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	<description>custom stuff &#38; baluns. UR4UNR baluns &#124; HAM Radio &#124; Baluns &#124; Antennas</description>
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		<title>Add fan in APC Smart UPS 1000 (sui1000i)</title>
		<link>https://www.ur4unr.com/2025/11/18/add-fan-in-apc-smart-ups-1000-sui1000i/</link>
					<comments>https://www.ur4unr.com/2025/11/18/add-fan-in-apc-smart-ups-1000-sui1000i/#respond</comments>
		
		<dc:creator><![CDATA[UR4UNR]]></dc:creator>
		<pubDate>Tue, 18 Nov 2025 19:09:45 +0000</pubDate>
				<category><![CDATA[Manuals]]></category>
		<category><![CDATA[Repair ham stuff]]></category>
		<category><![CDATA[apc]]></category>
		<category><![CDATA[sui1500i]]></category>
		<guid isPermaLink="false">https://www.ur4unr.com/?p=1287</guid>

					<description><![CDATA[During power outages in Ukraine (fuck fucking ruzz nazis), there is a need to modify standard UPSs for powerful batteries. The most common and very good model is the SUI1000i. It gives a pure sine wave and has a charge of up to 4 amperes. But there is a nuance. No UPS is designed to [&#8230;]]]></description>
		
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		<title>S-meter and signal strength</title>
		<link>https://www.ur4unr.com/2025/06/19/s-meter-and-signal-strength/</link>
					<comments>https://www.ur4unr.com/2025/06/19/s-meter-and-signal-strength/#respond</comments>
		
		<dc:creator><![CDATA[UR4UNR]]></dc:creator>
		<pubDate>Thu, 19 Jun 2025 19:00:42 +0000</pubDate>
				<category><![CDATA[Manuals]]></category>
		<category><![CDATA[Repair ham stuff]]></category>
		<category><![CDATA[S-meter]]></category>
		<category><![CDATA[signal strength]]></category>
		<guid isPermaLink="false">https://www.ur4unr.com/?p=1262</guid>

					<description><![CDATA[For frequencies below 30 MHz, S9 is defined as a voltage of 50 μV over 50 Ω at the receiver antenna connector; for frequencies above 30 MHz, S9 is defined as a voltage of 5 μV over 50 Ω at the receiver antenna connector. This refers to an unmodulated carrier signal (N0N) that uses almost no bandwidth; in case of real signals using a given bandwidth, this definition may [&#8230;]]]></description>
		
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			<slash:comments>0</slash:comments>
		
		
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		<title>Icom IC7100 Panadapter (2nd receiver) &#8211; rf tap</title>
		<link>https://www.ur4unr.com/2025/06/01/icom-ic7100-panadapter-2nd-receiver-rf-tap/</link>
					<comments>https://www.ur4unr.com/2025/06/01/icom-ic7100-panadapter-2nd-receiver-rf-tap/#respond</comments>
		
		<dc:creator><![CDATA[UR4UNR]]></dc:creator>
		<pubDate>Sun, 01 Jun 2025 18:01:06 +0000</pubDate>
				<category><![CDATA[Manuals]]></category>
		<category><![CDATA[Repair ham stuff]]></category>
		<category><![CDATA[ic7100]]></category>
		<category><![CDATA[panadapter]]></category>
		<category><![CDATA[sdr]]></category>
		<guid isPermaLink="false">https://www.ur4unr.com/?p=1247</guid>

					<description><![CDATA[Автор не несе жодної відповідальності за повторення. Якщо ви не маєте навиків модифікації такої апаратури, краще не повторювати. (The author does not bear any responsibility for repetition. If you do not have the skills to modify such equipment, it is better not to repeat.) Додавання другого приймача полягає в підʼєднанні sdr приймача в точку переходу [&#8230;]]]></description>
		
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		<title>Icom IC-7100 bands mod</title>
		<link>https://www.ur4unr.com/2025/05/19/icom-ic-7100-bands-mod/</link>
					<comments>https://www.ur4unr.com/2025/05/19/icom-ic-7100-bands-mod/#respond</comments>
		
		<dc:creator><![CDATA[UR4UNR]]></dc:creator>
		<pubDate>Mon, 19 May 2025 12:18:54 +0000</pubDate>
				<category><![CDATA[Manuals]]></category>
		<category><![CDATA[bands mod]]></category>
		<category><![CDATA[ic7100]]></category>
		<category><![CDATA[Icom IC-7100 bands mod]]></category>
		<guid isPermaLink="false">https://www.ur4unr.com/?p=1208</guid>

					<description><![CDATA[]]></description>
		
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		<title>Magnetic materials for broadband transmission lines transformers</title>
		<link>https://www.ur4unr.com/2025/05/19/magnetic-materials-for-broadband-transmission-lines-transformers/</link>
					<comments>https://www.ur4unr.com/2025/05/19/magnetic-materials-for-broadband-transmission-lines-transformers/#respond</comments>
		
		<dc:creator><![CDATA[UR4UNR]]></dc:creator>
		<pubDate>Mon, 19 May 2025 12:13:04 +0000</pubDate>
				<category><![CDATA[Amplifiers]]></category>
		<category><![CDATA[Manuals]]></category>
		<category><![CDATA[broadband transmission lines]]></category>
		<category><![CDATA[Magnetic materials]]></category>
		<category><![CDATA[transformers]]></category>
		<category><![CDATA[transmission lines]]></category>
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