DVB-T/T2 terrestrial receiver
MERlin
Introduction
2013 dB Broadcast Ltd
7
Version 1.2
Features
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DVB-T and DVB-T2 terrestrial COFDM to DVB-ASI demodulation with dual DVB-ASI
outputs
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Built in Web page control
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Covers the frequency bands 178MHz to 858MHz
•
Supports seven fixed DVB-T2 standard based parameter monitoring templates and seven
user programmable templates
•
Support for up to 256 DVB-T2 PLPs
•
Template parameters include T2 Frames per superframe, FEC block Length, Constellation
of L1 Post signalling, Carriers, Constellation (of PLP), Tone Reservation, Scattered Pilot
pattern, Guard Interval, Data symbols per T2 frame, FEC blocks per interleaving frame,
Time interleaving blocks per DVB- T2 frame
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Transport Stream monitoring option for Program Association Table (PAT) and 6 Packet
Identifiers (PID’s)
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Measured parameters for alarms also include RF level, receiver lock status, standard
MER, echo resistant L1-Post MER, LDPC, TS bit rate and frequency variation
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Alarm and template configuration over a LAN using SNMP or Web page
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Rear serial interface for terminal control
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Real Time Operating System (RTOS)
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Compatible with previous B104 control applications that interfaced with a B065 (not
compatible with S067)
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Low power consumption
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Reset/Status port on rear connector
MERlin supports up to 256 Physical Layer Pipes (PLPs), though only a single PLP is
supported in the UK.
Applications
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Transmitter Relay site monitoring
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DVB-T and DVB-T2 single and multi-service demodulation
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Digital turn-around (DTA) systems
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Signal acquisition for translating or transcoding platforms
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Off-air signal measurement and monitoring with user-defined alarm thresholds
