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	<title>Comments on: Lunar Eavesdropping</title>
	<atom:link href="http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/feed/" rel="self" type="application/rss+xml" />
	<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/</link>
	<description>I am an astronomer, writer, and skeptic. I likes reality the way it is, and I aims to keep it that way. My real name is Phil Plait, and I run the Bad Astronomy blog.</description>
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		<title>By: Phil</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-250394</link>
		<dc:creator>Phil</dc:creator>
		<pubDate>Mon, 01 Mar 2010 13:49:48 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-250394</guid>
		<description>I only just heard about this story, and since I&#039;m a ham myself (and communications engineer) it immediately piqued my interest. I did a &quot;link budget&quot; to see if it was feasible. I had to estimate some of the numbers. The results are decidedly marginal, but then again his recording IS quite noisy.

The moon was setting in Louisville KY when Baysinger made his recording, and that probably made the difference. When you track the moon (or a satellite) down to the horizon, you begin to pick up multipath reflections off the ground that add to or subtract from the direct signal. Many moonbounce hams have made contacts on the setting moon during the brief periods when the multipath enhances the signal above what it would be when the moon is high in the sky. Baysinger&#039;s recording does exhibit a very slow fade; at times the signal is pretty much gone but at other times it&#039;s quite readable though still very weak.

As I see it, while it&#039;s impossible to rule out a sufficiently sophisticated hoax, Baysinger&#039;s claim is entirely plausible and I don&#039;t see anything right now to say that he couldn&#039;t have done it.</description>
		<content:encoded><![CDATA[<p>I only just heard about this story, and since I&#8217;m a ham myself (and communications engineer) it immediately piqued my interest. I did a &#8220;link budget&#8221; to see if it was feasible. I had to estimate some of the numbers. The results are decidedly marginal, but then again his recording IS quite noisy.</p>
<p>The moon was setting in Louisville KY when Baysinger made his recording, and that probably made the difference. When you track the moon (or a satellite) down to the horizon, you begin to pick up multipath reflections off the ground that add to or subtract from the direct signal. Many moonbounce hams have made contacts on the setting moon during the brief periods when the multipath enhances the signal above what it would be when the moon is high in the sky. Baysinger&#8217;s recording does exhibit a very slow fade; at times the signal is pretty much gone but at other times it&#8217;s quite readable though still very weak.</p>
<p>As I see it, while it&#8217;s impossible to rule out a sufficiently sophisticated hoax, Baysinger&#8217;s claim is entirely plausible and I don&#8217;t see anything right now to say that he couldn&#8217;t have done it.</p>
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		<title>By: Espiando la Luna &#171; como el agua en el agua</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-217740</link>
		<dc:creator>Espiando la Luna &#171; como el agua en el agua</dc:creator>
		<pubDate>Mon, 05 Oct 2009 05:05:35 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-217740</guid>
		<description>[...] la&#160;Luna By FLJ  Vía Bad Astronomy descubro la historia de Larry Basynger, que en 1969, y con medios relativamente caseros (una antena [...]</description>
		<content:encoded><![CDATA[<p>[...] la&nbsp;Luna By FLJ  Vía Bad Astronomy descubro la historia de Larry Basynger, que en 1969, y con medios relativamente caseros (una antena [...]</p>
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		<title>By: Nigel Depledge</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216962</link>
		<dc:creator>Nigel Depledge</dc:creator>
		<pubDate>Thu, 01 Oct 2009 11:16:17 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216962</guid>
		<description>RL, I&#039;ve read about people getting extremely into Moonbounce.

There was, apparently, one guy somewhere in the US who set up an array of 48 Yagis, using a pair of truck beds as an antenna rotator, to work moonbounce on 2 m (144 MHz).</description>
		<content:encoded><![CDATA[<p>RL, I&#8217;ve read about people getting extremely into Moonbounce.</p>
<p>There was, apparently, one guy somewhere in the US who set up an array of 48 Yagis, using a pair of truck beds as an antenna rotator, to work moonbounce on 2 m (144 MHz).</p>
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		<title>By: Marko</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216789</link>
		<dc:creator>Marko</dc:creator>
		<pubDate>Wed, 30 Sep 2009 16:50:13 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216789</guid>
		<description>Phil, didn&#039;t your co-Skeptologist Brian Dunning do a podcast about something similar? it&#039;s &lt;a href=&quot;http://skeptoid.com/episodes/4115&quot; rel=&quot;nofollow&quot;&gt;http://skeptoid.com/episodes/4115&lt;/a&gt; – just that it&#039;s Italian eavesdropping of Russians in Space, but the feat seems comparable (the Apollo transmissions surely were fainter, because they were farther away; but the orbiting cosmonauts were moving faster).

