dimanche 13 janvier 2019

RF Dummy load 50 ohm by CN8BY


- Homemade and Low Cost  RF dummy load

Hi everyone i would like to share my homemade dummy load 50 ohm / 250w 
i use an old power amplificateur four CB radio and 50 ohm/250w resistance i brought from Ebay for 4$ i tested on HF/VHF bands it's working great with SWR less than 1.2 ,  see the pictures :









(Sorry for my antenna analyzer he need calibration for resistance meter but the swr meter working well ).