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| Latest Threads |
Data Request - 7/4/25
Forum: General Discussion
Last Post: Eric.Wouters
3 hours ago
» Replies: 1
» Views: 45
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Sold - System Blue Classi...
Forum: General Discussion
Last Post: byronbay
2026-04-27, 06:21
» Replies: 9
» Views: 5,503
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Request for non-commercia...
Forum: Website, Maps and Applications
Last Post: GalenIvor
2026-04-23, 10:49
» Replies: 2
» Views: 1,829
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Request for historical da...
Forum: Website, Maps and Applications
Last Post: aker
2026-04-22, 07:11
» Replies: 0
» Views: 382
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Where to see error improv...
Forum: Hardware, Software, Lightning Physics
Last Post: MDuperrier
2026-03-25, 15:22
» Replies: 9
» Views: 4,331
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System Blue H-field only
Forum: General Discussion
Last Post: gmiller43
2026-03-21, 16:29
» Replies: 2
» Views: 2,998
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Help linking account
Forum: General Discussion
Last Post: jamieh
2026-03-21, 03:43
» Replies: 6
» Views: 7,147
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How to see private messag...
Forum: General Discussion
Last Post: Buckethead
2026-03-15, 21:22
» Replies: 0
» Views: 1,447
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Station 18, with green pc...
Forum: Hardware, Software, Lightning Physics
Last Post: PetrosKa
2026-03-13, 13:44
» Replies: 1
» Views: 2,657
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Power Supply
Forum: Hardware, Software, Lightning Physics
Last Post: Eric.Wouters
2026-03-08, 11:14
» Replies: 2
» Views: 2,655
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| Logging in problem |
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Posted by: paulasara84 - 2020-12-15, 16:07 - Forum: General Discussion
- Replies (1)
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Registered a couple of days ago. Cannot log-in from opening page, get the error message that I am not registered. If I go to the email I received with the URL link, I am told there is no need as I am already registered. If I go to the 'Log In' button on that page, I am logged in. I am confused Any suggestions or help would be appreciated.
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| Magnetic Direction Finding |
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Posted by: ramanda12 - 2020-12-14, 20:03 - Forum: Hardware, Software, Lightning Physics
- Replies (2)
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Hello, i am a beginner and an electrical college student.
so, i have a project to try Magnetic Direction Finding (MDF) method to lightning location
because natural lightning occurence is hard to predict, my lecturer suggest me to model it into a spark gap from lightning impulse generator.
i have a question
can antenna for ligtning location system can also work to detect signal from a spark gap? or i have to make another antenna because the difference characteristic between lightning and spark gap? thank you! i hope you understand my english.
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| Piksekiirus ja väljamõeldis |
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Posted by: actiopabs94 - 2020-12-11, 08:24 - Forum: Non-English
- Replies (1)
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Olen lihtsalt segaduses pärast seda, kui kohtasin kedagi, kes üritas mulle Enelit (üks tükk) seletada.
Põhimõtteliselt oli idee, et kuna meie poolt välk pärineb tagasitulekust (mis tekitab välgu valguse), peab igaüks, kes reageerib piksenoolile, reageerima tagasituleku kiirusele (1/3 LS).
Mul on inimesi, kes ütlevad, et välgulappe ei saa enamasti tagasitulekuni mõõta, kuid miks see idee vale on?
Kas sellepärast, et tegelik välk pole sama kiirusega kui tagasitõmme?
Kui see nii on, siis miks ei saa lihtsalt öelda, et igaüks, kes reageerib välgule (mida me näeme), reageerib tagasilöögile?
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| Free to loving UK home - two system blue digital filters |
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Posted by: CarlOrsborn - 2020-12-09, 22:52 - Forum: General Discussion
- Replies (2)
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I bought six of the System Blue digital filter chips from Ebay, but used only four of them. LTC1569CS8-7 LTC1569-7 SOP-8.
I offer the remaining two free to a good UK home. (I've nothing against the rest of the world, but I don't fancy fighting customs forms, etc.)
They were stupidly expensive (and not in stock) from normal UK component distributors, but cheap from Hong Kong. The four I've used seem to work.
(Back when I worked for a UK chip manufacturing company, some of our chip batches that failed production test would sometimes turn up in Chinese-made products.)
https://www.ebay.co.uk/itm/154019932554
I don't know how this forum supports messaging, but Gypsum@pobox.com should find me.
Carl
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| System Red abzugeben |
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Posted by: iktribegr63 - 2020-11-26, 10:08 - Forum: Non-English
- Replies (1)
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Hallo,
ich hätte ein komplettes System RED abzugeben:
PCB 10.3 / 12.3 komplett bestückt und funktionsfähig aufgebaut
inkl. 2 elektr. geschirmter Ferritantennen, GPS-Antenne und Netzteil.
Bei Interesse, bitte PN an mich.
Viele Grüße.SHAREit Appvn
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