DaySequerra M4DDC User Manual
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Contents
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5M4DDC User ManualM4DDC Key Features• Proprietary TimeLock TM Algorithm – Automatically maintains perfect time alignment of the HDRadio TM MPS and HD-1 audio streams.• Robust Level-Lock Algorithm – Maintains average audio level differences between the MPS andHD-1 audio streams to less than 1 dB (content processing dependent).• Standalone Operation – 1 RU solution includes an off-air AM or FM receiver, DSP-basedTimeLock TM and Level-Lock algorithms and +/- 7.5 second audio delay. Connect a receiveantenna along with your MPS and HD-1 streams and your HD broadcast is automaticallyaligned• Ballgame Mode – Transmitting in HD Radio TM “Ballgame Mode” requires that you smoothly buildin and out of MPS delay without annoying listeners or impacting ratings; protecting the integrityof Arbitron TM PPM watermarking during delay builds and exits and keeps the time-basedstructure of your Arbitron PPM watermarking safe.• Booster Sync – Perfect time alignment is critical to keeping main signals in sync with boostersor other transmitters relaying on the same frequency. The M4DDC precision delay lets youmake manual MPS delay offset adjustments in increments as small as a single sample.• Built-in Webserver – The M4DDC’s webserver provides complete remote configuration, remotecontrol and remote Flash-updates over a LAN or WAN using a common web browser.• Email and Alarms – Get an email alert direct from your M4DDC for loss of TimeLock and Level-Lock; rear panel alarm tallies. No PC app is necessary for email functionality.• TimeLock Logs – TimeLock proof-of-performance log files are automatically uploaded to yourdesignated FTP site.• HD Radio TM Split-Mode Audio Output – Left Channel: HD-1 with Right Channel: MPS. AES-3on rear panel XLR and front panel headphone output > 1 W into 8-ohms.• Audio-Sync Input-Outputs – MPS and HD-1 AES-3 program audio I/O and External Sync Inputon rear panel XLR’s• AM or FM Antenna Input - F-type antenna connection and sensitive frequency agile AM or FMtuner for off-air reception. Please specify AM or FM with your order.• Remote Reset – Hard reset via rear panel GPI; recessed front panel reset.• Front Panel Lockout – Prevents unauthorized settings changes. |
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