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		<title><![CDATA[Blitzortung.org Forum - Hardware, Software, Lightning Physics]]></title>
		<link>https://forum.blitzortung.org/</link>
		<description><![CDATA[Blitzortung.org Forum - https://forum.blitzortung.org]]></description>
		<pubDate>Tue, 14 Jul 2026 05:34:28 +0000</pubDate>
		<generator>MyBB</generator>
		<item>
			<title><![CDATA[working out what I need]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4249</link>
			<pubDate>Fri, 03 Jul 2026 13:57:04 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6928">BenCos18</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4249</guid>
			<description><![CDATA[Well I'm planning on going down this rabbithole soon (hopefully in the next two months or so) <br />
<br />
I'm not 100% sure on what parts/ what model is best for my area really so I'm wondering if I can get some advice in that regard, I'm used to soldering and that sort of stuff so that's not a problem just what hardware I need is what I'm not sure on/ or if it's best to just order the bare pcbs myself and that sort of stuff?<br />
<br />
I'm based in Co Galway on the Ardrahan side.<br />
<br />
I don't mind spending more on the more expensive model if it's worth it though.<br />
<br />
thanks]]></description>
			<content:encoded><![CDATA[Well I'm planning on going down this rabbithole soon (hopefully in the next two months or so) <br />
<br />
I'm not 100% sure on what parts/ what model is best for my area really so I'm wondering if I can get some advice in that regard, I'm used to soldering and that sort of stuff so that's not a problem just what hardware I need is what I'm not sure on/ or if it's best to just order the bare pcbs myself and that sort of stuff?<br />
<br />
I'm based in Co Galway on the Ardrahan side.<br />
<br />
I don't mind spending more on the more expensive model if it's worth it though.<br />
<br />
thanks]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[Interested in purchasing a complete System Blue station for Finland]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4250</link>
			<pubDate>Wed, 01 Jul 2026 22:46:53 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6200">Mazufa</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4250</guid>
			<description><![CDATA[Hello everyone!  <img src="https://forum.blitzortung.org/images/smilies/lightbulb.gif" alt="Idea" title="Idea" class="smilie smilie_18" /> <img src="https://forum.blitzortung.org/images/smilies/lightning.png" alt="Lightning" title="Lightning" class="smilie smilie_21" /><br />
<br />
My name is Matias and I live in Evijärvi, South Ostrobothnia, Finland.<br />
<br />
I have been interested in the Blitzortung project for a long time and I would really like to become part of this amazing community by installing a lightning detection station at my home.<br />
<br />
The station would be located in Evijärvi, South Ostrobothnia, Finland, and I hope it could help improve the lightning detection coverage in this part of the country.<br />
<br />
I already operate an Ambient Weather WS-2000 weather station and I would like to complement it by contributing real lightning detection data to the Blitzortung network.<br />
<br />
However, I have a few questions.<br />
<br />
When I visit the "Cover Your Area" page, I cannot find the application or registration button that is mentioned in older documentation and forum posts. Has the application process changed, or is there another way to join the project?<br />
<br />
I would also like to know how new participants currently obtain the hardware.<br />
<br />
My first choice would be to purchase a complete, fully assembled and tested Blitzortung lightning detector that is compatible with the project. If this is possible, I would be very interested in buying one.<br />
<br />
If complete stations are no longer available, I would gladly build one myself.<br />
<br />
In that case, I would appreciate advice on the following:<br />
<br />
• Where can I order all the required electronic components?<br />
• Where can I obtain the official PCB files?<br />
• Which PCB manufacturer would you recommend? I live in Finland, so recommendations for reliable European suppliers would be appreciated.<br />
• Has anyone had good experiences with manufacturers such as PCBWay, JLCPCB or Aisler?<br />
<br />
I am willing to invest both time and money into building a reliable station because I would like to contribute to the Blitzortung network for many years.<br />
<br />
Thank you very much for your time. I look forward to becoming a member of the Blitzortung community.<br />
