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	<id>https://wiki.ccchislehurst.org/index.php?action=history&amp;feed=atom&amp;title=The_History_of_Headphones</id>
	<title>The History of Headphones - Revision history</title>
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	<updated>2026-05-08T15:32:50Z</updated>
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	<entry>
		<id>https://wiki.ccchislehurst.org/index.php?title=The_History_of_Headphones&amp;diff=2093&amp;oldid=prev</id>
		<title>176.31.17.43 at 13:15, 7 December 2012</title>
		<link rel="alternate" type="text/html" href="https://wiki.ccchislehurst.org/index.php?title=The_History_of_Headphones&amp;diff=2093&amp;oldid=prev"/>
		<updated>2012-12-07T13:15:44Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 13:15, 7 December 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot; &gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Headphones really are a pair of small &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;loudspeakers&lt;/del&gt;, or much less commonly a single&amp;#160; [http://bestaudiophileheadphone.com speaker] , &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;which &lt;/del&gt;are held close to the user's &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;ear canal&lt;/del&gt;.&amp;#160; [http://bestaudiophileheadphone.com Headphones]&amp;#160; are usually referred to as cans but &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;may &lt;/del&gt;also be referred to as earbuds or headsets. Headphones were first &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;utilized &lt;/del&gt;around 1919 had been initially &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;useful &lt;/del&gt;for radio work. Early &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;headphones &lt;/del&gt;often used &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;moving &lt;/del&gt;iron motorists, either &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;one &lt;/del&gt;ended or balanced armature. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;They also offer &lt;/del&gt;very &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;poor &lt;/del&gt;comfort and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;convenience &lt;/del&gt;and fit compared to modern&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;which &lt;/del&gt;are designed to a series of purposes including &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;common &lt;/del&gt;use or &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;for &lt;/del&gt;sports &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;activities &lt;/del&gt;reacreation. Earlier&amp;#160; [http://bestaudiophileheadphone.com headphones ] also came with bare electrical connections which meant that users &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;might &lt;/del&gt;be shocked &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;when &lt;/del&gt;they touched the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;uncovered &lt;/del&gt;headphone connections while adjusting &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;an uncomfortable &lt;/del&gt;head-set. The particular earcup of the&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; is going to be either open or closed. Open&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; use an&amp;#160; [http://bestaudiophileheadphone.com open grille]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;around &lt;/del&gt;the back from the earcup, enabling sound waves in order to propagate &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;away &lt;/del&gt;from the ear openly. This type of backing will not isolate the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;listener &lt;/del&gt;from outside &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;sound and &lt;/del&gt;ambience. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;The sound &lt;/del&gt;generated by this type of&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;may &lt;/del&gt;also he heard by &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;others &lt;/del&gt;inside the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;neighborhood&lt;/del&gt;. Sealed &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;step &lt;/del&gt; [http://bestaudiophileheadphone.com headphones]&amp;#160; tend to be claimed to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;get &lt;/del&gt;the negative effect of distorting&amp;#160; [http://bestaudiophileheadphone.com sound]&amp;#160; high quality and earphone &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;efficiency &lt;/del&gt;in a few frequencies, nevertheless bass frequencies are stronger &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;within a &lt;/del&gt;sealed chamber &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;headphone design&lt;/del&gt;. Sports&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; refer to lightweight models with two general headpiece styles: &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;regular &lt;/del&gt;vertical bands that arch on the&amp;#160; [http://bestaudiophileheadphone.com head]&amp;#160; or horizontally designs that &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;expand &lt;/del&gt;behind &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;your &lt;/del&gt;head or throat. These &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;earphones &lt;/del&gt;are &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;generally &lt;/del&gt;open-backed designs which sport for jogging &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;as well as &lt;/del&gt;other sports activities by allowing environmental street level &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;sound &lt;/del&gt;within. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;For their &lt;/del&gt;size and their acoustic remoteness, full-size headphones tend to be &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;regarded as &lt;/del&gt;better suited to home use rather than &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;like &lt;/del&gt;a portable choice. Wireless earbuds often come free with MP3 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;players &lt;/del&gt;and&amp;#160; [http://bestaudiophileheadphone.com portable]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;COMPACT DISC &lt;/del&gt;players. The earpieces rest &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;for &lt;/del&gt;the outer ear or need to be inserted to the ear &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;channel&lt;/del&gt;. Some versions include ear clips &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;for &lt;/del&gt;a safer &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;match&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Sound &lt;/del&gt;Cancellation It's typical to hear hissing &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;within &lt;/del&gt;your standard airplane earphones, which could quickly ruin the in-flight &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;movie&lt;/del&gt;. With &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;all &lt;/del&gt;the flip of a small &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;change&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;reduces &lt;/del&gt;the lower&amp;#160; [http://bestaudiophileheadphone.com frequency]&amp;#160; history sounds so that you are left along with cleaner&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Headphones really are a pair of small &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sound system&lt;/ins&gt;, or much less commonly a single&amp;#160; [http://bestaudiophileheadphone.com speaker] , &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;that &lt;/ins&gt;are held close to the user's &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;hearing&lt;/ins&gt;.&amp;#160; [http://bestaudiophileheadphone.com Headphones]&amp;#160; are usually referred to as cans but &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;can &lt;/ins&gt;also be referred to as earbuds or headsets. Headphones were first &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;used &lt;/ins&gt;around 1919 had been initially &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;utilized &lt;/ins&gt;for radio work. Early &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;earphones &lt;/ins&gt;often used &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;relocating &lt;/ins&gt;iron motorists, either &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;individual &lt;/ins&gt;ended or &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;well &lt;/ins&gt;balanced armature. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;These sheets not of &lt;/ins&gt;very &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;good &lt;/ins&gt;comfort and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;ease and comfort &lt;/ins&gt;and fit compared to modern&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;that &lt;/ins&gt;are designed to a series of purposes including &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;general &lt;/ins&gt;use or &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;with regard to &lt;/ins&gt;sports reacreation. Earlier&amp;#160; [http://bestaudiophileheadphone.com headphones ] also came with bare electrical &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;cable &lt;/ins&gt;connections which meant that &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;will &lt;/ins&gt;users &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;could &lt;/ins&gt;be shocked &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;if &lt;/ins&gt;they touched the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;bare &lt;/ins&gt;headphone connections while adjusting &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;a less than comfortable &lt;/ins&gt;head-set. The particular earcup of the&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; is going to be either open or &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;even &lt;/ins&gt;closed. Open &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;up &lt;/ins&gt; [http://bestaudiophileheadphone.com headphones]&amp;#160; use an&amp;#160; [http://bestaudiophileheadphone.com open grille]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;for &lt;/ins&gt;the back from the earcup, enabling sound waves in order to propagate &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;far &lt;/ins&gt;from the ear openly. This type of backing will not isolate the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;fan base &lt;/ins&gt;from outside &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;nicely &lt;/ins&gt;ambience. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Requirements &lt;/ins&gt;generated by this type of&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;can &lt;/ins&gt;also he heard by &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;other people &lt;/ins&gt;inside the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;local area&lt;/ins&gt;. Sealed &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;chamber &lt;/ins&gt; [http://bestaudiophileheadphone.com headphones]&amp;#160; tend to be claimed to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;have &lt;/ins&gt;the negative effect of distorting&amp;#160; [http://bestaudiophileheadphone.com sound]&amp;#160; high quality and earphone &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;functionality &lt;/ins&gt;in a few frequencies, nevertheless bass frequencies are &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;usually &lt;/ins&gt;stronger &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;in the &lt;/ins&gt;sealed chamber &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;head-phone style&lt;/ins&gt;. Sports&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; refer to lightweight models &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;along &lt;/ins&gt;with two general headpiece styles: &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;standard &lt;/ins&gt;vertical bands that &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;will &lt;/ins&gt;arch on the&amp;#160; [http://bestaudiophileheadphone.com head]&amp;#160; or horizontally designs that &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;lengthen &lt;/ins&gt;behind &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;the &lt;/ins&gt;head or throat. These &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;headphones &lt;/ins&gt;are &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;commonly &lt;/ins&gt;open-backed designs which sport for jogging &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;and &lt;/ins&gt;other sports activities by allowing environmental street level &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;noise &lt;/ins&gt;within. