Extending a coaxial cable is a quick DIY fix that can save you from repositioning your modem or TV. To get the job done without losing signal quality, you typically need a (the "extender") and a second length of RG6 cable . Recommended Components at Best Buy
Every connection adds a small amount of signal loss (roughly 0.1dB for a coupler). If your internet drops or TV signal flickers, you may need a Coaxial Amplifier to boost the strength. coaxial cable extender best buy
Are you extending this for a modem or a TV antenna ? Extending a coaxial cable is a quick DIY
You can find these parts individually or as part of a set at Best Buy . coaxial cable extender best buy