<br />
Best regards,<br />
<br />
Matias<br />
Evijärvi, South Ostrobothnia<br />
Finland]]></description>
			<content:encoded><![CDATA[Hello everyone!  <img src="https://forum.blitzortung.org/images/smilies/lightbulb.gif" alt="Idea" title="Idea" class="smilie smilie_18" /> <img src="https://forum.blitzortung.org/images/smilies/lightning.png" alt="Lightning" title="Lightning" class="smilie smilie_21" /><br />
<br />
My name is Matias and I live in Evijärvi, South Ostrobothnia, Finland.<br />
<br />
I have been interested in the Blitzortung project for a long time and I would really like to become part of this amazing community by installing a lightning detection station at my home.<br />
<br />
The station would be located in Evijärvi, South Ostrobothnia, Finland, and I hope it could help improve the lightning detection coverage in this part of the country.<br />
<br />
I already operate an Ambient Weather WS-2000 weather station and I would like to complement it by contributing real lightning detection data to the Blitzortung network.<br />
<br />
However, I have a few questions.<br />
<br />
When I visit the "Cover Your Area" page, I cannot find the application or registration button that is mentioned in older documentation and forum posts. Has the application process changed, or is there another way to join the project?<br />
<br />
I would also like to know how new participants currently obtain the hardware.<br />
<br />
My first choice would be to purchase a complete, fully assembled and tested Blitzortung lightning detector that is compatible with the project. If this is possible, I would be very interested in buying one.<br />
<br />
If complete stations are no longer available, I would gladly build one myself.<br />
<br />
In that case, I would appreciate advice on the following:<br />
<br />
• Where can I order all the required electronic components?<br />
• Where can I obtain the official PCB files?<br />
• Which PCB manufacturer would you recommend? I live in Finland, so recommendations for reliable European suppliers would be appreciated.<br />
• Has anyone had good experiences with manufacturers such as PCBWay, JLCPCB or Aisler?<br />
<br />
I am willing to invest both time and money into building a reliable station because I would like to contribute to the Blitzortung network for many years.<br />
<br />
Thank you very much for your time. I look forward to becoming a member of the Blitzortung community.<br />
<br />
Best regards,<br />
<br />
Matias<br />
Evijärvi, South Ostrobothnia<br />
Finland]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[Throughole components - partlist (Blue Basic 22.2b/c 23.1)]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4243</link>
			<pubDate>Sat, 27 Jun 2026 21:35:42 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6919">dd1sb</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4243</guid>
			<description><![CDATA[Hi guys,<br />
<br />
with my last PCB order i decided to add the System Blue Basic 22.2b with Piggyback 22.2c and Preamp 23.1.<br />
Adding the official partlist from the directory to my last Digikey order worked like a charm.<br />
<br />
Except one thing: the throughole components are not in there <img src="https://forum.blitzortung.org/images/smilies/sad.gif" alt="Sad" title="Sad" class="smilie smilie_8" /> All of them are more or less easy to identify on the pictures, but i got one simple problem.<br />
<br />
Which quarz oscillators 8 / 25MHz do i have to use - the CL (or Belastungskapazität) on the board is 10pF, everything else results in a slightly lower or higher frequency. What about the capacity of the tracks etc., do i have to pay attention at them?<br />
That would lead to a quarz with a CL &gt; 10pF<br />
<br />
As the system should be used for participation later on, i'd like to have all values as close as possible to the "detector kit".<br />
<br />
I'd also buy a "throughole component kit" (as seen on the picture on limaps org hardware ) if that is the easier way <img src="https://forum.blitzortung.org/images/smilies/smile.gif" alt="Smile" title="Smile" class="smilie smilie_1" /><br />
<br />
Cheers, 73 &amp; 77 de Stefan, DD1SB]]></description>
			<content:encoded><![CDATA[Hi guys,<br />
<br />
with my last PCB order i decided to add the System Blue Basic 22.2b with Piggyback 22.2c and Preamp 23.1.<br />
Adding the official partlist from the directory to my last Digikey order worked like a charm.<br />
<br />