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Because of the &lt;/ins&gt;size and their acoustic remoteness, full-size headphones tend to be &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;considered to be &lt;/ins&gt;better suited to home use rather than &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;being &lt;/ins&gt;a portable choice. Wireless earbuds often come free &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;of charge &lt;/ins&gt;with MP3 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;participants &lt;/ins&gt;and&amp;#160; [http://bestaudiophileheadphone.com portable]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;CD &lt;/ins&gt;players. The earpieces rest &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;within &lt;/ins&gt;the outer ear or &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;even &lt;/ins&gt;need to be inserted &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;in &lt;/ins&gt;to the ear &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;canal&lt;/ins&gt;. Some versions &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;also &lt;/ins&gt;include ear clips &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;to get &lt;/ins&gt;a safer &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;suit&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Noise &lt;/ins&gt;Cancellation It's typical to hear hissing &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;inside &lt;/ins&gt;your standard airplane earphones, which could quickly ruin the in-flight &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;film&lt;/ins&gt;. With the flip of a small &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;switch&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;decreases &lt;/ins&gt;the lower&amp;#160; [http://bestaudiophileheadphone.com frequency]&amp;#160; history sounds so that you are left along with cleaner&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160; [http://bestaudiophileheadphone.com &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;go&lt;/del&gt;]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160; [http://bestaudiophileheadphone.com &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt; visit here&lt;/ins&gt;]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>176.31.17.43</name></author>
		
	</entry>
	<entry>
		<id>https://wiki.ccchislehurst.org/index.php?title=The_History_of_Headphones&amp;diff=2083&amp;oldid=prev</id>
		<title>176.31.17.43 at 12:04, 7 December 2012</title>
		<link rel="alternate" type="text/html" href="https://wiki.ccchislehurst.org/index.php?title=The_History_of_Headphones&amp;diff=2083&amp;oldid=prev"/>
		<updated>2012-12-07T12:04:45Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 12:04, 7 December 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot; &gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Headphones really are a pair of small loudspeakers, or much less commonly &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;just one &lt;/del&gt; [http://bestaudiophileheadphone.com speaker] , which are held close to the user's ear canal.&amp;#160; [http://bestaudiophileheadphone.com Headphones]&amp;#160; are &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;often known &lt;/del&gt;as cans but may also be &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;known &lt;/del&gt;as earbuds or &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;headphones&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Earphones &lt;/del&gt;were first &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;used &lt;/del&gt;around 1919 &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;were &lt;/del&gt;initially &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;used &lt;/del&gt;for radio &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;function&lt;/del&gt;. Early headphones often used &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;relocating &lt;/del&gt;iron motorists, either &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;single &lt;/del&gt;ended or &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;well &lt;/del&gt;balanced armature. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;These sheets inadequate &lt;/del&gt;comfort and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;comfort &lt;/del&gt;and fit &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;when &lt;/del&gt;compared &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;with &lt;/del&gt;modern&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;that &lt;/del&gt;are &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;made &lt;/del&gt;to a &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;number &lt;/del&gt;of purposes including &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;general &lt;/del&gt;use or for sports reacreation. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Early &lt;/del&gt; [http://bestaudiophileheadphone.com headphones ] also came with bare electrical &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;contacts &lt;/del&gt;which meant that users &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;could &lt;/del&gt;be shocked &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;if &lt;/del&gt;they touched the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;bare &lt;/del&gt;headphone connections &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;whilst &lt;/del&gt;adjusting &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;a less than comfortable headset&lt;/del&gt;. The particular earcup of the&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; is going to be either open or closed. Open&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; use an&amp;#160; [http://bestaudiophileheadphone.com open grille]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;on &lt;/del&gt;the back from the earcup, enabling sound waves to propagate &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;far &lt;/del&gt;from the ear &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;freely&lt;/del&gt;. This &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;form &lt;/del&gt;of backing will not isolate the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;fan base &lt;/del&gt;from outside &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;nicely &lt;/del&gt;ambience. The sound generated by this type of&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;can &lt;/del&gt;also he heard &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;simply &lt;/del&gt;by others &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;within &lt;/del&gt;the neighborhood. Sealed &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;holding chamber &lt;/del&gt; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;are usually &lt;/del&gt;claimed to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;achieve &lt;/del&gt;the negative effect of distorting&amp;#160; [http://bestaudiophileheadphone.com sound]&amp;#160; high quality and earphone &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;overall performance &lt;/del&gt;in a few frequencies, nevertheless bass frequencies are &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;usually &lt;/del&gt;stronger &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;in the &lt;/del&gt;sealed chamber headphone design. Sports&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;make reference &lt;/del&gt;to lightweight models &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;along &lt;/del&gt;with two general headpiece styles: &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;standard &lt;/del&gt;vertical bands that arch &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;over &lt;/del&gt;the&amp;#160; [http://bestaudiophileheadphone.com head]&amp;#160; or horizontally designs that expand behind &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;the top &lt;/del&gt;or throat. These &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;headphones &lt;/del&gt;are generally open-backed designs which &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;usually &lt;/del&gt;sport for jogging &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;along with &lt;/del&gt;other &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;athletics &lt;/del&gt;by allowing environmental street level &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;noise in&lt;/del&gt;. For their size and their &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;particular &lt;/del&gt;acoustic &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;solitude&lt;/del&gt;, full-size headphones tend to be regarded as better &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;suitable for &lt;/del&gt;home use &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;instead of being &lt;/del&gt;a portable &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;option&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Earbuds &lt;/del&gt;often come free &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;of charge &lt;/del&gt;with MP3 players and&amp;#160; [http://bestaudiophileheadphone.com portable]&amp;#160; COMPACT DISC players. The &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;particular &lt;/del&gt;earpieces rest &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;on &lt;/del&gt;the outer ear or need to be inserted &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;into &lt;/del&gt;the ear channel. Some &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;models &lt;/del&gt;include ear clips for &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;any &lt;/del&gt;safer &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;fit&lt;/del&gt;. Sound Cancellation It's typical to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;know &lt;/del&gt;hissing &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;inside &lt;/del&gt;your standard airplane &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;headphones&lt;/del&gt;, which &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;can &lt;/del&gt;quickly ruin the in-flight &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;film&lt;/del&gt;. With the flip of a small &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;switch&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;decreases &lt;/del&gt;the lower&amp;#160; [http://bestaudiophileheadphone.com frequency]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;background &lt;/del&gt;sounds &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;which means &lt;/del&gt;you are left with cleaner&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Headphones really are a pair of small loudspeakers, or much less commonly &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;a single &lt;/ins&gt; [http://bestaudiophileheadphone.com speaker] , which are held close to the user's ear canal.&amp;#160; [http://bestaudiophileheadphone.com Headphones]&amp;#160; are &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;usually referred to &lt;/ins&gt;as cans but may also be &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;referred to &lt;/ins&gt;as earbuds or &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;headsets&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Headphones &lt;/ins&gt;were first &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;utilized &lt;/ins&gt;around 1919 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;had been &lt;/ins&gt;initially &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;useful &lt;/ins&gt;for radio &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;work&lt;/ins&gt;. Early headphones often used &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;moving &lt;/ins&gt;iron motorists, either &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;one &lt;/ins&gt;ended or balanced armature. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;They also offer very poor &lt;/ins&gt;comfort and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;convenience &lt;/ins&gt;and fit compared &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;to &lt;/ins&gt;modern&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;which &lt;/ins&gt;are &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;designed &lt;/ins&gt;to a &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;series &lt;/ins&gt;of purposes including &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;common &lt;/ins&gt;use or for sports &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;activities &lt;/ins&gt;reacreation. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Earlier &lt;/ins&gt; [http://bestaudiophileheadphone.com headphones ] also came with bare electrical &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;connections &lt;/ins&gt;which meant that users &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;might &lt;/ins&gt;be shocked &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;when &lt;/ins&gt;they touched the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;uncovered &lt;/ins&gt;headphone connections &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;while &lt;/ins&gt;adjusting &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;an uncomfortable head-set&lt;/ins&gt;. The particular earcup of the&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; is going to be either open or closed. Open&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; use an&amp;#160; [http://bestaudiophileheadphone.com open grille]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;around &lt;/ins&gt;the back from the earcup, enabling sound waves &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;in order &lt;/ins&gt;to propagate &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;away &lt;/ins&gt;from the ear &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;openly&lt;/ins&gt;. This &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;type &lt;/ins&gt;of backing will not isolate the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;listener &lt;/ins&gt;from outside &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sound and &lt;/ins&gt;ambience. The sound generated by this type of&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;may &lt;/ins&gt;also he heard by others &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;inside &lt;/ins&gt;the neighborhood. Sealed &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;step &lt;/ins&gt; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;tend to be &lt;/ins&gt;claimed to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;get &lt;/ins&gt;the negative effect of distorting&amp;#160; [http://bestaudiophileheadphone.com sound]&amp;#160; high quality and earphone &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;efficiency &lt;/ins&gt;in a few frequencies, nevertheless bass frequencies are stronger &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;within a &lt;/ins&gt;sealed chamber headphone design. Sports&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;refer &lt;/ins&gt;to lightweight models with two general headpiece styles: &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;regular &lt;/ins&gt;vertical bands that arch &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;on &lt;/ins&gt;the&amp;#160; [http://bestaudiophileheadphone.com head]&amp;#160; or horizontally designs that expand behind &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;your head &lt;/ins&gt;or throat. These &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;earphones &lt;/ins&gt;are generally open-backed designs which sport for jogging &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;as well as &lt;/ins&gt;other &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sports activities &lt;/ins&gt;by allowing environmental street level &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sound within&lt;/ins&gt;. For their size and their acoustic &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;remoteness&lt;/ins&gt;, full-size headphones tend to be regarded as better &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;suited to &lt;/ins&gt;home use &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;rather than like &lt;/ins&gt;a portable &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;choice&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Wireless earbuds &lt;/ins&gt;often come free with MP3 players and&amp;#160; [http://bestaudiophileheadphone.com portable]&amp;#160; COMPACT DISC players. The earpieces rest &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;for &lt;/ins&gt;the outer ear or need to be inserted &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;to &lt;/ins&gt;the ear channel. Some &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;versions &lt;/ins&gt;include ear clips for &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;a &lt;/ins&gt;safer &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;match&lt;/ins&gt;. Sound Cancellation It's typical to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;hear &lt;/ins&gt;hissing &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;within &lt;/ins&gt;your standard airplane &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;earphones&lt;/ins&gt;, which &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;could &lt;/ins&gt;quickly ruin the in-flight &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;movie&lt;/ins&gt;. With &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;all &lt;/ins&gt;the flip of a small &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;change&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;reduces &lt;/ins&gt;the lower&amp;#160; [http://bestaudiophileheadphone.com frequency]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;history &lt;/ins&gt;sounds &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;so that &lt;/ins&gt;you are left &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;along &lt;/ins&gt;with cleaner&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160; [http://bestaudiophileheadphone.com &lt;del class=&quot;diffchange diffchange-inline&quot;&gt; web site&lt;/del&gt;]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160; [http://bestaudiophileheadphone.com &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;go&lt;/ins&gt;]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>176.31.17.43</name></author>
		
	</entry>
	<entry>
		<id>https://wiki.ccchislehurst.org/index.php?title=The_History_of_Headphones&amp;diff=2081&amp;oldid=prev</id>
		<title>176.31.17.43 at 11:29, 7 December 2012</title>
		<link rel="alternate" type="text/html" href="https://wiki.ccchislehurst.org/index.php?title=The_History_of_Headphones&amp;diff=2081&amp;oldid=prev"/>
