| VK3NX Australian Amateur Radio Station |
OZ4MM's TVI FILTER build
Stig's excellent results are no doubt due to his excellent interstage shielding!
Stig writes: " Hi Charlie I am not sure if you can see the details in my handwritten diagram?. But coils
and variable caps is same as you suggest. Only in my version, I got better result then I first had a
Bandstop>bandpass>bandstop at both 144 and 432.
As you can see on the photo, I did several experiments, so the final circuit is VERY UGLY, but works
fb, thanks to you Charlie."
Stig's excellent results are no doubt due to his excellent interstage shielding!
Stig writes: " Hi Charlie I am not sure if you can see the details in my handwritten diagram?. But coils
and variable caps is same as you suggest. Only in my version, I got better result then I first had a
Bandstop>bandpass>bandstop at both 144 and 432.
As you can see on the photo, I did several experiments, so the final circuit is VERY UGLY, but works
fb, thanks to you Charlie."