Edit to add: Just noticed that Michel (comment #55) was faster than I. But maybe the Skeptoid link will be helpful to some as well. </description>
		<content:encoded><![CDATA[<p>Phil, didn&#8217;t your co-Skeptologist Brian Dunning do a podcast about something similar? it&#8217;s <a href="http://skeptoid.com/episodes/4115" rel="nofollow">http://skeptoid.com/episodes/4115</a> – just that it&#8217;s Italian eavesdropping of Russians in Space, but the feat seems comparable (the Apollo transmissions surely were fainter, because they were farther away; but the orbiting cosmonauts were moving faster).</p>
<p>Edit to add: Just noticed that Michel (comment #55) was faster than I. But maybe the Skeptoid link will be helpful to some as well.</p>
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		<title>By: RL</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216602</link>
		<dc:creator>RL</dc:creator>
		<pubDate>Tue, 29 Sep 2009 21:52:38 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216602</guid>
		<description>I had a professor in college who, legend has it, used his HAM set up to communicate with the shuttle and got a cease and desist from NASA.  I believe it.  He has a roughly 100 ft tower with yagis AND a powerful 28 ft dish in his backyard.  You have to see it to believe it.  His hobby was bouncing signals off the moon.</description>
		<content:encoded><![CDATA[<p>I had a professor in college who, legend has it, used his HAM set up to communicate with the shuttle and got a cease and desist from NASA.  I believe it.  He has a roughly 100 ft tower with yagis AND a powerful 28 ft dish in his backyard.  You have to see it to believe it.  His hobby was bouncing signals off the moon.</p>
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		<title>By: Charles Boyer</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216553</link>
		<dc:creator>Charles Boyer</dc:creator>
		<pubDate>Tue, 29 Sep 2009 19:43:14 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216553</guid>
		<description>Also, I should add that once when I was a kid, in the 1970&#039;s, post-Apollo, my grandfather hosted some fellows who had listened in.

The discussions the NASA telemetry engineer (my grandfather) and these Italian fellows had was utterly and incredibly fascinating.  He explained to them things that they had figured out, they explained to him some ideas he said he wish he had had himself.</description>
		<content:encoded><![CDATA[<p>Also, I should add that once when I was a kid, in the 1970&#8242;s, post-Apollo, my grandfather hosted some fellows who had listened in.</p>
<p>The discussions the NASA telemetry engineer (my grandfather) and these Italian fellows had was utterly and incredibly fascinating.  He explained to them things that they had figured out, they explained to him some ideas he said he wish he had had himself.</p>
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		<title>By: Charles Boyer</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216550</link>
		<dc:creator>Charles Boyer</dc:creator>
		<pubDate>Tue, 29 Sep 2009 19:41:14 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216550</guid>
		<description>&lt;blockquote&gt;I read in a book about the Soviet space program that mentioned every American mission was recorded – including telemetry signals.&lt;/blockquote&gt;

Now that really begs a rather intriguing question.  Remember the lost Apollo 11 telemetry tapes?  The ones that had the original video signal embedded?  Is it at all possible that the &lt;b&gt;Russians&lt;/b&gt; have an archive of something that we don&#039;t even have ourselves?

I wonder if anyone high up at NASA or in our State Department has asked them.</description>
		<content:encoded><![CDATA[<blockquote><p>I read in a book about the Soviet space program that mentioned every American mission was recorded – including telemetry signals.</p></blockquote>
<p>Now that really begs a rather intriguing question.  Remember the lost Apollo 11 telemetry tapes?  The ones that had the original video signal embedded?  Is it at all possible that the <b>Russians</b> have an archive of something that we don&#8217;t even have ourselves?</p>
<p>I wonder if anyone high up at NASA or in our State Department has asked them.</p>
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		<title>By: Michel</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216519</link>
		<dc:creator>Michel</dc:creator>
		<pubDate>Tue, 29 Sep 2009 18:41:09 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216519</guid>
		<description>And then you had the Judica-Cordiglia brothers from Italy who listened in radio traffic from the Russians and Americans:
http://en.wikipedia.org/wiki/Judica-Cordiglia_brothers</description>
		<content:encoded><![CDATA[<p>And then you had the Judica-Cordiglia brothers from Italy who listened in radio traffic from the Russians and Americans:<br />
<a href="http://en.wikipedia.org/wiki/Judica-Cordiglia_brothers" rel="nofollow">http://en.wikipedia.org/wiki/Judica-Cordiglia_brothers</a></p>
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		<title>By: Ken</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216486</link>
		<dc:creator>Ken</dc:creator>
		<pubDate>Tue, 29 Sep 2009 16:20:37 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216486</guid>
		<description>(withdrawn)</description>
		<content:encoded><![CDATA[<p>(withdrawn)</p>
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		<title>By: Morphics</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216465</link>
		<dc:creator>Morphics</dc:creator>
		<pubDate>Tue, 29 Sep 2009 15:24:01 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216465</guid>
		<description>I sent a mail to the guy who wrote the article, and he&#039;s now fixed the links which were pointing to a local fileserver. Audio, PDFs and images should now be accessible!</description>
		<content:encoded><![CDATA[<p>I sent a mail to the guy who wrote the article, and he&#8217;s now fixed the links which were pointing to a local fileserver. Audio, PDFs and images should now be accessible!</p>
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		<title>By: Flying sardines</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216457</link>
		<dc:creator>Flying sardines</dc:creator>
		<pubDate>Tue, 29 Sep 2009 14:15:25 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216457</guid>
		<description>@ 38.   Nigel Depledge Says: 

