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Path: ...!weretis.net!feeder9.news.weretis.net!usenet.blueworldhosting.com!diablo1.usenet.blueworldhosting.com!nnrp.usenet.blueworldhosting.com!.POSTED!not-for-mail From: "Edward Rawde" <invalid@invalid.invalid> Newsgroups: sci.electronics.design Subject: Re: more X-rays Silvertel PoE Supply Date: Thu, 3 Oct 2024 14:35:01 -0400 Organization: BWH Usenet Archive (https://usenet.blueworldhosting.com) Lines: 75 Message-ID: <vdmo4m$20b7$1@nnrp.usenet.blueworldhosting.com> References: <kqbrfjhrd5oto8ud8vm0395p6oo8eipige@4ax.com> <vdkca5$14va$1@nnrp.usenet.blueworldhosting.com> <kgirfj1614cfkvknad7dl2igqcb2qi5tq7@4ax.com> <vdkjea$1i66$1@nnrp.usenet.blueworldhosting.com> <tvvrfj57ufu4n1c5uq4hnpmjd9hhr0rukl@4ax.com> <vdl124$15oh$1@nnrp.usenet.blueworldhosting.com> <1f2sfj9tgq6016t52f9hdr22cr8kcq98tv@4ax.com> <vdl4ea$2qcd$1@nnrp.usenet.blueworldhosting.com> <8setfj16rrdda2uhegqfs50d8au0s53ho6@4ax.com> <vdmj0j$23hv$1@nnrp.usenet.blueworldhosting.com> <hpltfjheaoj11aaf2vc9qht9tgb07thlpu@4ax.com> Injection-Date: Thu, 3 Oct 2024 18:35:02 -0000 (UTC) Injection-Info: nnrp.usenet.blueworldhosting.com; logging-data="65895"; mail-complaints-to="usenet@blueworldhosting.com" Cancel-Lock: sha1:6rff1M9iFl02yK3B9sMw0t8KUks= sha256:MNTmWBs09KvSKm9JpowJKc7Am3LCWjEY09DJT7KU2mY= sha1:ufAWv3zvw+xig5xdxBcA8QtoZAA= sha256:BlN8+BCvgey/7F3e0Doc1QSy6S6B66u9VAKUaQu6Ycs= X-Priority: 3 X-MSMail-Priority: Normal X-RFC2646: Format=Flowed; Original X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6157 X-Newsreader: Microsoft Outlook Express 6.00.2900.5931 Bytes: 5099 "john larkin" <jl@glen--canyon.com> wrote in message news:hpltfjheaoj11aaf2vc9qht9tgb07thlpu@4ax.com... > On Thu, 3 Oct 2024 13:07:30 -0400, "Edward Rawde" > <invalid@invalid.invalid> wrote: > >>"john larkin" <JL@gct.com> wrote in message news:8setfj16rrdda2uhegqfs50d8au0s53ho6@4ax.com... >>> On Wed, 2 Oct 2024 23:52:38 -0400, "Edward Rawde" >>> <invalid@invalid.invalid> wrote: >>> >>>>"john larkin" <JL@gct.com> wrote in message news:1f2sfj9tgq6016t52f9hdr22cr8kcq98tv@4ax.com... >>>>> On Wed, 2 Oct 2024 22:54:59 -0400, "Edward Rawde" >>>>> <invalid@invalid.invalid> wrote: >>>>> >>>>>>"john larkin" <JL@gct.com> wrote in message news:tvvrfj57ufu4n1c5uq4hnpmjd9hhr0rukl@4ax.com... >>>>>>> On Wed, 2 Oct 2024 19:02:33 -0400, "Edward Rawde" >>>>>>> <invalid@invalid.invalid> wrote: >>>>>>> >>>>>>>>"john larkin" <jl@glen--canyon.com> wrote in message news:kgirfj1614cfkvknad7dl2igqcb2qi5tq7@4ax.com... >>>>>>>>> On Wed, 2 Oct 2024 17:00:52 -0400, "Edward Rawde" >>>>>>>>> <invalid@invalid.invalid> wrote: >>>>>>>>> >>>>>>>>>>"john larkin" <jl@glen--canyon.com> wrote in message news:kqbrfjhrd5oto8ud8vm0395p6oo8eipige@4ax.com... >>>>>>>>>>> On Wed, 2 Oct 2024 11:46:21 -0400, "Edward Rawde" >>>>>>>>>>> <invalid@invalid.invalid> wrote: >>>>>>>>>>> >>>>>>>>>>>>"john larkin" <JL@gct.com> wrote in message news:v6mqfjd93ib6q8j7d7ontsaouidieh5b2u@4ax.com... >>>>>>>>>>>>> On Wed, 02 Oct 2024 06:22:43 GMT, Jan Panteltje <alien@comet.invalid> >>>>>>>>>>>>> wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>>On a sunny day (Tue, 01 Oct 2024 14:16:09 -0700) it happened john larkin >>>>>>>>>>>>>><jl@glen--canyon.com> wrote in <tipofjdtie76lbtd7lc2ger5uo7sglq3p5@4ax.com>: >>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>>https://www.dropbox.com/scl/fo/s6wfz2xtdyd6tv32tq3fp/AET6J4oF84HG2hJMeST6F-E?rlkey=acyvuv4z0h2kg0x97azbed8uo&dl=0 >>>>>>>>>>>>>> >>... >>>>Actually I'm just trying to figure out what you're trying to do with PoE. >>> >>> Create a product line of aerospace instrumentation, small boxes that >>> can be placed right next to loads or motors or sensors and need only a >>> cat5 cable for power and computer interface. >>> >>> The current practice is to put a PXIe or VME crate in a rack and >>> interface it to a computer (maybe $10K) and then buy modules and then >>> design and buy fabulously expensive custom cables out to the field. >>> Tha cables can cost more than the things that they connect. And rack >>> space is often very valuable. >> >>USB4 is likely to become the only wired interface needed on most future devices for short distance communication. >>Almost 250W power capability too if you believe this page: >>https://en.wikipedia.org/wiki/USB4 >>But other sources say up to 100W. >>You'll still need an RJ45 connector and maybe optional wart connector of course. >>And anything else a specialist application needs. >> >>> >>> The power supply module is just the test bed for the first box in the >>> family. Most modules would only need a few watts, but this one allows >>> some thermal characterization too. >>> >>> We're about to go public with the concept. Wanna see the intro? >> >>You mean you've uploaded it but haven't posted the dropbox link yet? > > I'll take that for "no". > If I wanted 5V or 12V at only a few watts in a custom design I'd likely go with: https://www.we-online.com/en/system/search?sword=mp8017 For other volts I'd look into a custom transformer. You're welcome.