[dtvmcdonald]

Originally Posted by Electronic M

I just use the peaking coils off digikey that Nick Miniman82 recommended many years ago. Such as this (this is one of several from that list): https://www.digikey.com/en/products/...-223-rc/969835
.

Those or the API Delavan (Spelling?) look-alikes were what I ended up with
in all cases. Only one, the 6.8 mH one in the Q, needed a value much different than the spec. I also found them to be the best ones in my HF radio 7 to 11 pole bandpass filters.