&lt;i&gt;Flying Sardines (19) said: &quot;Well, lets see we’ve got the photos, the moon rocks, thousands of historical records, the consistent accounts of all twelve (or really more like thirty) astronauts,&quot;

24 men have been to the moon (including Apollos 8, 10 and 13, none of which landed on the moon). Remember that some of them got to go twice (Jim Lovell, for example, was either LMP or CMP of Apollo 8, and commander of Apollo 13).&lt;/i&gt;

Thanks. 

24 - 30 same diff! Well, would you accept approximation? I just rounded up! ;-) 

Twelve Moon-Walkers plus 6 &quot;loneliest men on Earth&quot; (CSM pilots) &amp; the Apollo 13 trio plus those couple of dress rehearsals (8-10) &amp; yes a few, David Scott, Jim Lovell, John Young (?) got to fly twice. Yeah if you count them twice it adds up to more &amp; I should&#039;ve allowed for that.

Anyhow could all those good &amp; honourable men really be lying as the MHCTBers claim? Lying so flawlessly that they are never caught out despite constant interviews etc .. :roll: 

What an absurd and offensive notion really. 

Then there are the thousands of engineers, designers, builders, administrators, scientists and more involved. If it had been a hoax you would have to expect it  to have been uncovered ages ago - in fact you just couldn&#039;t manage to keep such a secret with that number of people. Oh &amp; the Russians too .. and it was in their interest to expose any hoax. The MHCT is honestly just too absurd for words &amp; I fail to see why anyone could believe it. Teh Stoopid it burns!

@ 28.   IVAN3MAN AT LARGE Says: 

&lt;i&gt;Flying sardines:
&lt;i&gt;Me: “Okay, this prove it to you?”
&lt;i&gt;* Takes off MHCTBer’s helmet*
&lt;i&gt;* Messy explosive decompression, blood freezing / boiling ensues *
[...]
&lt;i&gt;That is a common misconception resulting from bad science-fiction stories:&lt;/i&gt; 

Yeah, well its my fantasy &amp; I can have bad science in it if I want too! :-P

Its just more satisfying to think of that way. (Thinks of &lt;i&gt;Total Recall&lt;/i&gt; decompresion FXT with Sibrel in place of Kohagen.) ;-)

I loved &lt;i&gt;The Dish&lt;/i&gt; - great movie about a great radio-telescope. Okay, it may have a few scientific &amp; historical inaccuracies but it was still a fun and pro-science movie well worth watching. IMHON. 

