Jorge, In short, no. As has been stated repeatedly lightning protection is the responsibility of the owner, not the radio vendor.
Can we move on to other topics please? 73, Adrian K7RJS > On May 5, 2024, at 10:44 AM, Jorge Diez - CX6VM <cx6vm.jo...@gmail.com> wrote: > > hello > > To finish with this topic, I was just wondering if a device that is > intended for use in remote stations, always connected and in some cases > with no one to disconnect during storms, could not have a better USB > connector, for example > > If he tells me it can't be done, fine, my question has been answered and > thank you very much. > > time to move on to other virtues of Elecraft > > 73, > Jorge > CX6VM/CW5W > >> El dom, 5 may 2024 a las 10:12, Mike Fatchett W0MU (<w...@w0mu.com>) >> escribió: >> >> Lightning is like wildfires which burn some houses or land but not >> others. There is no rhyme or reason why some devices are not damaged >> and other are. I suspect that most items were damaged but not made >> inoperable. >> >> Couldn't the argument be made that the computer or USB hub should do >> more and at what cost? >> >> You are quite lucky that your entire shack was not destroyed. >> >> I don't believe Elecraft should be blamed here, nor do I believe they >> need to do anything. There is no preponderance of data that shows the >> Elecraft interface is more or less susceptible to this damage. >> >> My power supplied failed and produced an over voltage situation which >> damaged my K3. It it the fault of the PS maker or Elecraft? >> >> These situations are why many of us have Insurance that cover these >> events. This coverage could be a homeowners policy or policies similar >> to the ARRL insurance program. These coverage's may or may not be >> available to everyone however. >> >> W0MU >> >> >>> On 5/4/2024 10:57 PM, Rick NK7I wrote: >>> Thread subject changed to reflect the actual topic. >>> >>> It is the station owner that is responsible for lightning protection >>> (or other environmental risks); not Elecraft or most any product >>> vendor of any type. To require more, would cost more (for the >>> hardware and for the liability risk that the company would have to >>> endure). >>> >>> The area/s missed in the protective system design, can be demonstrated >>> by a nearby or direct hit (induced voltages and current can be almost >>> as damaging); as you already found (and it's EASY to miss an entry >>> point, no blame intended). >>> >>> The ARRL has a good amount of simplified how-to in the book "Grounding >>> and Bonding" but several readings may still be needed for >>> understanding the content. There are other good resources (Motorola >>> has one, so does the cell phone industry; each is excellent but best >>> used to induce sleep, they are intense and technical and reference >>> various applicable laws). >>> >>> It's not all about lightning but static dissipation as an energy >>> source. That static source may also be dust, wind, snow, or rain >>> (yes, water). Diverting that charge OUTSIDE the building (shack) to >>> GROUND is the basic plan but it must also include EVERY entry point >>> (cable TV, phone, DSL, antenna, rotor, control cables for antennas, >>> mast, satellite dishes and tower). >>> >>> Using several ground rods as part of a system is common BUT they must >>> all be bonded to each other AND to the one common safety ground of the >>> building (US and other countries require this, by law). Use of water >>> pipes is no longer code, in the US (because PEX and PVC are common, >>> defeating ability to take to ground). >>> >>> From your description Jorge, it sounds like you did it correctly, but >>> missed an entry point. Now you'll have to replace parts, sadly. >>> >>> Let's limit any more, to Elecraft specific topics. This one has >>> wandered well afield of Elecraft. >>> >>> 73, >>> Rick nk7i >>> >>> >>> On 5/4/2024 9:21 PM, Jorge Diez - CX6VM wrote: >>>> Hi Dave >>>> >>>> I have a panel like yours, each antenna to a discharger, on a copper >>>> sheet. >>>> Nothing has happened with the coaxial and antenna switch >>>> >>>> I have several rods that make the ground and a copper bar behind the >>>> desk >>>> and all the equipment is connected to the ground >>>> >>>> The lighting came through the antenna of my internet link, then it >>>> went to >>>> the router, then to the computer where I have the kpa1500 connected >>>> with a >>>> USB cable >>>> >>>> My question about whether Elecraft could do more is whether there >>>> could be >>>> something better than the USB it currently has, which seems to me to >>>> be a >>>> simple USB connector, like that of any printer for example. >>>> >>>> So there is my question, if for such an expensive piece of equipment, >>>> there >>>> could be something of better quality, if not, I apologize, we will >>>> have to >>>> live with these things. >>>> >>>> See you in the bands!!! >>>> >>>> Have a good weekend! >>>> >>>> 73, >>>> Jorge >>>> CX6VM/CW5W >>>> >>>> El dom, 5 may 2024 a las 1:08, Dave (NK7Z) (<d...