An alternative to 4O3A filters

Surfing on the web i found up with a good alternative for the well known 4O3A High Power BPF´s. These are made by VA6AM. Check the link below for more informations.


” I can say the final result is good. I got more than 10 dB improvements for band isolation compare to 4O3A Triplexer+BPFs set.” – VA6AM on his website.



About Renner 5 Articles
Ham Radio Enthusiast. Enjoy all aspects of Amateur Radio Hobby, especially Contesting, DXing, DXpeditions, IOTA etc.

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