Except one thing: the throughole components are not in there <img src="https://forum.blitzortung.org/images/smilies/sad.gif" alt="Sad" title="Sad" class="smilie smilie_8" /> All of them are more or less easy to identify on the pictures, but i got one simple problem.<br />
<br />
Which quarz oscillators 8 / 25MHz do i have to use - the CL (or Belastungskapazität) on the board is 10pF, everything else results in a slightly lower or higher frequency. What about the capacity of the tracks etc., do i have to pay attention at them?<br />
That would lead to a quarz with a CL &gt; 10pF<br />
<br />
As the system should be used for participation later on, i'd like to have all values as close as possible to the "detector kit".<br />
<br />
I'd also buy a "throughole component kit" (as seen on the picture on limaps org hardware ) if that is the easier way <img src="https://forum.blitzortung.org/images/smilies/smile.gif" alt="Smile" title="Smile" class="smilie smilie_1" /><br />
<br />
Cheers, 73 &amp; 77 de Stefan, DD1SB]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[Looking to Input lightning data onto my advanced radar website]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4225</link>
			<pubDate>Mon, 11 May 2026 12:43:03 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6847">NWStwisterman</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4225</guid>
			<description><![CDATA[I'm looking to put Lightning tracking onto my website now this website features a drivable car that you can storm chase on a radar map and lightning data that does not work yet because I can't get it to work and i need help with that]]></description>
			<content:encoded><![CDATA[I'm looking to put Lightning tracking onto my website now this website features a drivable car that you can storm chase on a radar map and lightning data that does not work yet because I can't get it to work and i need help with that]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[Where to see error improvement]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4209</link>
			<pubDate>Sat, 21 Mar 2026 16:40:07 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6799">gmiller43</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4209</guid>
			<description><![CDATA[We are attempting to bring online a detector in a fairly underserved region of the world.  As far as I know it would be at least 1000 miles from the nearest detector.  I'm interested in how this would affect the quality of measurement accuracy in the region.<br />
<br />
Can someone point me in the direction of:<ul class="mycode_list"><li>Where (geographically) would you expect the greatest improvement of accuracy (closer to the new detector)?<br />
</li>
<li>Is there an explicit measure of error that would be expected to improve and where in the dataset would I find that?<br />
</li>
</ul>
<br />
Thanks.]]></description>
			<content:encoded><![CDATA[We are attempting to bring online a detector in a fairly underserved region of the world.  As far as I know it would be at least 1000 miles from the nearest detector.  I'm interested in how this would affect the quality of measurement accuracy in the region.<br />
<br />
Can someone point me in the direction of:<ul class="mycode_list"><li>Where (geographically) would you expect the greatest improvement of accuracy (closer to the new detector)?<br />
</li>
<li>Is there an explicit measure of error that would be expected to improve and where in the dataset would I find that?<br />
</li>
</ul>
<br />
Thanks.]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[Station 18, with green pcb]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4203</link>
			<pubDate>Wed, 11 Mar 2026 16:43:53 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=181">PetrosKa</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4203</guid>
			<description><![CDATA[For the last 3 days, my green pcb does not show on the server, somehow it disappeared from my account also.<br />
<br />
I do have some interference from a solar inverter during the day, but the station was working ok.<br />
<br />
Station 18, green pcb 6.8<br />
Thank you.<br /><!-- start: postbit_attachments_attachment -->
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<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
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			<content:encoded><![CDATA[For the last 3 days, my green pcb does not show on the server, somehow it disappeared from my account also.<br />
<br />
I do have some interference from a solar inverter during the day, but the station was working ok.<br />
<br />
Station 18, green pcb 6.8<br />
