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	<id>https://w.electrodragon.com/w/index.php?action=history&amp;feed=atom&amp;title=Category%3AMicrophone</id>
	<title>Category:Microphone - Revision history</title>
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	<updated>2026-06-04T09:26:17Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://w.electrodragon.com/w/index.php?title=Category:Microphone&amp;diff=28028&amp;oldid=prev</id>
		<title>Chao at 06:43, 17 September 2020</title>
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		<updated>2020-09-17T06:43:53Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;* See common used amplifier on this page [[Amplifier]]&lt;br /&gt;
== Instruction of Microphone breakout board ==&lt;br /&gt;
* Strength of the ambient sound source module than the threshold value, DO (Signal) port output high, when the external ambient sound intensity exceeds the threshold, the module D0 Output LOW&lt;br /&gt;
* Output signal can directly connect to the IO of MCU&lt;br /&gt;
== Schematic ==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
File:Sound Voice Microphone Sensor Module V1.png | Microphone sensing breakout schematic&lt;br /&gt;
File:Amplified_Mic_sch.jpeg | amplified mic with opa344&lt;br /&gt;
File:Max9814_sch_01.png | MAX9814 MIC AMP&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== Documents ==&lt;br /&gt;
* [[:File:6-5_EM-6050U specs.zip|Datasheet of microphone]]&lt;br /&gt;
&lt;br /&gt;
* [[File:Mic-Testing-v10.zip|Example PIC ADC Code]]&lt;br /&gt;
&lt;br /&gt;
* Project:  [http://negativeacknowledge.com/2008/06/11/final-lightbar-controller/ Example Audio LED control project by Adam Greig]&lt;br /&gt;
&lt;br /&gt;
* Max9812 Datasheet - [[File:MAX9812-MAX9813L.pdf]]&lt;br /&gt;
&lt;br /&gt;
[[category: Sound, light, etc]]&lt;/div&gt;</summary>
		<author><name>Chao</name></author>
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