{"id":2078,"date":"2018-02-19T14:46:49","date_gmt":"2018-02-19T19:46:49","guid":{"rendered":"http:\/\/www.vintagecomputing.com\/?p=2078"},"modified":"2018-02-19T14:46:49","modified_gmt":"2018-02-19T19:46:49","slug":"retro-scan-the-original-osi-challenger","status":"publish","type":"post","link":"https:\/\/www.vintagecomputing.com\/index.php\/archives\/2078\/retro-scan-the-original-osi-challenger","title":{"rendered":"<span id=\"retro_color\">[ Retro Scan ]<\/span> The Original OSI Challenger"},"content":{"rendered":"<p><a href=\"https:\/\/www.vintagecomputing.com\/wp-content\/uploads\/2018\/02\/osi_challenger_large.jpg\"><img decoding=\"async\" src=\"https:\/\/www.vintagecomputing.com\/wp-content\/uploads\/2018\/02\/osi_challenger_small.jpg\" alt=\"Ohio Scientific Instruments OSI Challenger 6502 Vintage PC personal computer Byte Magazine advertisement scan - 1977\" class=\"retroscan\" \/><\/a><span class=\"freecaption\"><em>Simple beginnings<\/em><\/span><\/p>\n<p>This ancient personal computer ad comes to us from February 1977 in Byte Magazine &#8212; before the launch of the Apple II.<\/p>\n<p>Like the Apple II, <a href=\"https:\/\/en.wikipedia.org\/wiki\/Ohio_Scientific#cite_note-1\">Ohio Scientific Industries&#8217;<\/a> Challenger PC used a MOS 6502 CPU.<\/p>\n<p>I don&#8217;t know too much about OSI, since I have never owned a machine they made, but I know that they were very important in the early PC industry.  I found a really <a href=\"http:\/\/osi.marks-lab.com\/boards\/boards.html\">neat website about OSI boards<\/a> if you want to learn more.  You can also learn more about their complete systems, including those with Apple II-like built-in keyboards at <a href=\"http:\/\/www.old-computers.com\/museum\/company.asp?st=1&#038;m=94\">this website<\/a>.<\/p>\n<p><center><em>[ From Byte Magazine, February 1977, p.65 ]<\/em><\/center><\/p>\n<p><strong>Discussion Topic:<\/strong> What&#8217;s the oldest computer you&#8217;ve ever used?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Simple beginnings This ancient personal computer ad comes to us from February 1977 in Byte Magazine &#8212; before the launch of the Apple II. Like the Apple II, Ohio Scientific Industries&#8217; Challenger PC used a MOS 6502 CPU. I don&#8217;t know too much about OSI, since I have never owned a machine they made, but [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,27,26,10],"tags":[185,1596,150,106,1595,1598,1597,1594,60],"class_list":["post-2078","post","type-post","status-publish","format-standard","hentry","category-computer-info-and-history","category-regular_features","category-retro-scan-of-the-week","category-computers","tag-185","tag-1596","tag-advertisement","tag-byte-magazine","tag-challenger","tag-early-pcs","tag-ohio","tag-osi","tag-retro-scan"],"_links":{"self":[{"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/posts\/2078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/comments?post=2078"}],"version-history":[{"count":6,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/posts\/2078\/revisions"}],"predecessor-version":[{"id":2084,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/posts\/2078\/revisions\/2084"}],"wp:attachment":[{"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/media?parent=2078"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/categories?post=2078"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/tags?post=2078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}