Thank you.<br /><!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5220" target="_blank" title="">tr.jpg</a> (Size: 37.98 KB / Downloads: 5)
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		<item>
			<title><![CDATA[Power Supply]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4201</link>
			<pubDate>Sat, 07 Mar 2026 09:36:51 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=3682">Gorzzz</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4201</guid>
			<description><![CDATA[Hi Guys,<br />
<br />
Looks like my p/s for my system blue is starting to die as it's only putting out 4v. I was going to get another powerstream one (<a href="https://www.powerstream.com/AC-1898.htm" target="_blank" rel="noopener" class="mycode_url">https://www.powerstream.com/AC-1898.htm</a>), but I'm not going to pay &#36;70US (!) for postage to Australia.<br />
So, can any Aussies on here point me to some alternatives??<br />
<br />
Thanks,<br />
<br />
John (Gorzzz)]]></description>
			<content:encoded><![CDATA[Hi Guys,<br />
<br />
Looks like my p/s for my system blue is starting to die as it's only putting out 4v. I was going to get another powerstream one (<a href="https://www.powerstream.com/AC-1898.htm" target="_blank" rel="noopener" class="mycode_url">https://www.powerstream.com/AC-1898.htm</a>), but I'm not going to pay &#36;70US (!) for postage to Australia.<br />
So, can any Aussies on here point me to some alternatives??<br />
<br />
Thanks,<br />
<br />
John (Gorzzz)]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[GPS device for system Green]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4172</link>
			<pubDate>Thu, 18 Dec 2025 20:28:44 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=3537">meteolab</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4172</guid>
			<description><![CDATA[Hello everyone, <br />
I will buy a functional GPS device for the Green system or exchange the Red system 3233 for a functional Green system. Thank you in advance for the offer. <br />
Regards<br /><!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5177" target="_blank" title="">20251113_120439.jpg</a> (Size: 2.06 MB / Downloads: 14)
<!-- end: postbit_attachments_attachment -->]]></description>
			<content:encoded><![CDATA[Hello everyone, <br />
I will buy a functional GPS device for the Green system or exchange the Red system 3233 for a functional Green system. Thank you in advance for the offer. <br />
Regards<br /><!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5177" target="_blank" title="">20251113_120439.jpg</a> (Size: 2.06 MB / Downloads: 14)
<!-- end: postbit_attachments_attachment -->]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[System Green serial tracker]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4157</link>
			<pubDate>Tue, 18 Nov 2025 18:57:36 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=3537">meteolab</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4157</guid>
			<description><![CDATA[Hello everyone, <br />
I managed to get the Green PCB 4 Version 3. 2008 system. Does anyone still have software that supports this PCB??? There are newer versions on the compendium page and it doesn't work for this PCB.......I am very grateful for any valuable advice.......regards Erik<!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5160" target="_blank" title="">20251118_193945.jpg</a> (Size: 2.01 MB / Downloads: 10)
<!-- end: postbit_attachments_attachment --><!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5161" target="_blank" title="">20251118_193958.jpg</a> (Size: 3.03 MB / Downloads: 11)
<!-- end: postbit_attachments_attachment --><!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5162" target="_blank" title="">20251118_193931.jpg</a> (Size: 3.18 MB / Downloads: 14)
<!-- end: postbit_attachments_attachment -->]]></description>
			<content:encoded><![CDATA[Hello everyone, <br />
I managed to get the Green PCB 4 Version 3. 2008 system. Does anyone still have software that supports this PCB??? There are newer versions on the compendium page and it doesn't work for this PCB.......I am very grateful for any valuable advice.......regards Erik<!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5160" target="_blank" title="">20251118_193945.jpg</a> (Size: 2.01 MB / Downloads: 10)
<!-- end: postbit_attachments_attachment --><!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5161" target="_blank" title="">20251118_193958.jpg</a> (Size: 3.03 MB / Downloads: 11)
<!-- end: postbit_attachments_attachment --><!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5162" target="_blank" title="">20251118_193931.jpg</a> (Size: 3.18 MB / Downloads: 14)
