... power supply, 2 return transmission modules, 4 forward. CSP8500 Optical Working StationSummary4 output, 45/87-862MHz, 2 optical receiving module, 2 ... ,FC/APC or SC/APC connector,rated output level104dBuV(input optical power -2dBm), outdoor waterproof housing,AC135~ ... optical power .•PHILIPS Power doubler output module•Four outputs with plug-in splitter•Plug-in splitter(tap) in output and plug-in return ...