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	<title>Circuit Project Electronic &#187; Battery Backup Supply</title>
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	<link>http://www.eleccircuit.com</link>
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		<title>DC Adapter with Battery Backup</title>
		<link>http://www.eleccircuit.com/dc-adapter-with-battery-backup/</link>
		<comments>http://www.eleccircuit.com/dc-adapter-with-battery-backup/#comments</comments>
		<pubDate>Wed, 14 Nov 2007 16:24:27 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[battery]]></category>
		<category><![CDATA[Power supply]]></category>
		<category><![CDATA[Battery Backup Supply]]></category>

		<guid isPermaLink="false">http://www.eleccircuit.com/dc-adapter-with-battery-backup/</guid>
		<description><![CDATA[With just a low cost DC adapter and the circuit described here it is possible to build a low cost stabilised, uninterruptible 9 V supply. On the grounds of safety and economy, a simple unstabilised 12 V D.C. adapter is used as the power source, a universal adapter with its output set to 12 V [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<item>
		<title>Regulator  6V 3W  for a Hub Dynamo bicycle</title>
		<link>http://www.eleccircuit.com/regulator-6v-3w-for-a-hub-dynamo-bicycle/</link>
		<comments>http://www.eleccircuit.com/regulator-6v-3w-for-a-hub-dynamo-bicycle/#comments</comments>
		<pubDate>Sun, 23 Sep 2007 16:10:36 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Automotive]]></category>
		<category><![CDATA[Power supply]]></category>
		<category><![CDATA[Battery Backup Supply]]></category>
		<category><![CDATA[bicycle dynamo circuit]]></category>

		<guid isPermaLink="false">http://www.eleccircuit.com/regulator-6v-3w-for-a-hub-dynamo-bicycle/</guid>
		<description><![CDATA[This is a regulator for a 6V/3W bicycle hub generator system. The purpose is to manage the powering of bicycle lights from the hub generator and from rechargeable batteries, to charge the batteries using excess power from the generator, and to provide intelligent charging of the batteries from an AC adapter, when needed. The switch [...]]]></description>
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		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>6V backup battery power supply regulator with IC 7805</title>
		<link>http://www.eleccircuit.com/6v-backup-battery-power-supply-regulator-with-ic-7805/</link>
		<comments>http://www.eleccircuit.com/6v-backup-battery-power-supply-regulator-with-ic-7805/#comments</comments>
		<pubDate>Mon, 10 Sep 2007 16:19:00 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[battery]]></category>
		<category><![CDATA[Power supply]]></category>
		<category><![CDATA[7805]]></category>
		<category><![CDATA[Battery Backup Supply]]></category>
		<category><![CDATA[power-supply-regulator]]></category>
		<category><![CDATA[power_supply]]></category>

		<guid isPermaLink="false">http://www.eleccircuit.com/6v-backup-battery-power-supply-regulator-with-ic-7805/</guid>
		<description><![CDATA[This is circuit power supply, 6V backup battery power supply regulator with IC 7805. Click to View Circuit and Read detail For inportant circuit, Because this circuit with backup system by Baterry 6V. Detail read in circuit. Related Links More circuit Battery Backup Supply Battery Backup Supply with IC 7812 and 7805 6V backup battery [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<item>
		<title>Battery Backup Supply with IC 7812 and 7805</title>
		<link>http://www.eleccircuit.com/battery-backup-supply-with-ic-7812-and-7805/</link>
		<comments>http://www.eleccircuit.com/battery-backup-supply-with-ic-7812-and-7805/#comments</comments>
		<pubDate>Sat, 08 Sep 2007 12:35:45 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Power supply]]></category>
		<category><![CDATA[7805 regulator]]></category>
		<category><![CDATA[7812 voltage regulator]]></category>
		<category><![CDATA[Battery Backup Supply]]></category>

		<guid isPermaLink="false">http://www.eleccircuit.com/battery-backup-supply-with-ic-7812-and-7805/</guid>
		<description><![CDATA[Here is circuit 9V power supply regulator with battery 12V backup system. Use IC 7812 and 7805 control voltage output by R3 1K output 9V 1A max. This is a 9V power supply which will work even on power failure. It uses a rechargeable battery and regulators. A transformer with 15-0-15 AC volts output is [...]]]></description>
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		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Basic UPS Power Supply with 7805</title>
		<link>http://www.eleccircuit.com/basic-ups-power-supply-with-7805/</link>
		<comments>http://www.eleccircuit.com/basic-ups-power-supply-with-7805/#comments</comments>
		<pubDate>Mon, 03 Sep 2007 15:20:31 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Power supply]]></category>
		<category><![CDATA[7805]]></category>
		<category><![CDATA[Battery Backup Supply]]></category>
		<category><![CDATA[dc voltage regulator]]></category>

		<guid isPermaLink="false">http://www.eleccircuit.com/basic-ups-power-supply-with-7805/</guid>
		<description><![CDATA[This circuit is a simple form of the commercial UPS, the circuit provides a constant regulated 5 Volt output and an unregulated 12 Volt supply. In the event of electrical supply line failure the battery takes over, with no spikes on the regulated supply. This circuit can be adapted for other regulated and unregulated voltages [...]]]></description>
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		<slash:comments>0</slash:comments>
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