{"id":5038,"date":"2011-01-30T16:55:31","date_gmt":"2011-01-30T20:55:31","guid":{"rendered":"http:\/\/galadriel.astro.utoronto.ca\/ballast\/?p=5038"},"modified":"2011-01-30T16:55:31","modified_gmt":"2011-01-30T20:55:31","slug":"dark-sector-lab","status":"publish","type":"post","link":"http:\/\/droppingballast.com\/?p=5038","title":{"rendered":"Dark Sector Lab"},"content":{"rendered":"<p>On the 13th I took a visit to the Dark Sector Lab (DSL). (The &#8220;Dark Sector&#8221; is the name for the whole zone across the skiway, where the telescopes live. Dark, here, is used in the radio sense: things like walkie talkies and wireless ethernet aren&#8217;t allowed.) DSL houses Keck&#8217;s single-receiver predecessor BICEP2, and the very large South Pole Telescope (SPT).<\/p>\n<p>In the lab, the K1 insert was being placed into the cryostat, to close it up.<\/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-5038 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=5097'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4664-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Floor Hatch!\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5097\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4664-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4664-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4664-682x1024.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-1-5097'>\n\t\t\t\tFloor hatch! Phil lowers out an old unused rack\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=5050'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4672-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Heat Strap\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5050\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4672-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4672-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4672-1024x682.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-1-5050'>\n\t\t\t\tVibration-isolating heat strap\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=5051'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4679-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Tipped, Lens\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5051\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4679-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4679-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4679-682x1024.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-1-5051'>\n\t\t\t\tTipped, can see lens. Opaque white to you, transparent to CMB\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=5052'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4685-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Forebaffle\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5052\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4685-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4685-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4685-682x1024.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-1-5052'>\n\t\t\t\tTelescope forebaffle being lifted&#8230;\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=5053'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4688-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Another Secret Hatch!\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5053\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4688-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4688-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4688-682x1024.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-1-5053'>\n\t\t\t\t&#8230;through another secret hatch! This time to the roof\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=5054'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4691-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"IceCube Flag\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5054\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4691-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4691-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4691-682x1024.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-1-5054'>\n\t\t\t\tBig orange flag marking an IceCube string (a ~2km deep hole containing 60 neutrino detectors). In my <a href=\"index.php?p=4922\">panorama of the area<\/a> you can see a lot of these. IceCube is big!\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=5055'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4693-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"DSL\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5055\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4693-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4693-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4693-1024x682.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-1-5055'>\n\t\t\t\tDSL. BICEP2 ground screen at top right, SPT at left (all of left, not just top)\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=5056'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4698-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Main Building\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5056\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4698-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4698-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4698-1024x682.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-1-5056'>\n\t\t\t\tThe main building, a little closer now\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=5057'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4699-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"SPT\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5057\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4699-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4699-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4699-682x1024.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-1-5057'>\n\t\t\t\tSPT again. Here it&#8217;s looking away, but I didn&#8217;t want to go all the way around\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=5058'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4704-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"BICEP2&#039;s Heart\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5058\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4704-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4704-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4704-682x1024.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-1-5058'>\n\t\t\t\tThe heart of BICEP2, a rack of various computers and electronics\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=5059'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4709-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"The Mount\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5059\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4709-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4709-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4709-1024x682.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-1-5059'>\n\t\t\t\tThe mount, complete with big red emergency kill switch\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=5060'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4710-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"The Mount, and Telescope\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5060\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4710-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4710-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4710-682x1024.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-1-5060'>\n\t\t\t\tThe mount and (the bottom of) the telescope\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=5061'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4711-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Other Side, Logos\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5061\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4711-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4711-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4711-682x1024.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-1-5061'>\n\t\t\t\tThe mount&#8217;s other side. With logos\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=5062'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4713-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Tread Lightly!\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5062\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4713-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4713-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4713-1024x682.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-1-5062'>\n\t\t\t\tTaking noise data. Tread lightly!!!\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=5063'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4717-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"The Back\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5063\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4717-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4717-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4717-682x1024.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-1-5063'>\n\t\t\t\tThe back side. Well, the current back&#8230;it rotates\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=5064'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4723-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Readout Electronics\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5064\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4723-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4723-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4723-682x1024.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-1-5064'>\n\t\t\t\tThe readout electronics. The grounding here is what we came to inspect\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=5065'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4728-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Random\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5065\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4728-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4728-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4728-1024x682.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-1-5065'>\n\t\t\t\tRandom stuff in little drawer racks\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=5066'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4730-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Helium Dewar\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5066\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4730-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4730-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4730-682x1024.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-1-5066'>\n\t\t\t\tHelium dewar. BICEP2 drinks helium (unlike Keck which uses the purely electronic pulse tube coolers)\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=5067'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4736-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"BLASTbus Crate\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5067\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4736-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4736-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4736-1024x682.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-1-5067'>\n\t\t\t\tThe BLASTbus (previous generation) crate\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=5068'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4740-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"James Brown Art\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5068\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4740-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4740-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4740-1024x682.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-1-5068'>\n\t\t\t\tJames Brown Art. Since the head chef was named James Brown, this might not have been made by the Godfather of Soul\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=5069'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4746-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Clean Room\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5069\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4746-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4746-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4746-1024x682.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-1-5069'>\n\t\t\t\tThe clean room in DSL\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=5070'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4747-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Gas Cylinders\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5070\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4747-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4747-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4747-682x1024.