On 11/3/2020 9:32 AM, dj7ww at t-online.de wrote: > Yes, the current heats up the dielectric around the center conductor. > RG393 with the same conductor size and its PTFE dielectric is specified at > 9500W on 6m. If I were to spend that money, it would be on hard line, which has lower loss and better shielding. 73, Jim K9YC