Thank you On Mon, May 23, 2022, 4:59 PM David Hold via BVARC <bvarc@bvarc.org> wrote:
> I will bet …. If you ohm out the negative post and chassis you will find > out they are the same. > If so just take negative to ground rod or wire under a chassis screw to > ground. > > On Mon, May 23, 2022 at 4:51 PM Mike Knedr via BVARC <bvarc@bvarc.org> > wrote: > >> Thank you for the information. >> I have a semlex sec-1235m power supply. >> It doesn't seem to have a chassis ground like the radio and the tuner >> does. Does it need to be grounded? >> >> On Mon, May 23, 2022, 1:53 PM Robert Polinski via BVARC <bvarc@bvarc.org> >> wrote: >> >>> Do not preform any electrical work unless you are comfortable as to what >>> you are doing. Do not in any case ground the 3rd prong of an electrical >>> cord to a ground rod that is not bonded to your electrical service. You >>> could cause an electrical potential difference between ground thru your >>> equipment or thru YOU. Remember, an earth ground has resistance. An >>> electrical fault (short to chassis or ground) needs a low resistance path >>> back to its source, a metal conductor, the earth can be a high resistance >>> path. Low resistance will cause the protective device ( Breaker or fuse) to >>> open. Robert KD5YVQ >>> >>> >>> >>> *From:* BVARC <bvarc-boun...@bvarc.org> *On Behalf Of *Joseph Benoit >>> via BVARC >>> *Sent:* Sunday, May 22, 2022 8:59 AM >>> *To:* BRAZOS VALLEY AMATEUR RADIO CLUB <bvarc@bvarc.org> >>> *Cc:* Joseph Benoit <wa3...@gmail.com> >>> *Subject:* Re: [BVARC] Ground rod >>> >>> >>> >>> Mike. Not a direct answer to your ground rod issue BUT upon inspection, >>> you will find the wire feeding the outlet boxes probably does contain a >>> ground wire, just that they didn't have three-prong outlets or continue >>> grounds properly >>> >>> Not sure you want to tackle this BUT it is easy just time-consuming. >>> After you've done a couple, maybe 15 minutes each. >>> >>> Experiment with one outlet to see if you are up to it. >>> >>> Look in your breaker panel and you will see a bunch of ground wires >>> connected to the ground buss so obviously they go SOMEWHERE (just not >>> terminated at the outlets and switches). >>> >>> Time to replace those old outlets and switches anyway. Don't buy the >>> cheapest outlets, stick to made in USA; Proven to be better connections >>> inside. >>> >>> You can fix the issue with the no-grounded outlets throughout the house >>> and make things much safer. Buy an outlet tester (a few bucks; three LED's) >>> if you don't have one. Get about 10 feet (jic) #14 solid copper wire green >>> or whatever color.; stripping entirely bare if not green. Have a small >>> assortment of appropriate wire nuts and electrical tape. Amazing how many >>> three pronged outlets don't have any wire to ground screw although the bare >>> ground wire is in there (sometimes just balled-up. Good time to identify >>> what breaker does what and to make sure that breaker is OFF before you >>> remove the outlet or light switch.. By getting to each and every outlet >>> and switch and make sure the ground wires that are there are all connected >>> to each other (may be multiple cables in same box) connect them all >>> together adding a pig tail if it was cut too short. Add a short pigtail to >>> the new 3-prong grounded receptacle. Also look at any junction boxes hiding >>> in the attic. Have to be patient since, in an older house like ours, one >>> room may feed another room and the problem won't resolve until all the >>> grounds are tied together. One day project does the whole house. >>> >>> Good idea to take a wrap of tape around the receptacle or switch for >>> safety (for safety and to keep that ground wire from touching where it >>> shouldn't. >>> >>> >>> >>> On Fri, May 20, 2022 at 8:19 PM Mike Knedr via BVARC <bvarc@bvarc.org> >>> wrote: >>> >>> The house was built in the 60's. >>> >>> So there is no ground to the receptacles. >>> >>> I was planning on building an extension cord with a gfci and running the >>> ground to the rod. >>> >>> I was thinking about flat braid from a ground buss bar to the rod for >>> the radio, tuner, and power supply. >>> >>> >>> >>> Any thoughts? >>> >>> >>> >>> Mike KI5UBL 73 >>> >>> >>> >>> On Fri, May 20, 2022, 7:57 PM Michael Giannaccio via BVARC < >>> bvarc@bvarc.org> wrote: >>> >>> Hi Mike, >>> >>> When I put mine in I left about 8-12” out of the ground. Plenty of room >>> for multiple clamps and coax grounding blocks. >>> >>> If you’re not already aware make sure you bond your station ground with >>> your home’s electrical ground. I have some wire that you’re welcome to for >>> bonding if your run isn’t too long. Let me know! >>> >>> 73, >>> >>> Mike Giannaccio >>> W5REZ >>> >>> > On May 20, 2022, at 6:53 PM, Mike Knedr via BVARC <bvarc@bvarc.org> >>> wrote: >>> > >>> > >>> > I'm am installing an eight foot ground rod for my new shack. >>> > My question is how much leave above ground to attach the grounds. >>> > ________________________________________________ >>> > Brazos Valley Amateur Radio Club >>> > >>> > BVARC mailing list >>> > BVARC@bvarc.org >>> > http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >>> > Publicly available archives are available here: >>> https://www.mail-archive.com/bvarc@bvarc.org/ >>> >>> >>> ________________________________________________ >>> Brazos Valley Amateur Radio Club >>> >>> BVARC mailing list >>> BVARC@bvarc.org >>> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >>> Publicly available archives are available here: >>> https://www.mail-archive.com/bvarc@bvarc.org/ >>> >>> ________________________________________________ >>> Brazos Valley Amateur Radio Club >>> >>> BVARC mailing list >>> BVARC@bvarc.org >>> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >>> Publicly available archives are available here: >>> https://www.mail-archive.com/bvarc@bvarc.org/ >>> >>> ________________________________________________ >>> Brazos Valley Amateur Radio Club >>> >>> BVARC mailing list >>> BVARC@bvarc.org >>> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >>> Publicly available archives are available here: >>> https://www.mail-archive.com/bvarc@bvarc.org/ >>> >> ________________________________________________ >> Brazos Valley Amateur Radio Club >> >> BVARC mailing list >> BVARC@bvarc.org >> http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org >> Publicly available archives are available here: >> https://www.mail-archive.com/bvarc@bvarc.org/ >> > -- > David Hold david.h...@gmail.com > ________________________________________________ > Brazos Valley Amateur Radio Club > > BVARC mailing list > BVARC@bvarc.org > http://mail.bvarc.org/mailman/listinfo/bvarc_bvarc.org > Publicly available archives are available here: > https://www.mail-archive.com/bvarc@bvarc.org/ >
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