The OT9/1FEC-4 from EMP-Centauri s.r.o is a Fiber Optic Transmitter that operates at a wavelength of 1270 nm - 1430 nm. It has 8 satellite inputs with a frequency range of 950 MHz - 2150 MHz and 1 terrestrial input with a frequency range of 40 MHz - 862 MHz. This single-mode fiber optic transmitter has a maximum input level of 85 dBµV and split ratio of 1:32. It supports an SC/APC attenuator with an optical attenuation of 3 dB - 6 dB. This fiber optic transmitter requires a DC supply voltage of 12 V and 0.6 A of current. It is available in an aluminium housing that measures 18.5 (W) cm x 14.5 (D) cm x 9 (H) cm.