Description
45-860 MHz Bandwidth. LED For Optical Input Status. Models Available in Both Stand Alone and Modular. Configurations For Installation In MIRC-12 And FIRC-3 Chassis’. Built-in Adjustable Optical Attenuator on FIBR-S4A-860-PA
https://www.satellitedish.com/FIBR-S4A-860-P.pdf