Re: BCI filter question.

K9HZ <bill@...>
 

If you search the QST archives for his call you will find two articles by him.  One for transmitting filters and one for receiving. The receiving filter document is the one you want.  These are the most common low pass/ band pass filters used by hams today.   


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On Jan 3, 2018, at 3:35 AM, ohwenzelph via Groups.Io <Ohwenzelph@...> wrote:

 K9HZ
Jan 2   

You can build an excellent W3NQN BC filter for about $5. “

Do do you have details on how?

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