The Valcom Digital Feedback Eliminator and Message Stacker is designed to eliminate acoustic feedback and act as a message stacker. When a page is made, the message is digitized and saved. Upon completion of the live page, the message is released for broadcast over the speakers. While a message is being broadcast, a second message may be recorded. Additionally, up to four V-9964 units may be chained together to allow up to eight messages to be simultaneously processed. Feedback Eliminator and Message Stacker Features: Automatic gain control Adjustable VOX sensitivity Compatible with Valcom Multi-Zone Control Units and Station Adapters Two input channels: Switch selectable primary and priority, or two channels with equal priority; both inputs are switch selectable for Loop Start or VOX operation Two audio outputs: 600 Ohms with loop supervision to a page control unit or 8 Ohms line level output to amplified speakers Background music input Total of three normally open relay contacts for PLAY, RECORD and BUSY modes (one contact each) LED status indicators for POWER, RECORD, PLAY and BUSY Dip switch option programming Message abort feature Dimensions: 11.76"(H) x 7.10"(W) x 1.72"(D)
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