Contemporary Research QMOD-HDSC Guide d'installation Page 1

Contemporary Research 1 QMOD-HD IntegrationQMOD™ Integration TipsQMOD-HD HDTV ModulatorQMOD-HDSC Scaler ModulatorQMOD-SDI HD-SDI ModulatorJune 6, 2011

Contemporary Research 10 QMOD-HD IntegrationRF IntegrationIn this section, we will discuss the basics of RF distribution. We encourage integrators to

Contemporary Research 11 QMOD-HD IntegrationWhen the channels for over-the-air TV were created, the FCC had to carve out gaps to avoidconflicts with f

Contemporary Research 12 QMOD-HD IntegrationCombining ChannelsSomewhere at the cable company head end, the company combined all the different cable ch

Contemporary Research 13 QMOD-HD IntegrationUsing and Measuring RF Output LevelsOne important fact to understand is that, when combining modulators wi

Contemporary Research 14 QMOD-HD IntegrationRF Output Levels and CombinersNote, that when you combine RF channels, there is some loss, called insertio

Contemporary Research 15 QMOD-HD IntegrationDistribution and AttenuationIf you’re putting together a design for a new RF system, there are several fac

Contemporary Research 16 QMOD-HD IntegrationTapsTaps are used at the end of the wire in a system, feeding from one to eight TVs. A Tap has an Inand an

Contemporary Research 17 QMOD-HD IntegrationFactoring LevelsThe aim of your RF design is to deliver at least 0 dBmV for digital, 10 dB for analog to e

Contemporary Research 18 QMOD-HD IntegrationResourcesIn review, there are several key resources integrators will need to effective in providing HDTVso

Contemporary Research 19 QMOD-HD IntegrationIntegrating ControlNow that you’ve created an HD delivery system for RF, you can also integrate the displa

Contemporary Research 2 QMOD-HD IntegrationTable of ContentsOverview ...

Contemporary Research 3 QMOD-HD IntegrationOverviewCR QMOD™ technology is opening the door to new HDTV applications.Thanks to CR innovation,broadband

Contemporary Research 4 QMOD-HD IntegrationSource IntegrationHD Component SourceThe most common application for QMOD technology is to distribute the o

Contemporary Research 5 QMOD-HD IntegrationDirecTV TipsFor best performance, go to the receiver’s Setup/HDTV menus and: Go to Video and turn the Nati

Contemporary Research 6 QMOD-HD IntegrationQMOD-HDSCThe QMOD-HDSC has an internal scaler, so the setup is much simpler. Connect the VGA output to the

Contemporary Research 7 QMOD-HD IntegrationEncoding and RF SettingsThere are a number of settings you can change via the QMOD front panel. Some are ob

Contemporary Research 8 QMOD-HD IntegrationOf course, there are exceptions to every rule that often arise with older displays with archaicfirmware, wh

Contemporary Research 9 QMOD-HD IntegrationBasic TroubleshootingSymptom SolutionsQMOD constantly resets – analoginputsUsually, the encoder is resettin