BTW. Did the BA ever do a review of that?</description>
		<content:encoded><![CDATA[<p>@ 38.   Nigel Depledge Says: </p>
<p><i>Flying Sardines (19) said: &#8220;Well, lets see we’ve got the photos, the moon rocks, thousands of historical records, the consistent accounts of all twelve (or really more like thirty) astronauts,&#8221;</p>
<p>24 men have been to the moon (including Apollos 8, 10 and 13, none of which landed on the moon). Remember that some of them got to go twice (Jim Lovell, for example, was either LMP or CMP of Apollo 8, and commander of Apollo 13).</i></p>
<p>Thanks. </p>
<p>24 &#8211; 30 same diff! Well, would you accept approximation? I just rounded up! <img src='http://blogs.discovermagazine.com/badastronomy/wp-includes/images/smilies/icon_wink.gif' alt=';-)' class='wp-smiley' />  </p>
<p>Twelve Moon-Walkers plus 6 &#8220;loneliest men on Earth&#8221; (CSM pilots) &#038; the Apollo 13 trio plus those couple of dress rehearsals (8-10) &#038; yes a few, David Scott, Jim Lovell, John Young (?) got to fly twice. Yeah if you count them twice it adds up to more &#038; I should&#8217;ve allowed for that.</p>
<p>Anyhow could all those good &#038; honourable men really be lying as the MHCTBers claim? Lying so flawlessly that they are never caught out despite constant interviews etc .. <img src='http://blogs.discovermagazine.com/badastronomy/wp-includes/images/smilies/icon_rolleyes.gif' alt=':roll:' class='wp-smiley' />  </p>
<p>What an absurd and offensive notion really. </p>
<p>Then there are the thousands of engineers, designers, builders, administrators, scientists and more involved. If it had been a hoax you would have to expect it  to have been uncovered ages ago &#8211; in fact you just couldn&#8217;t manage to keep such a secret with that number of people. Oh &#038; the Russians too .. and it was in their interest to expose any hoax. The MHCT is honestly just too absurd for words &#038; I fail to see why anyone could believe it. Teh Stoopid it burns!</p>
<p>@ 28.   IVAN3MAN AT LARGE Says: </p>
<p><i>Flying sardines:<br />
</i><i>Me: “Okay, this prove it to you?”<br />
</i><i>* Takes off MHCTBer’s helmet*<br />
</i><i>* Messy explosive decompression, blood freezing / boiling ensues *<br />
[...]<br />
</i><i>That is a common misconception resulting from bad science-fiction stories:</i> </p>
<p>Yeah, well its my fantasy &#038; I can have bad science in it if I want too! <img src='http://blogs.discovermagazine.com/badastronomy/wp-includes/images/smilies/icon_razz.gif' alt=':-P' class='wp-smiley' /> </p>
<p>Its just more satisfying to think of that way. (Thinks of <i>Total Recall</i> decompresion FXT with Sibrel in place of Kohagen.) <img src='http://blogs.discovermagazine.com/badastronomy/wp-includes/images/smilies/icon_wink.gif' alt=';-)' class='wp-smiley' /> </p>
<p>I loved <i>The Dish</i> &#8211; great movie about a great radio-telescope. Okay, it may have a few scientific &#038; historical inaccuracies but it was still a fun and pro-science movie well worth watching. IMHON. </p>
<p>BTW. Did the BA ever do a review of that?</p>
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		<title>By: Marco Langbroek</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-2/#comment-216449</link>
		<dc:creator>Marco Langbroek</dc:creator>
		<pubDate>Tue, 29 Sep 2009 13:40:02 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216449</guid>
		<description>A very nice overview of amateur work on space-craft radio transmissions is on Sven Grahn&#039;s website:

http://www.svengrahn.pp.se</description>
		<content:encoded><![CDATA[<p>A very nice overview of amateur work on space-craft radio transmissions is on Sven Grahn&#8217;s website:</p>
<p><a href="http://www.svengrahn.pp.se" rel="nofollow">http://www.svengrahn.pp.se</a></p>
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		<title>By: Marco Langbroek</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216448</link>
		<dc:creator>Marco Langbroek</dc:creator>
		<pubDate>Tue, 29 Sep 2009 13:28:20 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216448</guid>
		<description>You can listen to satellites and the International Space Station with remarkably simple equipment. Just a standard radio shack scanning radio (may be decades old as mine was) and a length of metal wire will do (for a moon probe, you need a bit more though...).

When my old scanner radio was still working, I hooked it up to two 50 cm pieces of metal threadwire from a hardware store and listened in to the ISS communicating with ground stations in Russia at 143.625 MHz when ISS was passing over my place. You can hear some recordings, as well as some recordings of signals of other sats with the same primitive setup, by clicking on the link in my name  above.

When MIR was still in orbit, the signal sometimes came up on the police frequencies used in my area at that time. At one time, we heard a cop grumble to the central about &quot;those damned Ruskies blabbing again!&quot; :-D

ISS communications at 143.625 MHz are unencoded, you just can plainly hear what they say (usually in Russian).

Radio transmissions are regularly used by amateur satellite trackers to determine orbits of satellites (e.g. newly launched militray satellites), including geostationary satellites</description>
		<content:encoded><![CDATA[<p>You can listen to satellites and the International Space Station with remarkably simple equipment. Just a standard radio shack scanning radio (may be decades old as mine was) and a length of metal wire will do (for a moon probe, you need a bit more though&#8230;).</p>
<p>When my old scanner radio was still working, I hooked it up to two 50 cm pieces of metal threadwire from a hardware store and listened in to the ISS communicating with ground stations in Russia at 143.625 MHz when ISS was passing over my place. You can hear some recordings, as well as some recordings of signals of other sats with the same primitive setup, by clicking on the link in my name  above.</p>
<p>When MIR was still in orbit, the signal sometimes came up on the police frequencies used in my area at that time. At one time, we heard a cop grumble to the central about &#8220;those damned Ruskies blabbing again!&#8221; <img src='http://blogs.discovermagazine.com/badastronomy/wp-includes/images/smilies/icon_biggrin.gif' alt=':-D' class='wp-smiley' /> </p>
<p>ISS communications at 143.625 MHz are unencoded, you just can plainly hear what they say (usually in Russian).</p>
<p>Radio transmissions are regularly used by amateur satellite trackers to determine orbits of satellites (e.g. newly launched militray satellites), including geostationary satellites</p>
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		<title>By: Canada Jeff</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216444</link>
		<dc:creator>Canada Jeff</dc:creator>
		<pubDate>Tue, 29 Sep 2009 12:19:30 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216444</guid>
		<description>My best friend&#039;s father was (and still is) a ham radio geek.  When we were kids in the early 80s we listened to space shuttle radio chatter a few times on his basement rig.  We could only get them for a few minutes while the orbiter was line-of-site to his antenna in the back yard, but it was the coolest thing ever.  He&#039;s one of the main reasons why I&#039;m a science geek today.

