Digital hybrid telephone line interface (24 pages)
Summary of Contents for RTS IFB-828
Page 1
USER INSTRUCTIONS IFB-828 IFB Interface Power IFB-828 ™ 9300-7094-000 Rev B , 8/99...
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This warranty is the sole and exclusive express warranty given should be wrapped in paper and surrounded with at least four with respect to RTS products. It is the responsibility of the user inches of excelsior or similar shock-absorbing material. All...
Installation in an RTS Digital Matrix 4. Setup the IFB’s at the digital matrix intercom system 1. Mount the IFB-828 in an equipment rack or bay. It using the intercom system configuration software: should be positioned near eye height when sitting or standing to permit adjustment of the IFB program CSedit Users: see “Creating an IFB”...
Channel 7 IFB input (from matrix) 7. Connect from the appropriate 3-pin XLR output con- No connection nector of the IFB-828 to the LINE ( or LINES ) con- Channel 8 direct program input nector of the IFB belt pack. Typical cable wiring is Channel 8 IFB input (from matrix) shown in Figure 2.
IFB input feeds to the Interrupt channel and is adjusted by the INTERRUPT control. The control on the IFB-828 front panel can be used to mix the NON-INTERRUPT audio into the INTERRUPT audio. IFB-828 User Instructions 7...
Input (J9) Type: 50-pin telco Pin-out: see Table 1. Outputs (J1 to J8) Type: 3-pin male XLR Pin 1: Audio and DC Common Pin 2: +IFB audio (interrupt audio) and +24VDC Pin 3: +Direct program audio (non-interrupt audio) IFB-828 User Instructions...
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