American Fibertek RR-89D Rack Card Receiver Interface for Dukane Intercom Systems

The American Fibertek 89D Series transmits one channel of high-quality low distortion bi-directional audio/contact closure on one multimode optical fiber. Designed to be completely transparent, the system field microphone and
audio levels can be adjusted to balance and optimize signal levels. Diagnostic indicators provide a quick visual indication of system status.

Features

• Bi-directional Audio and Contact Closure Transceivers
• Diagnostics: Power and Optical Presence
• Voice Operated (VOX) Transmission
• FM Modulated Audio