American Fibertek RT89TX Single Fiber Bi-Directional Transreceiver, Rack Card Transmitter, Multimode, TOA Compatible

The American Fibertek RT89TX is the rack card transmitter component of the 89TX series which 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. Rack cards can be mounted in the American Fibertek Card Cages: SR-20/2 or SR-20R/1.


Also known as: AFI-RT89TX, RT89TX

Technical Specifications: Input: Switch Closure to Ground Dimensions: 6-1/2” x 1” x 5” Power Supply: SR-20/2 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 Connector: 5 Pin Screw Terminal SNR: 50 dB THD @ 1 KHz: 2% Bandwidth: 300 Hz to 10 KHz

For more information about the American Fibertek RT-89TX, please contact us.