		<updated>2012-12-07T11:29:52Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 11:29, 7 December 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot; &gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Headphones are a &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;set &lt;/del&gt;of small loudspeakers, or much less commonly just one&amp;#160; [http://bestaudiophileheadphone.com speaker] , which are held &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;near &lt;/del&gt;to the user's ear.&amp;#160; [http://bestaudiophileheadphone.com Headphones]&amp;#160; are &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;usually referred to &lt;/del&gt;as cans but may also be &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;called &lt;/del&gt;earbuds or headphones. Earphones were first used around 1919 were initially &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;utilized &lt;/del&gt;for radio function. Early &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;earphones &lt;/del&gt;often used &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;moving &lt;/del&gt;iron &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;drivers&lt;/del&gt;, either &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;individual &lt;/del&gt;ended or balanced armature. These sheets inadequate comfort and comfort &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;and ease &lt;/del&gt;and fit compared &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;to &lt;/del&gt;modern&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;which &lt;/del&gt;are made to a &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;series &lt;/del&gt;of purposes including general use or &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;with regard to &lt;/del&gt;sports &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;activities &lt;/del&gt;reacreation. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Earlier &lt;/del&gt; [http://bestaudiophileheadphone.com headphones ] also came with bare electrical contacts which meant that users could be shocked &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;when &lt;/del&gt;they touched the bare headphone connections whilst adjusting &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;an uncomfortable head-set&lt;/del&gt;. The earcup of the&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; is going to be either open or closed. Open&amp;#160; [http://bestaudiophileheadphone.com headphones]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;how to &lt;/del&gt;use&amp;#160; [http://bestaudiophileheadphone.com open grille]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;within &lt;/del&gt;the back &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;of &lt;/del&gt;the earcup, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;allowing &lt;/del&gt;sound waves to propagate &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;away &lt;/del&gt;from the ear &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;openly&lt;/del&gt;. This &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;type &lt;/del&gt;of backing will not isolate the fan base from outside &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;sound and &lt;/del&gt;ambience. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Requirements &lt;/del&gt;generated by this type of&amp;#160; [http://bestaudiophileheadphone.com headphone]&amp;#160; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;may &lt;/del&gt;also he heard simply by others &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;inside &lt;/del&gt;the neighborhood. 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Earbuds often come free of charge with MP3 &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;players &lt;/ins&gt;and&amp;#160; [http://bestaudiophileheadphone.com portable]&amp;#160; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;COMPACT DISC &lt;/ins&gt;players. The particular earpieces rest on the outer ear or need to be inserted &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;into &lt;/ins&gt;the ear &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;channel&lt;/ins&gt;. Some models include ear clips for any &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;safer fit&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Sound &lt;/ins&gt;Cancellation It's typical to know hissing inside your standard airplane headphones, which &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;can &lt;/ins&gt;quickly ruin the in-flight film. With the flip of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;a &lt;/ins&gt;small &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;switch&lt;/ins&gt;, decreases the lower&amp;#160; [http://bestaudiophileheadphone.com frequency]&amp;#160; background sounds &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;which means &lt;/ins&gt;you are left with cleaner&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160; [http://bestaudiophileheadphone.com &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;go&lt;/del&gt;]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160; [http://bestaudiophileheadphone.com &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt; web site&lt;/ins&gt;]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>176.31.17.43</name></author>
		
	</entry>
	<entry>
		<id>https://wiki.ccchislehurst.org/index.php?title=The_History_of_Headphones&amp;diff=2079&amp;oldid=prev</id>
		<title>176.31.17.43: Created page with &quot;Headphones are a set of small loudspeakers, or much less commonly just one  [http://bestaudiophileheadphone.com speaker] , which are held near to the user's ear.  [http://bestaud...&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.ccchislehurst.org/index.php?title=The_History_of_Headphones&amp;diff=2079&amp;oldid=prev"/>
		<updated>2012-12-07T11:23:49Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;Headphones are a set of small loudspeakers, or much less commonly just one  [http://bestaudiophileheadphone.com speaker] , which are held near to the user&amp;#039;s ear.  [http://bestaud...&amp;quot;&lt;/p&gt;
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&lt;br /&gt;
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		<author><name>176.31.17.43</name></author>
		
	</entry>
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