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-1-5070'>\n\t\t\t\tA lot of gas cylinders. This must be their nest\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=5071'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4750-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Defunct Ground Shield\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5071\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4750-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4750-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4750-682x1024.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-1-5071'>\n\t\t\t\tDefunct ground shield, on the other side of MAPO\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=5072'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4759-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"UFO Door\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5072\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4759-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4759-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4759-1024x682.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-1-5072'>\n\t\t\t\tThe UFO door to get inside\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=5073'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4761-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Inside\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5073\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4761-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4761-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4761-682x1024.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-1-5073'>\n\t\t\t\tInside. Snow, and a slippy slide to the I-beam landing\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=5074'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4769-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Inside, Other Side\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5074\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4769-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4769-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4769-1024x682.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-1-5074'>\n\t\t\t\tInside, from the other side. Featuring door\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=5075'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4774-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Mast\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5075\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4774-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4774-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4774-682x1024.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-1-5075'>\n\t\t\t\tMast\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=5076'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4775-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Ladder From Nowhere\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5076\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4775-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4775-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4775-682x1024.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-1-5076'>\n\t\t\t\tLadder from nowhere. Like other buildings here, MAPO used to be elevated, but isn&#8217;t any more\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=5077'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4780-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Insert Insertion\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5077\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4780-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4780-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4780-1024x682.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-1-5077'>\n\t\t\t\tBack inside MAPO the K1 insert goes into the cryostat\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=5078'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4782-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Clouds\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5078\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4782-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4782-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4782-1024x682.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-1-5078'>\n\t\t\t\tClouds, as seen by Keck. Extra-drifty noise\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=5079'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4789-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Waveplate\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5079\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4789-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4789-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4789-1024x682.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-1-5079'>\n\t\t\t\tRotator now complete with half-wave plate\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=5080'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4796-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Ring of Fire\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5080\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4796-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4796-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4796-682x1024.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-1-5080'>\n\t\t\t\tRing of Fire\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=5081'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4798-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Plumbing\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5081\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4798-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4798-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4798-1024x682.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-1-5081'>\n\t\t\t\tSporting his new Super Mario moustache, Chris lies underneath the cryostat for some plumbing\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=5082'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4800-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Waveplate Installed\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5082\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4800-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4800-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4800-1024x682.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-1-5082'>\n\t\t\t\tThe waveplate installed. It shimmers slightly from this angle\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=5083'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4804-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Video Monitor\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5083\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4804-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4804-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4804-1024x682.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-1-5083'>\n\t\t\t\tVideo monitor, to spy on people climbing into the telescope mount\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=5084'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4806-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Tape Rolling\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5084\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4806-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4806-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4806-682x1024.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-1-5084'>\n\t\t\t\tRerolling tangled tape\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=5085'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4809-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Lid\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5085\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4809-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4809-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4809-1024x682.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-1-5085'>\n\t\t\t\tLid, with more superinsulation\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=5086'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4813-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"MCE Crate\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5086\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4813-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4813-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4813-682x1024.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-1-5086'>\n\t\t\t\tAlmost-empty MCE crate. Using a single card designed for connection\/wiring tests\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=5087'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4819-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Bottom Side\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5087\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4819-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4819-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4819-682x1024.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-1-5087'>\n\t\t\t\tThe still-open bottom side, flipped upright\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=5088'><img width=\"100\" height=\"150\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4820-100x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Cables\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5088\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4820-100x150.jpg 100w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4820-166x250.jpg 166w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4820-682x1024.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-1-5088'>\n\t\t\t\tCables. All of the signals come out the bottom of the cryostat\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=5090'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4916-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Taxiing\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5090\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4916-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4916-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4916-1024x682.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-1-5090'>\n\t\t\t\tLC-130 taxiing\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=5092'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4928-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Takeoff\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5092\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4928-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4928-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4928-1024x682.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-1-5092'>\n\t\t\t\tAnd then disappears into a cloud of snow, as it takes off\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=5093'><img width=\"150\" height=\"100\" src=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4933-150x100.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Snow Moving\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-5093\" srcset=\"http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4933-150x100.jpg 150w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4933-250x166.jpg 250w, http:\/\/droppingballast.com\/ballast\/wp-content\/uploads\/2011\/01\/img_4933-1024x682.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-1-5093'>\n\t\t\t\tA lot of snow moving happens at the south pole. Building piles, moving piles, removing piles\n\t\t\t\t<\/dd><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>On the 13th I took a visit to the Dark Sector Lab (DSL). (The &#8220;Dark Sector&#8221; is the name for the whole zone across the skiway, where the telescopes live. Dark, here, is used in the radio sense: things like walkie talkies and wireless ethernet aren&#8217;t allowed.) DSL houses Keck&#8217;s single-receiver predecessor BICEP2, and the [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[13],"tags":[],"_links":{"self":[{"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/posts\/5038"}],"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=5038"}],"version-history":[{"count":3,"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/posts\/5038\/revisions"}],"predecessor-version":[{"id":5127,"href":"http:\/\/droppingballast.com\/index.php?rest_route=\/wp\/v2\/posts\/5038\/revisions\/5127"}],"wp:attachment":[{"href":"http:\/\/droppingballast.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5038"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/droppingballast.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5038"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/droppingballast.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}