MRC DRS4000, Руководство пользователя и техническое руководство

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Introduction 1-6 DRS4000 Receiver User and Technical Manual
1.11 Standard/High Definition MPEG
Decoding
The DRS4000 Receiver incorporates a Standard Definition (SD)
MPEG decoder. High Definition (HD) decoding is an option. The
SD decoder includes the following features:
• 4:2:2 or 4:2:0 chroma support
• NTSC or PAL color television standard compliance with
four analog audio channels
• SDI outputs
• AES/EBU Digital Audio
• Wayside Data Channel
• DVB-ASI Output.
1.12 COFDM Demodulation
The DRS4000 Receiver incorporates a COFDM demodulator
that offers the following features:
• DVB-T Compliant
• DVB-T Bandwidth is Auto sensing (6 MHz, 7 MHz, or 8
MHz)
• LMS-T support
• LMS-T Bandwidth is 10 or 20 MHz selectable
• QPSK, 16QAM, or 64QAM modulation
1.13 Applications
The DRS4000 Receiver has several applications:
• Electronic News Gathering (ENG)
• Central receive sites
• Outside Broadcasting (OB)
• Portable Broadcasting.
1.14 Compatibility
The DRS4000 Receiver is compatible with the following
transmitters:
• MRC STRATA Portable Transmitter
• PTX PRO Transmitter
• MTX5000 Transmitter
• LINK XP
• LINK XP HD (future).
1.15 Options
You can customize the DRS4000 Receiver by choosing any of
the following options.
1.15.1 Block Downconverter Options
The following block downconverters are available as options:
MRC Models The following LNBs are supported:
• MRC 908149-5 LNB, 1.7 to 1.85 GHz
• MRC 908149-2 LNB, 1.9 to 2.2 GHz
• MRC 908149-10 LNB, 1.9 to 2.2 GHz/2.2 to 2.49 GHz
Switchable
• MRC 908149-1 LNB, 1.99 to 2.5 GHz
• MRC 908149-4 LNB, 2.3 to 2.7 GHz