Concur. -----Original Message----- From: elecraft-boun...@mailman.qth.net <elecraft-boun...@mailman.qth.net> On Behalf Of Vic Rosenthal Sent: Tuesday, December 24, 2019 9:34 PM To: hawley, charles j jr <c-haw...@illinois.edu> Cc: elecraft@mailman.qth.net Subject: Re: [Elecraft] K3 - Power cable voltage drop
I have a Fluke DVM also. I gulped when I bought it some 30+ years ago, but it was a good decision. It’s like a Snap-On wrench. It just feels right and never let me down. Victor 4X6GP > On 25 Dec 2019, at 4:29, hawley, charles j jr <c-haw...@illinois.edu> wrote: > > I have a Fluke 87...for a couple of decades now. It does it all well. > > Chuck Jack Hawley > KE9UW > > Sent from my iPhone, cjack > >> On Dec 23, 2019, at 10:31 PM, Bob McGraw K4TAX <rmcg...@blomand.net> wrote: >> >> A good, known accurate DVM is an asset to any station. Use it to determine >> if the others are accurate. There are several good brands available. A >> DVM that is not accurate is worse than no DVM at all. >> >> My choice of many years ago is my Fluke 77. After I tapped it with too >> much voltage, I sent it to Fluke for repair and calibration. I am confident >> when I make a measurement it is accurate without question. >> >> Bob, K4TAX >> >> >> Sent from my iPhone >> >>>> On Dec 23, 2019, at 2:12 PM, Buck <radiok...@gmail.com> wrote: >>> >>> The reliable place to measure the voltage at the K3x is using the supply >>> voltage display meter in the radio. I was surprised to find mine was >>> significantly low. I thought it was voltage drop but changing the supply >>> cable didn't make much difference. >>> >>> Turns out the Astron power supply was more than a volt low and the meter on >>> the supply had been cranked up to make it appear to be correct. I used two >>> separate VOMs to set the power supply and then adjusted the meter to make >>> it agree. >>> >>> Moral of the story: don't rely on the meter on the power supply and assume >>> a low reading at the radio is due solely to voltage drop. >>> >>> >>> >>> Buck, k4ia >>> Honor Roll >>> 8BDXCC >>> EasyWayHamBooks.com >>> >>>>> On 12/23/2019 2:26 PM, Phil Kane wrote: >>>>> On 12/22/2019 9:44 AM, Bob McGraw wrote: >>>>> I also added a dedicated ground between the ground screw on the >>>>> back of the radio to the ground screw on the power supply. >>>> That's for "bonding". Where do you pick up "ground" - at the >>>> radio, at the PS, or at some other point? >>>> 73 de K2ASP - Phil Kane >>>> Elecraft K2/100 s/n 5402 >>>> From a Clearing in the Silicon Forest Beaverton (Washington County) >>>> Oregon >>>> ______________________________________________________________ >>>> Elecraft mailing list >>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>>> Help: http://mailman.qth.net/mmfaq.htm >>>> Post: mailto:Elecraft@mailman.qth.net This list hosted by: >>>> http://www.qsl.net Please help support this email list: >>>> http://www.qsl.net/donate.html Message delivered to >>>> radiok...@gmail.com >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:Elecraft@mailman.qth.net >>> >>> This list hosted by: http://www.qsl.net Please help support this >>> email list: http://www.qsl.net/donate.html Message delivered to >>> rmcg...@blomand.net >> >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> This list hosted by: http://www.qsl.net Please help support this >> email list: http://www.qsl.net/donate.html Message delivered to >> c-haw...@illinois.edu > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net Please help support this email > list: http://www.qsl.net/donate.html Message delivered to > k2vco....@gmail.com ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to gthorn...@thorntonmostullaw.com ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to arch...@mail-archive.com
