{"id":15,"date":"2014-07-16T21:44:36","date_gmt":"2014-07-16T20:44:36","guid":{"rendered":"http:\/\/microdiscray.com\/?p=15"},"modified":"2014-07-16T23:07:02","modified_gmt":"2014-07-16T22:07:02","slug":"the-beginning","status":"publish","type":"post","link":"http:\/\/www.microdiscray.com\/?p=15","title":{"rendered":"The basics"},"content":{"rendered":"<p>Embarking on this journey, i realised that it was som 25+years since I went to school, so I had to recap about ECL and other things, however it wasn&#8217;t that\u00a0\u00a0difficult anyway.<\/p>\n<p>I began with designing the base Circuit a 2 input ECL-gate and did some simulations in LT-Spice.<\/p>\n<p>I realized that the type of transistor I was going to use affected everything quite dramatically, so I started searching for a decent tranny to use.<\/p>\n<p>It seems that I ends upp with something called BFR92P.<\/p>\n<p>Simulating it in LT-Spice it seems that, at least in theory, I should be able to run this computer att 500 MHz.<\/p>\n<p>Here is a screenshot of the simulation.<\/p>\n<p><a href=\"http:\/\/microdiscray.com\/wp-content\/uploads\/2014\/07\/Corel309.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-16\" src=\"http:\/\/microdiscray.com\/wp-content\/uploads\/2014\/07\/Corel309-300x217.jpg\" alt=\"Corel309\" width=\"300\" height=\"217\" srcset=\"http:\/\/www.microdiscray.com\/wp-content\/uploads\/2014\/07\/Corel309-300x217.jpg 300w, http:\/\/www.microdiscray.com\/wp-content\/uploads\/2014\/07\/Corel309-1024x743.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Obviously, I realise that I would not be able to run at this frequency, as well as the problem designing a Clock oscillator with several phases with discrete Components, and furthermore, my function-genny cant go that high, only 20 MHz, so that will be the target, for now.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Embarking on this journey, i realised that it was som 25+years since I went to school, so I had to recap about ECL and other things, however it wasn&#8217;t that\u00a0\u00a0difficult anyway. I began with designing the base Circuit a 2 input ECL-gate and did some simulations in LT-Spice. I realized that the type of transistor [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[6,4,5,7],"class_list":["post-15","post","type-post","status-publish","format-standard","hentry","category-the-theory","tag-lt-spice","tag-simulation","tag-spice","tag-theory"],"_links":{"self":[{"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=\/wp\/v2\/posts\/15","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=15"}],"version-history":[{"count":4,"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=\/wp\/v2\/posts\/15\/revisions"}],"predecessor-version":[{"id":20,"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=\/wp\/v2\/posts\/15\/revisions\/20"}],"wp:attachment":[{"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.microdiscray.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}