Tuesday, January 26, 2016

Hybrid Low Pass filter - 160m,  part 2

   After 20m and 40m Hybrid Low Pass filter there is another one. Now for 160m and nulls 80m. I used RG-213 in first and RLF-10 coax cable in the second filter. There is 12 turns on T300-2 big toroid. There are some results:

RG-213 lambda/4 on 80m:

RLF-10 lambda/4 on 80m:

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