tuners
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