The American Fibertek 89A-N 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.
American Fibertek MR-89A-N Module Receiver – Master Features
- Bi-directional Audio and Contact Closure: Enables seamless communication and control, providing flexibility for various applications.
- Diagnostics: Power and Optical Presence indicators ensure you are aware of system status at a glance, minimizing troubleshooting time.
- Voice Operated (VOX) Transmission: Automatically activates transmission during voice detection, enhancing efficiency and reducing unnecessary noise.
- FM Modulated Audio: Ensures high-quality audio transmission, providing clear and reliable sound performance.
American Fibertek MR-89A-N Detailed Specifications
| Feature | Details |
| Model | MR-89A-N |
| Type | Module Receiver |
| Audio Transmission | Bi-directional |
| Closure Type | Contact Closure |
| Fiber Type | Multimode |
| Power Indicators | Yes |
| Optical Presence Indicators | Yes |
| Transmission Method | FM Modulated |
| Voice Activation | Yes (VOX) |



















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