Re: cw filters

kh6sky
 

The MAX7410 can also be used as a notch filter.  I usually need one of these about as often as I do a peak filter. I am going to order a couple and experiment.  They are about $6 each at Digikey.

https://www.maximintegrated.com/en/design/technical-documents/app-notes/4/431.html

Jim KH6SKY

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