In the Age of Fiber, Long Copper Runs are Still Necessary—How Low Loss Coaxial Cables Meet the Need for Large Coax Installations – Microwave Product Digest
Attenuation Chart - 50 Ohm Coaxial Cable
Coax cable attenuation / loss charts
Notes on using RG-174 Coaxial Cable at Medium and Lower HF Frequencies :: DXing.info