Thanks VE6AMG, keep the power on.  And thanks Dr. Phil for bringing this memory back for me.</description>
		<content:encoded><![CDATA[<p>My best friend&#8217;s father was (and still is) a ham radio geek.  When we were kids in the early 80s we listened to space shuttle radio chatter a few times on his basement rig.  We could only get them for a few minutes while the orbiter was line-of-site to his antenna in the back yard, but it was the coolest thing ever.  He&#8217;s one of the main reasons why I&#8217;m a science geek today.</p>
<p>Thanks VE6AMG, keep the power on.  And thanks Dr. Phil for bringing this memory back for me.</p>
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		<title>By: ozzie</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216442</link>
		<dc:creator>ozzie</dc:creator>
		<pubDate>Tue, 29 Sep 2009 12:01:15 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216442</guid>
		<description>Just in case some of you don&#039;t know ... The Dish is a movie - it had script writers and directors who want their movie to make money and guess what .... lots of it didn&#039;t really happen.
They did have wind which caused a concern. They didn&#039;t lose track of the CM/LEM.
etc, etc.
It was enjoyable movie ...</description>
		<content:encoded><![CDATA[<p>Just in case some of you don&#8217;t know &#8230; The Dish is a movie &#8211; it had script writers and directors who want their movie to make money and guess what &#8230;. lots of it didn&#8217;t really happen.<br />
They did have wind which caused a concern. They didn&#8217;t lose track of the CM/LEM.<br />
etc, etc.<br />
It was enjoyable movie &#8230;</p>
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		<title>By: Neil Haggath</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216441</link>
		<dc:creator>Neil Haggath</dc:creator>
		<pubDate>Tue, 29 Sep 2009 11:54:38 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216441</guid>
		<description>#17 Nicole:
&quot;Amateur&quot; is absolutely the correct word - when used in its correct meaning! While it&#039;s often used with negative connotations, the word is derived from the Latin verb &lt;i&gt;amat&lt;/i&gt; - to love. So its original and correct meaning is someone who does something for the love of it - which most certainly applies to radio amateurs, and to amateur astronomers!

