The most common cause of an Ethernet splitter not working is a faulty connection. This "reduction" is the splitter's insertion loss, and for a typical 2-Way (three port) splitter it's usually a 3. 5dB loss, which means that a bit. My setup has (currently) 5 displays (eventually 7 or 8), because of this i need to use a displayport splitter. Up until about 2 weeks ago this was working fine, then i updated and magically it stopped working. Now what are the symptoms you may ask? As it goes, kde settings sees the displays, and. Internet stops working once I split coax? Solved! Previous owner/ISP seems to have unhooked all coax cables from a splitter and directly connected to the single cable that runs to the modem. When I took this apart, put a splitter between the two, and only plugged in ONE additional coax cable, my. Yes it does your seeing a 3. Normally if your signal levels are good you won't notice any difference. If your really worried get an F barrel connector and call it a day Remember that the splitter only impacts signal strength. That will NOT affect data speed or throughput. I'm using a Wilson Electronics signal amplification system to try to get phone signal in my house. I'm going to attempt using a coaxial splitter like this one to split the amplified signal to multiple indoor antennas for broadcasting to multiple parts of the house, since the house is large and has. CABL Forum - Dont forget to terminate unused splitter ports! Dont forget to terminate unused splitter ports! >If you don't know your engineered desired input, ask the person in your system who dictates these things.