@nk7z.net>) escribió: >>>> >>>>> Jorge, >>>>> >>>>> I can only go by what you said: >>>>> >>>>> "Last week I experienced a lightning strike" >>>>> >>>>> That sounds a lot like a direct discharge into the shack, so I am >>>>> responding to your comment, if that is not correct, please help me >>>>> understand what actually happened... >>>>> >>>>> Lightening is strange, it can take out one piece of equipment, and not >>>>> touch another... It all depends on how your shack is grounded, and how >>>>> it is bonded. When grounding commercial equipment, even the path the >>>>> wire takes is important... Curves, straight line runs, etc... >>>>> >>>>> What sort of ground system are you using, and what sort of lightening >>>>> protection did you have in place at the time of the lightening event? >>>>> >>>>> Take a look at: >>>>> >>>>> https://www.nk7z.net/building-a-coax-entry-panel/ >>>>> >>>>> That is my entry panel. I am slowly building a ground ring around the >>>>> house... Why? Because only I can build a system to help reduce the >>>>> chances of lightening taking out something in my environment. It is >>>>> after all my home, and my environment, so I can not, and do not, hold >>>>> Elecraft responsible for things they can not control. Elecraft, can not >>>>> be responsible for my grounding, and bonding practices. >>>>> >>>>> Respectfully, in your original question you implied that Elecraft >>>>> should >>>>> have done more to make the KPA1500 withstand an as yet, correctly >>>>> defined lightening event. Again, respectfully, if you believe Elecraft >>>>> failed in some way, then you should say what, and how they failed... >>>>> Not imply they should have done more... That is unfair. >>>>> >>>>> With respect to the weekend-- I hope to see you in the 7QP contest! I >>>>> will be on Sunday, but I fear the Sun will not assist much... Take care >>>>> my friend... >>>>> >>>>> 73, and thanks, >>>>> Dave (NK7Z) >>>>> https://www.nk7z.net >>>>> ARRL Volunteer Examiner >>>>> ARRL Technical Specialist, RFI >>>>> ARRL Asst. Director, NW Division, Technical Resources >>>>> >>>>> On 5/4/24 17:42, Jorge Diez - CX6VM wrote: >>>>>> hi Dave >>>>>> >>>>>> I don't know what to tell you, I imagine that a direct discharge into >>>>>> the shack would have burned everything. >>>>>> >>>>>> I had 6 USB cables connected to the laptop, they burned the USB of >>>>>> a box >>>>>> of GHE that costs $160 and the USB of the KPA1500 that costs +$7000 >>>>>> >>>>>> rotor controls and other PCs did not burn >>>>>> >>>>>> In short, it was the fear I had of buying new and sophisticated >>>>>> equipment living so far from where the company is located. >>>>>> >>>>>> Have a good weekend >>>>>> >>>>>> 73, >>>>>> Jorge >>>>>> CX6VM/CW5W >>>>>> >>>>>> El sáb, 4 may 2024 a las 21:31, Dave (NK7Z) (<d...@nk7z.net >>>>>> <mailto:d...@nk7z.net>>) escribió: >>>>>> >>>>>> Hi Jorge, >>>>>> >>>>>> That device would not stand a strike... As per the US Weather >>>>> service, >>>>>> (https://www.weather.gov/safety/lightning-power >>>>>> <https://www.weather.gov/safety/lightning-power>), a typical >>>>> lightening >>>>>> bolt runs around 300,000,000 volts, at 30,000 amps. That >>>>>> device is >>>>>> speced for 4000 volts... >>>>>> >>>>>> For Elecraft to protect the amp against a lightening strike as >>>>>> you >>>>>> described you had, they would need to add a LOT more hardware >>>>>> than >>>>> that >>>>>> to the price of an already expensive amp, and most people >>>>>> would never >>>>>> see need the protection. Hence why they don't even try and >>>>>> protect >>>>>> against a direct lightening strike. >>>>>> >>>>>> The onus for lightening protection always rests with the device >>>>> owner. >>>>>> 73, and thanks, >>>>>> Dave (NK7Z) >>>>>> https://www.nk7z.net <https://www.nk7z.net> >>>>>> ARRL Volunteer Examiner >>>>>> ARRL Technical Specialist, RFI >>>>>> ARRL Asst. Director, NW Division, Technical Resources >>>>>> >>>>>> On 5/4/24 16:36, Jorge Diez - CX6VM wrote: >>>>>>> Dave >>>>>>> >>>>>>> I am not an engineer and I don't know anything about >>>>>> electronics >>>>>> either, >>>>>>> but I am very receptive to the solutions that many radio >>>>>> friends >>>>>> give me. >>>>>>> >>>>>>> which made me think if the kpa1500 or k4 usb was built with >>>>>> something >>>>>>> like this, >>>>>>> >>>>>> >>>>> >> https://www.blackbox.com/en-ca/store/product/detail/USB-to-USB-Isolator-4-kV-1-Port/SP387A >>>>> >>>>> < >>>>> >> https://www.blackbox.com/en-ca/store/product/detail/USB-to-USB-Isolator-4-kV-1-Port/SP387A >>> >>>>> < >>>>> >> https://www.blackbox.com/en-ca/store/product/detail/USB-to-USB-Isolator-4-kV-1-Port/SP387A >>>>> >>>>> < >>>>> >> https://www.blackbox.com/en-ca/store/product/detail/USB-to-USB-Isolator-4-kV-1-Port/SP387A >>>> >>>>> it might be beneficial or not, just thinking out loud >>>>>>> >>>>>>> 73, >>>>>>> Jorge >>>>>>> CX6VM/CW5W >>>>>>> >>>>>>> El sáb, 4 may 2024 a las 19:06, Dave (NK7Z) (<d...@nk7z.net >>>>>> <mailto:d...@nk7z.net> >>>>>>> <mailto:d...@nk7z.net <mailto:d...@nk7z.net>>>) escribió: >>>>>>> >>>>>>> Jorge, >>>>>>> >>>>>>> I would imagine if you approach Elecraft with that >>>>>> mindset, >>>>> their >>>>>>> thoughts will be you should take care of your own >>>>>> lightening >>>>>> protection. >>>>>>> >>>>>>> 73, and thanks, >>>>>>> Dave (NK7Z) >>>>>>> https://www.nk7z.net <https://www.nk7z.net> >>>>>> <https://www.nk7z.net >>>>>> <https://www.nk7z.net>> >>>>>>> ARRL Volunteer Examiner >>>>>>> ARRL Technical Specialist, RFI >>>>>>> ARRL Asst. Director, NW Division, Technical Resources >>>>>>> >>>>>>> On 5/4/24 09:10, Jorge Diez - CX6VM wrote: >>>>>>>> Last week I experienced a lightning strike and the I/O >>>>>> module of >>>>>>> my KPA1500 >>>>>>>> was damaged, what has Elecraft thought to ensure >>>>>> that the >>>>>>> equipment is not >>>>>>>> damaged? >>>>>>> ______________________________________________________________ >>>>>>> Elecraft mailing list >>>>>>> Home:http://mailman.qth.net/mailman/listinfo/elecraft >>>>>> <http://mailman.qth.net/mailman/listinfo/elecraft> >>>>>>> <http://mailman.qth.net/mailman/listinfo/elecraft >>>>>> <http://mailman.qth.net/mailman/listinfo/elecraft>> >>>>>>> Help:http://mailman.qth.net/mmfaq.htm >>>>>> <http://mailman.qth.net/mmfaq.htm> >>>>>>> <http://mailman.qth.net/mmfaq.htm >>>>>> <http://mailman.qth.net/mmfaq.htm>> >>>>>>> Post:mailto:Elecraft@mailman.qth.net >>>>>> <mailto:Elecraft@mailman.qth.net> >>>>>> <mailto:Elecraft@mailman.qth.net >>>>>> <mailto:Elecraft@mailman.qth.net>> >>>>>>> >>>>>>> This list hosted by:http://www.qsl.net >>>>>> <http://www.qsl.net> >>>>>> <http://www.qsl.net <http://www.qsl.net>> >>>>>>> Please help support this email list: >>>>>> http://www.qsl.net/donate.html <http://www.qsl.net/donate.html> >>>>>>> <http://www.qsl.net/donate.html < >>>>> http://www.qsl.net/donate.html>> >>>>>>> Message delivered tocx6vm.jo...@gmail.com >>>>>> <mailto:cx6vm.jo...@gmail.com> >>>>>>> <mailto:cx6vm.jo...@gmail.com >>>>>> <mailto:cx6vm.jo...@gmail.com>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> 73, >>>>>>> Jorge >>>>>>> CX6VM/CW5W >>>>>> ______________________________________________________________ >>>>>> Elecraft mailing list >>>>>> Home:http://mailman.qth.net/mailman/listinfo/elecraft >>>>>> <http://mailman.qth.net/mailman/listinfo/elecraft> >>>>>> Help:http://mailman.qth.net/mmfaq.htm >>>>>> <http://mailman.qth.net/mmfaq.htm> >>>>>> Post:mailto:Elecraft@mailman.qth.net <mailto: >>>>> Elecraft@mailman.qth.net> >>>>>> This list hosted by:http://www.qsl.net <http://www.qsl.net> >>>>>> Please help support this email >>>>>> list:http://www.qsl.net/donate.html >>>>>> <http://www.qsl.net/donate.html> >>>>>> Message delivered tocx6vm.jo...@gmail.com >>>>>> <mailto:cx6vm.jo...@gmail.com> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> 73, >>>>>> Jorge >>>>>> CX6VM/CW5W >>>> >>> ______________________________________________________________ >>> 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 w...@w0mu.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 cx6vm.jo...@gmail.com > > > > -- > 73, > Jorge > CX6VM/CW5W > ______________________________________________________________ > 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 kj7...@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 arch...@mail-archive.com
