Ham Radio Deals

Low pass filter
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Author:  G0IUW [ Sat Aug 03, 2019 3:02 pm ]
Post subject:  Low pass filter

Back a while I found a website, which I can no longer find, showing a calculator for a simple Low pass filter.
This designs used just capacitors and resistors.

I need a LPF to cut-off everything above 500kHz.

Anyone have any designs?

Roger G0IUW

Author:  G0JUR [ Sat Aug 03, 2019 5:43 pm ]
Post subject:  Re: Low pass filter

This help? http://sim.okawa-denshi.jp/en/CRlowkeisan.htm

Author:  G0IUW [ Sun Aug 04, 2019 12:54 am ]
Post subject:  Re: Low pass filter

Thank you Neill

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