{"id":9898,"date":"2014-08-28T20:17:19","date_gmt":"2014-08-29T03:17:19","guid":{"rendered":"http:\/\/rustybolt.info\/wordpress\/?p=9898"},"modified":"2014-08-28T20:26:41","modified_gmt":"2014-08-29T03:26:41","slug":"2014-08-28-waste-aaa-cell-runs-germanium-joule-thief","status":"publish","type":"post","link":"https:\/\/rustybolt.info\/wordpress\/?p=9898","title":{"rendered":"2014-08-28 Waste AAA Cell Runs Germanium Joule Thief"},"content":{"rendered":"<p>I was out walking and saw three AAA cells in the street.\u00a0 All three had been run over by cars, possibly several times;\u00a0 most likely someone discarded them when their camera or whatever had said the batteries were too low.\u00a0 I picked\u00a0 them up and brought them home, and put them to good use at running my Joule Thiefs.<a href=\"http:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2014\/08\/IMG_20140828_083410S5.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-medium wp-image-9899\" alt=\"IMG_20140828_083410S5\" src=\"http:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2014\/08\/IMG_20140828_083410S5-300x225.jpg\" width=\"300\" height=\"225\" srcset=\"https:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2014\/08\/IMG_20140828_083410S5-300x225.jpg 300w, https:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2014\/08\/IMG_20140828_083410S5.jpg 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>The mutilated cell can be seen in the photo.\u00a0 It&#8217;s crushed, smashed and dented until it&#8217;s more oval than round.\u00a0 But it&#8217;s still putting out power and has been running the Joule Thief since yesterday evening, about 12 hours and is still going strong.\u00a0 Of course it helps that the Joule Thief uses a germanium transistor, which will run far below the 0.5 to 0.6 volts of the typical silicon transistor.\u00a0\u00a0 The typical germanium Joule Thief will run the cell down to less than 0.2 volts.\u00a0 One issue I&#8217;ll have to deal with is that the seals of the case have probably been broken and the cell might leak its juice.\u00a0 Not a good thing for whatever it&#8217;s laying on.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I was out walking and saw three AAA cells in the street.\u00a0 All three had been run over by cars, possibly several times;\u00a0 most likely someone discarded them when their camera or whatever had said the batteries were too low.\u00a0 I picked\u00a0 them up and brought them home, and put them to good use at<a href=\"https:\/\/rustybolt.info\/wordpress\/?p=9898\"> <\/p>\n<p> (Read More&#8230;)<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[144,4],"tags":[],"class_list":["post-9898","post","type-post","status-publish","format-standard","hentry","category-battery-or-cell","category-joule-thief-smps-dc-dc"],"_links":{"self":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9898","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9898"}],"version-history":[{"count":6,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9898\/revisions"}],"predecessor-version":[{"id":9906,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/9898\/revisions\/9906"}],"wp:attachment":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9898"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9898"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9898"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}