Originally I used unpowered multi switches but the last one I used a powered switch. I am using quad shield copper core RG6. I think I found a possible issue/problem. As of Sunday I lost all signal. My cable run actually runs through my pond and appears that critters got into the conduit and...

I have gone through several multi-switches over the last couple years. They seem to last about 9 months and then we lose either the odd or even signal. I bypass the multi-switch and everything works. Any thoughts on what causes this? FYI Cable run is 220' to 18" dish on the other side of a pond.