FM/HD Modulation Monitor

KEY FEATURES
 

Analog FM plus HD Radio™
Complete monitoring of HD Radio FM broadcasts including FM multicast channels HD-2 through HD-8: user-selectable tuning steps and analog FM 50/75 µSec de-emphasis.

Robust 24/7 Performance
Stays locked to FM analog, HD-1 or selected multicast stream during power or I2E interruptions; does not automatically revert to analog!

Built-in RF Attenuator
30 dB for wide RF input range of <0.5 vRMS to 7 vRMS.

Time-Alignment
Monitor your HD Radio HD-1/MPS diversity delay using the built-in Split-Mode feature.

Built-in RF Attenuator
30 dB for wide RF input range of <0.5 vRMS to 7 vRMS.

Bright Graphic LCD
Provides front panel display of DSPrecision demodulated audio, carrier, pilot, composite and SCA level measurements with better than 1.0% accuracy; RBDS and HD Radio PAD/SIS, along with network and alarm conditions, audio level, digital audio quality and carrier quality indications.

High-performance Audio Outputs
XLR balanced analog outputs +4 dBm @ 100% modulation; front panel headphone monitor delivering greater than 1W into 8-ohm. Full-time AES3 digital audio output is available, even when tuned to non-HD signals.

Powerful Alarm Monitor
Simultaneously monitor for loss of MPS and HD-1 Program Audio as well as loss of: 

  • Artist Experience artwork
  • PSD and SIS data
  • RBDS PS and RT fields
  • Carrier
  • OFDM HD Radio Lock

Each alarm condition has dedicated user-configured parameters. 

Email Alerts and Rear Panel Alarm Tallies
Get an email alert direct from your M4FM-HD; 5 user-configured rear panel alarm tallies.

Reset-Reboot 
Via front panel RESET switch and rear panel GPI.

Front Panel Lockout 
Prevents unauthorized settings changes.

Composite BNC Output
For external subcarrier (SCA) decoding and translator applications.

Reset-Reboot 
Via front panel RESET switch and rear panel GPI.

All tuners are RDS/RBDS capable.

Built-in Webserver
Remote control and monitoring using any browser on your Ethernet network; 15 presets per AM-FM band.

DSPrecise™ Analog Modulation Measurements
Simultaneous demodulated audio, carrier, pilot, composite and SCA level measurements.

Artist Experience 
Monitor your broadcasts’ album art, station logo and advertisers’ branding.

Remote Flash Upgrades
Using its rear panel Ethernet port; tolerant of high-latency networks.

Password Protected Access.