{"id":3746,"date":"2010-11-30T22:09:05","date_gmt":"2010-12-01T02:09:05","guid":{"rendered":"http:\/\/galadriel.astro.utoronto.ca\/ballast\/?p=3746"},"modified":"2010-11-30T22:09:05","modified_gmt":"2010-12-01T02:09:05","slug":"end-of-noise-end-of-juan","status":"publish","type":"post","link":"http:\/\/droppingballast.com\/?p=3746","title":{"rendered":"End of Noise, End of Juan"},"content":{"rendered":"<p>Yesterday, after some aggressive treatment, our noise problems went into remission. Turns out the fix was some preamp board modifications we wanted to do from the beginning, but had decided didn&#8217;t work, so never completed. Isn&#8217;t that always the way.<\/p>\n<p>On a sadder note, yesterday was Juan&#8217;s last official day. Delays are not uncommon, but since the plane he will (nominally) leave on has arrived in McMurdo, it will probably be gone today. And Juan with it. Last night, everybody showed up the the Coffee House for a going away party.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-3746 gallery-columns-3 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3748'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9410-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Mark&#039;s Turn\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3748\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9410-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9410-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9410-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3748'>\n\t\t\t\tMark&#8217;s turn in the crawlspace, pulling cards out\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3749'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9419-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Assembly Line\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3749\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9419-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9419-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9419-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3749'>\n\t\t\t\tThe board repair assembly line\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3750'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9420-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Hard At Work\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3750\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9420-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9420-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9420-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3750'>\n\t\t\t\tI wanted to join in (changing surface mount resistors is fun), but had other business\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3751'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9424-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Other Noise\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3751\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9424-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9424-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9424-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3751'>\n\t\t\t\tI was looking with Barth for other noise, in the DAS power supplies\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3752'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9429-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Microphoning\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3752\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9429-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9429-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9429-1024x682.jpg 1024w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3752'>\n\t\t\t\tWe searched with a microphone for the source of whistling in the crate\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3753'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9439-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Elio Soldering\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3753\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9439-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9439-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9439-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3753'>\n\t\t\t\tElio soldering, with his magnificent magnifying mask\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3754'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9446-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Testing\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3754\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9446-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9446-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9446-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3754'>\n\t\t\t\tJeff and Enzo move onto testing the boards\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3755'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9449-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Natalie&#039;s Hideout\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3755\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9449-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9449-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9449-1024x682.jpg 1024w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3755'>\n\t\t\t\tNatalie works in hideouts. Because of cable constraints, she spent the morning under the gondola\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3756'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9452-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Setting Up the Camera\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3756\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9452-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9452-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9452-1024x682.jpg 1024w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3756'>\n\t\t\t\tJuan sets up the camera for a group photo\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3757'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9455-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Tweaking the Frame\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3757\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9455-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9455-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9455-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3757'>\n\t\t\t\tThen tweaks the frame\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3758'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9456-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Position Finding\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3758\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9456-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9456-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9456-1024x682.jpg 1024w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3758'>\n\t\t\t\tMatt mans the camera, as Juan and I scope out where people should stand\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3759'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9458-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Crazy Dance\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3759\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9458-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9458-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9458-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3759'>\n\t\t\t\tJuan marks the good spot with a crazy dance\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3762'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/5221924318_a2aecb8d8a_o-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Prototype Photo\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3762\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/5221924318_a2aecb8d8a_o-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/5221924318_a2aecb8d8a_o-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/5221924318_a2aecb8d8a_o-1024x682.jpg 1024w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3762'>\n\t\t\t\tPrototype group photo (uploaded by Juan to his flickr). Matt is going to tweak this, mainly to account for the bad lighting\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3760'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9461-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Bags\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3760\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9461-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9461-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9461-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3760'>\n\t\t\t\tBags\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='http:\/\/droppingballast.com\/?attachment_id=3761'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9464-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Bye Juan!\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-3761\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9464-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9464-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2010\/11\/img_9464-682x1024.jpg 682w\" sizes=\"(max-width: 100px) 100vw, 100px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3761'>\n\t\t\t\tBye Juan!\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Yesterday, after some aggressive treatment, our noise problems went into remission. Turns out the fix was some preamp board modifications we wanted to do from the beginning, but had decided didn&#8217;t work, so never completed. Isn&#8217;t that always the way.<\/p>\n<p>On a sadder note, yesterday was Juan&#8217;s last official day. Delays are not uncommon, but [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[9,12],"tags":[],"_links":{"self":[{"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/posts\/3746"}],"collection":[{"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/droppingballast.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3746"}],"version-history":[{"count":4,"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/posts\/3746\/revisions"}],"predecessor-version":[{"id":3765,"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/posts\/3746\/revisions\/3765"}],"wp:attachment":[{"href":"http:\/\/droppingballast.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3746"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/droppingballast.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3746"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/droppingballast.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}