While I haven&#039;t heard of any other radio amateurs eavesdropping on Apollo, there have been many examples of them monitoring Earth-orbiting satellites.
In 1957, Geoffrey Perry, a physics teacher at a British grammar school, who was also a radio amateur, monitored the transmissions from Sputnik 1. Throughout the 1960&#039;s, Perry and successive classes of schoolboys, using only amateur radio equipment, maintained an extensive programme of monitoring Soviet satellites and determining their orbits.
Among Perry&#039;s achievements was the discovery, independently of the US Government, of the existence of the USSR&#039;s &quot;secret&quot; military launch site at Plesetsk, and a pretty accurate determination of its location. ( He tracked the orbits of some satellites, and concluded that they couldn&#039;t possibly have been launched from either of the two known launch sites. )
This fact demonstrates the sheer stupidity of the conspiracy loonies&#039; claims about NASA having a &quot;secret&quot; launch site, and launching &quot;secret&quot; unmanned spacecraft! It would have been totally impossible to keep the existence of a launch site &quot;secret&quot; for more than five minutes!</description>
		<content:encoded><![CDATA[<p>#17 Nicole:<br />
&#8220;Amateur&#8221; is absolutely the correct word &#8211; when used in its correct meaning! While it&#8217;s often used with negative connotations, the word is derived from the Latin verb <i>amat</i> &#8211; to love. So its original and correct meaning is someone who does something for the love of it &#8211; which most certainly applies to radio amateurs, and to amateur astronomers!</p>
<p>While I haven&#8217;t heard of any other radio amateurs eavesdropping on Apollo, there have been many examples of them monitoring Earth-orbiting satellites.<br />
In 1957, Geoffrey Perry, a physics teacher at a British grammar school, who was also a radio amateur, monitored the transmissions from Sputnik 1. Throughout the 1960&#8242;s, Perry and successive classes of schoolboys, using only amateur radio equipment, maintained an extensive programme of monitoring Soviet satellites and determining their orbits.<br />
Among Perry&#8217;s achievements was the discovery, independently of the US Government, of the existence of the USSR&#8217;s &#8220;secret&#8221; military launch site at Plesetsk, and a pretty accurate determination of its location. ( He tracked the orbits of some satellites, and concluded that they couldn&#8217;t possibly have been launched from either of the two known launch sites. )<br />
This fact demonstrates the sheer stupidity of the conspiracy loonies&#8217; claims about NASA having a &#8220;secret&#8221; launch site, and launching &#8220;secret&#8221; unmanned spacecraft! It would have been totally impossible to keep the existence of a launch site &#8220;secret&#8221; for more than five minutes!</p>
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		<title>By: Neil Haggath</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216439</link>
		<dc:creator>Neil Haggath</dc:creator>
		<pubDate>Tue, 29 Sep 2009 11:42:13 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216439</guid>
		<description>#30 Michael:
While you are absolutely correct, there was also another reason for the delay in the TV reception, besides the relay times. The TV cameras used on the Moon didn&#039;t record in standard TV format; they used a lower frame rate, and were not really colour cameras at all. They were in fact black and white cameras, which used a rotating filter wheel, so the red, green and blue images for each frame were recorded and transmitted &quot;in series&quot;, instead of &quot;in parallel&quot;, as is done in standard TV systems. Hence there was a slight delay in the system, due to the necessity of converting the signal into standard TV format, before relaying it to the TV stations.
On Apollo 11, with its low-rate black and white transmission, the &quot;conversion&quot; was done in a remarkably crude manner. The picture was displayed on a large screen at Houston, and the TV companies simply filmed the screen with their own cameras!
This is explained in detail by Jay Windley at www dot clavius dot org.</description>
		<content:encoded><![CDATA[<p>#30 Michael:<br />
While you are absolutely correct, there was also another reason for the delay in the TV reception, besides the relay times. The TV cameras used on the Moon didn&#8217;t record in standard TV format; they used a lower frame rate, and were not really colour cameras at all. They were in fact black and white cameras, which used a rotating filter wheel, so the red, green and blue images for each frame were recorded and transmitted &#8220;in series&#8221;, instead of &#8220;in parallel&#8221;, as is done in standard TV systems. Hence there was a slight delay in the system, due to the necessity of converting the signal into standard TV format, before relaying it to the TV stations.<br />
On Apollo 11, with its low-rate black and white transmission, the &#8220;conversion&#8221; was done in a remarkably crude manner. The picture was displayed on a large screen at Houston, and the TV companies simply filmed the screen with their own cameras!<br />
This is explained in detail by Jay Windley at www dot clavius dot org.</p>
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		<title>By: Neil Haggath</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216438</link>
		<dc:creator>Neil Haggath</dc:creator>
		<pubDate>Tue, 29 Sep 2009 11:32:53 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216438</guid>
		<description>#25 Flying Sardines:
Yes, a remarkable proportion of conspiracy-believing morons &lt;i&gt;do&lt;/i&gt; indeed refer to &quot;the Moon landing&quot;, in the singular, as if they are too stupid to even realise that there were more than one!
One of their favourite arguments concerns &quot;the fuzzy black and white TV pictures, which made it impossible to see what was really going on&quot;. They are apparently unaware that this situation applied &lt;i&gt;only&lt;/i&gt; to Apollo 11; all the later missions transmitted far higher quality colour TV ( though Apollo 12 did so only for a short time, as Alan Bean broke the camera! ).</description>
		<content:encoded><![CDATA[<p>#25 Flying Sardines:<br />
Yes, a remarkable proportion of conspiracy-believing morons <i>do</i> indeed refer to &#8220;the Moon landing&#8221;, in the singular, as if they are too stupid to even realise that there were more than one!<br />
One of their favourite arguments concerns &#8220;the fuzzy black and white TV pictures, which made it impossible to see what was really going on&#8221;. They are apparently unaware that this situation applied <i>only</i> to Apollo 11; all the later missions transmitted far higher quality colour TV ( though Apollo 12 did so only for a short time, as Alan Bean broke the camera! ).</p>
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		<title>By: Neil Haggath</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216436</link>
		<dc:creator>Neil Haggath</dc:creator>
		<pubDate>Tue, 29 Sep 2009 11:26:48 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216436</guid>
		<description>#38 Nigel: Three of the astronauts went to the Moon twice. Jim Lovell, of course, went twice, but didn&#039;t get to land on it - on Apollos 8 and 13.
John Young was CMP of 10, then Commander of 16. Gene Cernan was LMP of 10, then Commander of 17.

