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Chapter 3 - Design of Party-Line Intercom Systems 31
Application 5 Medium System for Television
Figure 3.9
Medium intercom system for television.
This shows an RTS
™
TW large 12-channel system. This is a system that is in medium
trucks that haven’t yet switched over to a combination matrix and Party-Line system. This
system consists of five Model 803 Master Stations, four PS31 Power Supplies, one
SAP1626 Source Assign Panel, a BOP220 Break Out Panel, a VIE Video Isolate Panel, a
four belt pack Telex BTR600 Wireless Intercom, and various belt pack and other user
station. Also are interfaces to a telephone and a satellite communication link. Many trucks
have a similarly configured Clear-Com
®
system. The Master Stations are usually for: the
Director, Assistant Director, Lighting Director, Audio Mixer and Video operator (the one
with the VCP6A isolate panel. No IFB (Interrupted FeedBack) is shown in Figure 3-9, but
an IFB system is easily married to the Master Stations. A large RTS
™
IFB add-on is
shown in Figure 3-10. Note that Model 4020 is now Model 4030. Similar IFB systems are
available from Clear-Com and Audiocom. The Control Station connects to the “Hot Mic”