American Fibertek MR-89A-N Single Fiber Bi-Directional Transreceiver, Multimode, Module Receiver

The American Fibertek MR-89A-N is a module receiver component of the 89A-N series single fiber bi-directional transceivers. The 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. Equipment may be ordered as stand alone modules or rack cards that are mounted in the American Fibertek Card Cages: SR-20/2 or SR-20R/1.


Also known as: MR89AN

Technical Specifications: Size: 5-3⁄4” x 6-3⁄4” x 1-3⁄8” Power Supply: 24 VAC Center Tap (AFI Part #: PS-24-CT-T) Temperature (Operating): -20°C to +70°C, non-condensing Connector: ST Loss Budget (62.5/125µ): 12 dB Wavelength: 850/1300 nm Response Time: 2 ms Output: Dry Contact Input: Switch Closure to Ground Connector: 5 Pin Screw Terminal SNR: 50 dB THD @ 1 KHz: 2% Audio: Bandwidth: 300 Hz to 10 KHz

For more information about the American Fibertek MR-89A-N, please contact us.