May I say here that I&#039;ve had the great honour and privilege of meeting three Apollo astronauts - Charlie Duke, Alan Bean and Fred Haise - and hope to meet Jim Lovell this week.</description>
		<content:encoded><![CDATA[<p>#38 Nigel: Three of the astronauts went to the Moon twice. Jim Lovell, of course, went twice, but didn&#8217;t get to land on it &#8211; on Apollos 8 and 13.<br />
John Young was CMP of 10, then Commander of 16. Gene Cernan was LMP of 10, then Commander of 17.</p>
<p>May I say here that I&#8217;ve had the great honour and privilege of meeting three Apollo astronauts &#8211; Charlie Duke, Alan Bean and Fred Haise &#8211; and hope to meet Jim Lovell this week.</p>
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	<item>
		<title>By: Al C</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216435</link>
		<dc:creator>Al C</dc:creator>
		<pubDate>Tue, 29 Sep 2009 11:20:48 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216435</guid>
		<description>Speaking of &#039;moon landing deniers&#039; and radio operators,here&#039;s something similar.Two local radio operators in my area were overheard discussing the space station fly overs recently.They can&#039;t figure out why it doesn&#039;t run into a star since there are so many &#039;up there&#039; :-P .</description>
		<content:encoded><![CDATA[<p>Speaking of &#8216;moon landing deniers&#8217; and radio operators,here&#8217;s something similar.Two local radio operators in my area were overheard discussing the space station fly overs recently.They can&#8217;t figure out why it doesn&#8217;t run into a star since there are so many &#8216;up there&#8217; <img src='http://blogs.discovermagazine.com/badastronomy/wp-includes/images/smilies/icon_razz.gif' alt=':-P' class='wp-smiley' />  .</p>
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	<item>
		<title>By: Nigel Depledge</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216427</link>
		<dc:creator>Nigel Depledge</dc:creator>
		<pubDate>Tue, 29 Sep 2009 09:30:01 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216427</guid>
		<description>Kaleberg (32) said:
&lt;blockquote&gt;Do they even publish the ARRL Antenna Handbook anymore?&lt;/blockquote&gt;

Don&#039;t know, but I did share use of a copy back in the mid-90s (Radio Club at Uni).</description>
		<content:encoded><![CDATA[<p>Kaleberg (32) said:</p>
<blockquote><p>Do they even publish the ARRL Antenna Handbook anymore?</p></blockquote>
<p>Don&#8217;t know, but I did share use of a copy back in the mid-90s (Radio Club at Uni).</p>
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	<item>
		<title>By: Nigel Depledge</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216426</link>
		<dc:creator>Nigel Depledge</dc:creator>
		<pubDate>Tue, 29 Sep 2009 09:20:28 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216426</guid>
		<description>Elwood Herring (22) said:
&lt;blockquote&gt;It’s true you’ll never convince all the sceptics no matter what proof you come up with.&lt;/blockquote&gt;

I think &quot;sceptics&quot; is the wrong word for Hoax Believers (HBs).  A sceptic is typically open to persuasion by sufficient evidence.  Nearly all HBs are simply not open to the possibility that the Apollo missions genuinely succeeded.

Sceptics are open to the possibility that they themselves might be wrong, and this certainly is not characteristic of HBs.</description>
		<content:encoded><![CDATA[<p>Elwood Herring (22) said:</p>
<blockquote><p>It’s true you’ll never convince all the sceptics no matter what proof you come up with.</p></blockquote>
<p>I think &#8220;sceptics&#8221; is the wrong word for Hoax Believers (HBs).  A sceptic is typically open to persuasion by sufficient evidence.  Nearly all HBs are simply not open to the possibility that the Apollo missions genuinely succeeded.</p>
<p>Sceptics are open to the possibility that they themselves might be wrong, and this certainly is not characteristic of HBs.</p>
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	<item>
		<title>By: Nigel Depledge</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216425</link>
		<dc:creator>Nigel Depledge</dc:creator>
		<pubDate>Tue, 29 Sep 2009 09:14:39 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216425</guid>
		<description>Flying Sardines (19) said:
&lt;blockquote&gt;Well, lets see we’ve got the photos, the moon rocks, thousands of historical records, the consistent accounts of all twelve (or really more like thirty) astronauts,&lt;/blockquote&gt;

24 men have been to the moon (including Apollos 8, 10 and 13, none of which landed on the moon).  Remember that some of them got to go twice (Jim Lovell, for example, was either LMP or CMP of Apollo 8, and commander of Apollo 13).</description>
		<content:encoded><![CDATA[<p>Flying Sardines (19) said:</p>
<blockquote><p>Well, lets see we’ve got the photos, the moon rocks, thousands of historical records, the consistent accounts of all twelve (or really more like thirty) astronauts,</p></blockquote>
<p>24 men have been to the moon (including Apollos 8, 10 and 13, none of which landed on the moon).  Remember that some of them got to go twice (Jim Lovell, for example, was either LMP or CMP of Apollo 8, and commander of Apollo 13).</p>
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	<item>
		<title>By: Nigel Depledge</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216424</link>
		<dc:creator>Nigel Depledge</dc:creator>
		<pubDate>Tue, 29 Sep 2009 09:03:54 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216424</guid>
		<description>Ivan3man (3) said:
&lt;blockquote&gt;Radio amateurs are very familiar with the radio communication technique called &quot;moon bounce&quot;, so it’s not to much trouble picking up a radio transmission from the Moon.&lt;/blockquote&gt;

