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Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: Christopher Howard <christopher@librehacker.com> Newsgroups: sci.electronics.design Subject: Re: signal leads that pick up less ambient noise? Date: Mon, 24 Feb 2025 08:46:54 -0900 Organization: A noiseless patient Spider Lines: 18 Message-ID: <878qpvme0h.fsf@librehacker.com> References: <87cyfd3hpz.fsf@librehacker.com> <k1acrj172rnjg5i2su95ovs9f0vcnjn69p@4ax.com> <8734g9qzgu.fsf@librehacker.com> <vp7o6f$2stuq$4@dont-email.me> <87tt8onssh.fsf@librehacker.com> <vp9hc3$3b68q$1@dont-email.me> <87a5afnsh1.fsf@librehacker.com> <vpad2m$1ndv$1@nnrp.usenet.blueworldhosting.com> <87wmdjm7pg.fsf@librehacker.com> <mjkhrjpt9q427bkb8rvtqe7aeugta3q43e@4ax.com> <87seo7m33b.fsf@librehacker.com> <7u2irj1m59u6974v5mndoa080o0c5ci4bj@4ax.com> MIME-Version: 1.0 Content-Type: text/plain Injection-Date: Mon, 24 Feb 2025 18:47:03 +0100 (CET) Injection-Info: dont-email.me; posting-host="da12e9b6cc6b9982fec4105546577337"; logging-data="1368817"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/EYSSSFG+7pj9njyWPhSHzEW+9koL/aEI=" User-Agent: Gnus/5.13 (Gnus v5.13) Cancel-Lock: sha1:YpPFF94x7PfpuO0dVlWG2tVw6NU= sha1:C0sqbVE+TM7o71V5c79oXVsbIR0= Bytes: 1941 Joe Gwinn <joegwinn@comcast.net> writes: > Google for coaxial feed through capacitors. > > .<https://www.engineering.com/the-engineers-guide-to-feedthrough-capacitors/> > > .<https://www.ketemicro.com/tec_info28.html> > Thank you, I've stored these links and started looking through them. Question: With a simple C feed through capacitor, with no resistive element, do you have trouble with ringing? I had thought this was a reason to use RC filters rather than just C bypass filter, to reduce/eliminate ringing. -- Christopher Howard