Re: Narrow filter for CW #ubitxcw
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Why not use max7400 as a n lpf. It is a nice 8 pin dip and/or smď
Spend a while to study the datasheet. It can become variable lpf.
On Fri, 16 Aug 2019, 4:38 pm _Dave_ K0MBT, <davesters@...> wrote:
Yes I was hoping to steal someones design and spend less than 10 dollars.