Well, it&#039;s been quite a while since I read about the details, but IIRC the E-M-E path loss is more than 105 dB, so (assuming about 55 dB for moon - Earth) you&#039;d still need plenty of antenna gain.  Either that or the mother of all masthead preamps!  After all, NASA did use some fairly substantial-sized dish antennas for the job.</description>
		<content:encoded><![CDATA[<p>Ivan3man (3) said:</p>
<blockquote><p>Radio amateurs are very familiar with the radio communication technique called &#8220;moon bounce&#8221;, so it’s not to much trouble picking up a radio transmission from the Moon.</p></blockquote>
<p>Well, it&#8217;s been quite a while since I read about the details, but IIRC the E-M-E path loss is more than 105 dB, so (assuming about 55 dB for moon &#8211; Earth) you&#8217;d still need plenty of antenna gain.  Either that or the mother of all masthead preamps!  After all, NASA did use some fairly substantial-sized dish antennas for the job.</p>
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		<title>By: dosman</title>
		<link>http://blogs.discovermagazine.com/badastronomy/2009/09/28/lunar-eavesdropping/comment-page-1/#comment-216422</link>
		<dc:creator>dosman</dc:creator>
		<pubDate>Tue, 29 Sep 2009 08:22:43 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/badastronomy/?p=5640#comment-216422</guid>
		<description>Re: Strahlungsamt:
You are most likely talking about the Italian Cordiglia brothers. Their story is quite amazing, despite their controversy. They where at the time aged 8 and 10, and with their ham radio able to hear the transmissions of sputnik as it flew over Turin, Italy. From their they went on to make verified recordings of both the Russians and Americans as they orbited the earth early in the space race. Their sister happened to be learning Russian and was able to provide instant translations of the USSR&#039;s transmissions. Some of the controversy revolves around their &quot;pre-Yuri Gagarin&quot; recordings of Russians in space. Despite that, they did have enough credibility to cause NASA to bring them on a field trip to the US and supposedly attracted negative attention of the Russians. They calculated the frequency the US was using from a photo by comparing the length of the antenna on a Gemini? capsule to some standard size piece of equipment the frogmen where wearing while retrieving the astronauts after it had landed in the ocean. They where bright lads.

There are many different accounts of their story, this one has a reasonable amount of details:
http://www.aerospaceweb.org/question/conspiracy/q0235a.shtml

One thing to note, I don&#039;t believe it was mentioned in this article. The recording of the Russian with the sound of his heartbeat over the voice was considered to be faked because heartbeat telemetry is not sent in-band with audio transmissions, it&#039;s on another frequency. But on the other hand, who knows what the Russians where doing, they had so many different branches of government doing work on competing spacecraft it&#039;s not outside the realm of plausibility.</description>
		<content:encoded><![CDATA[<p>Re: Strahlungsamt:<br />
You are most likely talking about the Italian Cordiglia brothers. Their story is quite amazing, despite their controversy. They where at the time aged 8 and 10, and with their ham radio able to hear the transmissions of sputnik as it flew over Turin, Italy. From their they went on to make verified recordings of both the Russians and Americans as they orbited the earth early in the space race. Their sister happened to be learning Russian and was able to provide instant translations of the USSR&#8217;s transmissions. Some of the controversy revolves around their &#8220;pre-Yuri Gagarin&#8221; recordings of Russians in space. Despite that, they did have enough credibility to cause NASA to bring them on a field trip to the US and supposedly attracted negative attention of the Russians. They calculated the frequency the US was using from a photo by comparing the length of the antenna on a Gemini? capsule to some standard size piece of equipment the frogmen where wearing while retrieving the astronauts after it had landed in the ocean. They where bright lads.</p>
<p>There are many different accounts of their story, this one has a reasonable amount of details:<br />
<a href="http://www.aerospaceweb.org/question/conspiracy/q0235a.shtml" rel="nofollow">http://www.aerospaceweb.org/question/conspiracy/q0235a.shtml</a></p>
<p>One thing to note, I don&#8217;t believe it was mentioned in this article. The recording of the Russian with the sound of his heartbeat over the voice was considered to be faked because heartbeat telemetry is not sent in-band with audio transmissions, it&#8217;s on another frequency. But on the other hand, who knows what the Russians where doing, they had so many different branches of government doing work on competing spacecraft it&#8217;s not outside the realm of plausibility.</p>
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