<!-- end: postbit_attachments_attachment -->]]></content:encoded>
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		<item>
			<title><![CDATA[Cheap hardware alternatives?]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4107</link>
			<pubDate>Tue, 12 Aug 2025 09:12:39 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6621">heibert</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4107</guid>
			<description><![CDATA[Hello!<br />
Are there any designs with inexpensive components, such as ESP32, GPS module, and some other modules from AliExpress? There is an SI4732 chip, a digital CMOS AM/FM/SW/LW/RDS radio receiver. Perhaps something else.<br />
A device costing €200-300 is probably not “cheap” for many countries. This will not contribute to the development of the project.<br />
By the way, the project website looks a little unfriendly or abandoned. I can't find the price for the “system mini” kit. The data looks scattered or incomplete, as if it was collected in a hurry. It's a cool global project, but it seems unfinished.]]></description>
			<content:encoded><![CDATA[Hello!<br />
Are there any designs with inexpensive components, such as ESP32, GPS module, and some other modules from AliExpress? There is an SI4732 chip, a digital CMOS AM/FM/SW/LW/RDS radio receiver. Perhaps something else.<br />
A device costing €200-300 is probably not “cheap” for many countries. This will not contribute to the development of the project.<br />
By the way, the project website looks a little unfriendly or abandoned. I can't find the price for the “system mini” kit. The data looks scattered or incomplete, as if it was collected in a hurry. It's a cool global project, but it seems unfinished.]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[WMO certifies megaflash lightning record in USA]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4104</link>
			<pubDate>Fri, 01 Aug 2025 01:29:25 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=4214">Art_Brown</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4104</guid>
			<description><![CDATA[31 July 2025<br />
<br />
"The World Meteorological Organization (WMO) has established a new world record for the longest lightning flash – an incredible 829 km (515 miles) in a notorious storm hotspot in the United States of America."<br />
<br />
"The megaflash occurred in October 2017, during a major thunderstorm complex. It extended from eastern Texas to near Kansas City - equivalent to the distance between Paris and Venice in Europe."<br />
<br />
The original article can be read here: <a href="https://wmo.int/news/media-centre/wmo-certifies-megaflash-lightning-record-usa" target="_blank" rel="noopener" class="mycode_url">https://wmo.int/news/media-centre/wmo-ce...record-usa</a><br />
<br />
Enjoy!<br />
<br />
Update:<br />
<br />
Original publication introduction:<br />
<br />
"Lightning is viewed as a localized hazard to the general public, with safety guidance implying<br />
being close enough to the thunderstorm to hear or see lightning (Cooper, 2012). Lightning<br />
“megaflashes” (Lyons et al. 2019) challenge this view as single continuous long horizontal<br />
flashes that extend for hundreds of kilometers through the clouds, initiating up to hundreds of<br />
Cloud-to-Ground (CG) strokes along their paths. Moreover, megaflashes occur in regions of<br />
organized storm systems that might seem inactive with 30 minutes or longer passing between<br />
flashes (Peterson and Stano 2021). They are also known to produce noteworthy effects –<br />
including potentially damaging high peak current CG strokes with continuing current, and<br />
dazzling sprites above the cloud-top."<br />
<br />
PDF can be downloaded here:<br />
<br />
<a href="https://journals.ametsoc.org/view/journals/bams/aop/BAMS-D-25-0037.1/BAMS-D-25-0037.1.xml" target="_blank" rel="noopener" class="mycode_url">https://journals.ametsoc.org/view/journa...0037.1.xml</a>]]></description>
			<content:encoded><![CDATA[31 July 2025<br />
<br />
"The World Meteorological Organization (WMO) has established a new world record for the longest lightning flash – an incredible 829 km (515 miles) in a notorious storm hotspot in the United States of America."<br />
<br />
"The megaflash occurred in October 2017, during a major thunderstorm complex. It extended from eastern Texas to near Kansas City - equivalent to the distance between Paris and Venice in Europe."<br />
<br />
