{"id":86,"date":"2009-04-03T19:11:20","date_gmt":"2009-04-04T03:11:20","guid":{"rendered":"http:\/\/www.pagetable.com\/?p=86"},"modified":"2009-04-03T19:11:20","modified_gmt":"2009-04-04T03:11:20","slug":"zuse-z1-at-the-deutsches-technikmuseum","status":"publish","type":"post","link":"https:\/\/www.pagetable.com\/?p=86","title":{"rendered":"Zuse Z1 at the Deutsches Technikmuseum"},"content":{"rendered":"<p>My last blog post showed the <a href=\"http:\/\/www.pagetable.com\/?p=74\">Zuse Z3<\/a> (1939-1941), the world&#8217;s first working digital Turing-complete computer. Let&#8217;s go back two more steps: The Zuse Z1 (1936-1938) shared its design with the Z3: It read its program from punched film and used floating point as its internal representation of numbers. But since it was all mechanical, it never worked reliably.<\/p>\n<p>Just like the Z3, the Z1 was destroyed in the second world war. The <a href=\"http:\/\/www.dtmb.de\/index_en.html\">Deutsches Technikmuseum<\/a> in Berlin has a replica built by Zuse in the 1980s &#8211; but it&#8217;s not working either.<\/p>\n<p><center><\/p>\n<p><a href=\"docs\/zuse\/deutsches_technikmuseum_zuse_z1.mp4\"><img loading=\"lazy\" decoding=\"async\" width=\"384\" height=\"288\" src=\"docs\/zuse\/deutsches_technikmuseum_zuse_z1.jpg\"><br \/>(MP4\/H.264 Video, 384&#215;288, 00:42 min, 12.5 MB)<\/a><\/p>\n<p><a href=\"docs\/zuse\/zuse_ehrenurkunde_schaufelbagger.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"440\" height=\"274\" src=\"docs\/zuse\/zuse_ehrenurkunde_schaufelbagger.jpg\" border=\"1\"><\/a><br \/>\n<br \/>In 1925, Zuse receives an award document for his shovel excavator from the firm Walthers Metallbaukasten.<\/p>\n<p><a href=\"docs\/zuse\/patent_zuse_speicher.pdf\"><img loading=\"lazy\" decoding=\"async\" width=\"243\" height=\"330\" src=\"docs\/zuse\/patent_zuse_speicher.png\" border=\"1\"><\/a><br \/>\n<br \/>Patent application for mechanical memory (1937)<\/p>\n<p><a href=\"docs\/zuse\/zuse_z1_living_room.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"docs\/zuse\/zuse_z1_living_room.jpg\" border=\"1\"><\/a><\/p>\n<p>The Z1 in the living room of Zuse&#8217;s parents in Kreuzberg, Berlin (1937).<\/p>\n<p><\/center><\/p>\n","protected":false},"excerpt":{"rendered":"<p>My last blog post showed the Zuse Z3 (1939-1941), the world&#8217;s first working digital Turing-complete computer. Let&#8217;s go back two more steps: The Zuse Z1 (1936-1938) shared its design with the Z3: It read its program from punched film and used floating point as its internal representation of numbers. But since it was all mechanical, &#8230; <a title=\"Zuse Z1 at the Deutsches Technikmuseum\" class=\"read-more\" href=\"https:\/\/www.pagetable.com\/?p=86\" aria-label=\"Read more about Zuse Z1 at the Deutsches Technikmuseum\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-86","post","type-post","status-publish","format-standard","hentry","category-archeology"],"_links":{"self":[{"href":"https:\/\/www.pagetable.com\/index.php?rest_route=\/wp\/v2\/posts\/86","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pagetable.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pagetable.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pagetable.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pagetable.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=86"}],"version-history":[{"count":0,"href":"https:\/\/www.pagetable.com\/index.php?rest_route=\/wp\/v2\/posts\/86\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.pagetable.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=86"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pagetable.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=86"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pagetable.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=86"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}