IFR 2026Q Operating Manual
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Contents
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4-2Combiner setupThis facility allows the user to route an individual signal source (A or B) to either its designatedseparate RF OUTPUT connector or through the combiner to the CONNECTION TO RADIOconnector. The current routing of the signal sources is always indicated by the source field at thebottom of the display. If both sources are routed to their separate connectors the combiner panelshows å not used.Combiner selectionSelect the required signal source-combiner configuration as follows:(1) On the Setup Menu press [Combiner Setup] to display the Combiner Setup Menu. Thisshows a graphical display of the current combiner setup similar to Fig. 4-2 below.Fig. 4-2 Combiner setup menu(2) Pressing the [O/P / å] key for a particular source toggles between connecting the source to itsown RF OUTPUT connector (shown by O/P on the display) or, via the combiner, to theCONNECTION TO RADIO connector (shown by å). Use these keys to select your requiredconfiguration. As shown by the display, the external INPUT FROM RADIO TEST SETsocket is permanently connected to the combiner.(3) At each change in configuration the A and B source panels and the combined output å panelat the bottom of the display change to show the new destinations. These settings are repeatedon all menus.(4) Pressing the [Indep’nt/Combiner] key switches between the current configuration having acombiner output and both sources having independent outputs. This provides a convenientway to restore the sources to normal, independent operation.(5) Selecting [EXIT] returns you to the Setup Menu.External sourceProvision is made on the rear panel for connecting an external signal generator to the combiner viathe INPUT FROM RADIO TEST SET (shown by EXT IN in Fig. 4-2 above). |
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