The original article can be read here: <a href="https://wmo.int/news/media-centre/wmo-certifies-megaflash-lightning-record-usa" target="_blank" rel="noopener" class="mycode_url">https://wmo.int/news/media-centre/wmo-ce...record-usa</a><br />
<br />
Enjoy!<br />
<br />
Update:<br />
<br />
Original publication introduction:<br />
<br />
"Lightning is viewed as a localized hazard to the general public, with safety guidance implying<br />
being close enough to the thunderstorm to hear or see lightning (Cooper, 2012). Lightning<br />
“megaflashes” (Lyons et al. 2019) challenge this view as single continuous long horizontal<br />
flashes that extend for hundreds of kilometers through the clouds, initiating up to hundreds of<br />
Cloud-to-Ground (CG) strokes along their paths. Moreover, megaflashes occur in regions of<br />
organized storm systems that might seem inactive with 30 minutes or longer passing between<br />
flashes (Peterson and Stano 2021). They are also known to produce noteworthy effects –<br />
including potentially damaging high peak current CG strokes with continuing current, and<br />
dazzling sprites above the cloud-top."<br />
<br />
PDF can be downloaded here:<br />
<br />
<a href="https://journals.ametsoc.org/view/journals/bams/aop/BAMS-D-25-0037.1/BAMS-D-25-0037.1.xml" target="_blank" rel="noopener" class="mycode_url">https://journals.ametsoc.org/view/journa...0037.1.xml</a>]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[interference with Ham Radio.]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4100</link>
			<pubDate>Thu, 24 Jul 2025 08:28:42 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6542">Ok8leo</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4100</guid>
			<description><![CDATA[Dear team <br />
I have a question.<br />
I have the mini version at home and works nicely.<br />
But I am also as Hamradio transmitting on 136 kHz 474 kHz and HF and VHF frequencies. I noticed that this gives a disturbance on the mini receiver.<br />
Is this Harm full for the preamplifier , so I should disconnect the preamplifier  or using band pass filter for the mini or is this ok and the AGC can handle it.<br />
The output power of the transmitters is  max 100 watt.<br />
Thanks<br />
ok8leo]]></description>
			<content:encoded><![CDATA[Dear team <br />
I have a question.<br />
I have the mini version at home and works nicely.<br />
But I am also as Hamradio transmitting on 136 kHz 474 kHz and HF and VHF frequencies. I noticed that this gives a disturbance on the mini receiver.<br />
Is this Harm full for the preamplifier , so I should disconnect the preamplifier  or using band pass filter for the mini or is this ok and the AGC can handle it.<br />
The output power of the transmitters is  max 100 watt.<br />
Thanks<br />
ok8leo]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[Clarification on Region splitting in Archive data]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4095</link>
			<pubDate>Tue, 15 Jul 2025 08:51:23 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6580">droid</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4095</guid>
			<description><![CDATA[Hi,<br />
I'm using the data stored at Data/Protected but I'm struggling to understand whether the Region subsetting is mutually exclusive.<br />
<br />
Suppose I want to gather ALL pulses detected over Europe in a certain day.<br />
As far as I understand this means I have to gather the data from AT LEAST folders Strikes_1 and Strikes_18. Strikes_19 appears to be just a mirror of Strikes_18.<br />
<br />
<img src="https://i.imgur.com/gZ98Qxs.png" loading="lazy"  alt="[Image: gZ98Qxs.png]" class="mycode_img" /><br />
<img src="https://i.imgur.com/wVTGA7F.png" loading="lazy"  alt="[Image: wVTGA7F.png]" class="mycode_img" /><br />
<br />
However, there are some lighthings over Europe that are coming from the other regions, for example Strikes_3.<br />
<img src="https://i.imgur.com/2VC8sFs.png" loading="lazy"  alt="[Image: 2VC8sFs.png]" class="mycode_img" /><br />
Does that mean that the pulses detected in that region (which in theory does not include Europe) also need to be considered? <br />
Basically I just want to make sure that lighthings saved in every region do not contain duplicate in other regions, which would mean that the only 100% safe way of extracting data from the archive is to consider all regions every time.]]></description>
			<content:encoded><![CDATA[Hi,<br />
I'm using the data stored at Data/Protected but I'm struggling to understand whether the Region subsetting is mutually exclusive.<br />
<br />
Suppose I want to gather ALL pulses detected over Europe in a certain day.<br />
