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This is post 2315 in a continuing series of simple ham radio antennas.
Do you need a dummy load for high-power testing? Try this experiment from "Lucky Dube in RC". The main heat absorbing medium is salt water, not transformer or mineral oil.
Here's more information from the author:
"Testing my Home brew saltwater dummy load. High power dummy loads are expensive diy with a bit of water and a halve teaspoon of salt ! Dirt cheap!"
Please be careful when you build and test this device.
Thanks for joining us today.
Aloha es 73 de Russ (KH6JRM).