As far as I understand this means I have to gather the data from AT LEAST folders Strikes_1 and Strikes_18. Strikes_19 appears to be just a mirror of Strikes_18.<br />
<br />
<img src="https://i.imgur.com/gZ98Qxs.png" loading="lazy"  alt="[Image: gZ98Qxs.png]" class="mycode_img" /><br />
<img src="https://i.imgur.com/wVTGA7F.png" loading="lazy"  alt="[Image: wVTGA7F.png]" class="mycode_img" /><br />
<br />
However, there are some lighthings over Europe that are coming from the other regions, for example Strikes_3.<br />
<img src="https://i.imgur.com/2VC8sFs.png" loading="lazy"  alt="[Image: 2VC8sFs.png]" class="mycode_img" /><br />
Does that mean that the pulses detected in that region (which in theory does not include Europe) also need to be considered? <br />
Basically I just want to make sure that lighthings saved in every region do not contain duplicate in other regions, which would mean that the only 100% safe way of extracting data from the archive is to consider all regions every time.]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[Locating ferrite antennas inside metal shed?]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4091</link>
			<pubDate>Thu, 10 Jul 2025 13:33:50 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=1573">Geewizard</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4091</guid>
			<description><![CDATA[I'm helping another user optimize his RED system.  He's installed his ferrite antennas inside a metal shed.  I don't think that's a good idea.<br />
<br />
Any comments?]]></description>
			<content:encoded><![CDATA[I'm helping another user optimize his RED system.  He's installed his ferrite antennas inside a metal shed.  I don't think that's a good idea.<br />
<br />
Any comments?]]></content:encoded>
		</item>
		<item>
			<title><![CDATA[How to Optimize]]></title>
			<link>https://forum.blitzortung.org/showthread.php?tid=4079</link>
			<pubDate>Fri, 04 Jul 2025 15:17:34 +0000</pubDate>
			<dc:creator><![CDATA[<a href="https://forum.blitzortung.org/member.php?action=profile&uid=6543">davidmc36</a>]]></dc:creator>
			<guid isPermaLink="false">https://forum.blitzortung.org/showthread.php?tid=4079</guid>
			<description><![CDATA[I installed ferrite antenna in attic of garage. It is a single attached garage. I replaced the 1 foot leads from antenna to pre-amp to avoid mounting it up with antenna. There is about 20 feet of 26 ga twisted pair shielded going to pre-amp. There is about 20 feet of Cat5 from pre-amp to amp.<br />
<br />
I wonder what might be the best way to optimize performance by removing noise floor?<br />
<br />
1. Provide cleaner power supply<br />
<br />
2. Shorten twisted pair back to 1 foot and use 20 feet of Cat5 to amp <br />
<br />
3. I have 100 feet of direct burial Cat5 on hand that could run out to a weatherproof enclosure up to 75 feet away from the house.<br />
<br />
I seem unable to turn gains up past 10x2 or it goes steady interference.<br />
<br />
Any advice would be appreciated.<br />
<br />
Image of vIn<br />
<br />
<!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5062" target="_blank" title="">Screenshot_20250704_111822_Chrome.jpg</a> (Size: 45.96 KB / Downloads: 20)
<!-- end: postbit_attachments_attachment -->]]></description>
			<content:encoded><![CDATA[I installed ferrite antenna in attic of garage. It is a single attached garage. I replaced the 1 foot leads from antenna to pre-amp to avoid mounting it up with antenna. There is about 20 feet of 26 ga twisted pair shielded going to pre-amp. There is about 20 feet of Cat5 from pre-amp to amp.<br />
<br />
I wonder what might be the best way to optimize performance by removing noise floor?<br />
<br />
1. Provide cleaner power supply<br />
<br />
2. Shorten twisted pair back to 1 foot and use 20 feet of Cat5 to amp <br />
<br />
3. I have 100 feet of direct burial Cat5 on hand that could run out to a weatherproof enclosure up to 75 feet away from the house.<br />
<br />
I seem unable to turn gains up past 10x2 or it goes steady interference.<br />
<br />
Any advice would be appreciated.<br />
<br />
Image of vIn<br />
<br />
<!-- start: postbit_attachments_attachment -->
<br /><!-- start: attachment_icon -->
<img src="https://forum.blitzortung.org/images/attachtypes/image.gif" title="JPG Image" border="0" alt=".jpg" />
<!-- end: attachment_icon -->&nbsp;&nbsp;<a href="attachment.php?aid=5062" target="_blank" title="">Screenshot_20250704_111822_Chrome.jpg</a> (Size: 45.96 KB / Downloads: 20)
<!-- end: postbit_attachments_attachment -->]]></content:encoded>
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