{"id":1077,"date":"2014-11-30T21:17:30","date_gmt":"2014-11-30T21:17:30","guid":{"rendered":"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/?p=1077"},"modified":"2024-03-14T17:47:36","modified_gmt":"2024-03-14T17:47:36","slug":"citoh-esr-81","status":"publish","type":"post","link":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/?p=1077","title":{"rendered":"CITOH ESR-81"},"content":{"rendered":"<p><a href=\"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/CITOHESR81-2.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-168 size-large\" src=\"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/CITOHESR81-2-675x1024.jpg\" alt=\"CITOHESR81-2\" width=\"620\" height=\"940\" srcset=\"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/CITOHESR81-2-675x1024.jpg 675w, https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/CITOHESR81-2-198x300.jpg 198w, https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/CITOHESR81-2.jpg 1056w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">La <em>C.ITOH ESR-81<\/em>, petite s\u0153ur de la <em><a title=\"CITOH ESR 87\" href=\"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/?p=970\">C.ITOH ESR-87<\/a><\/em> est une des innombrables machines non r\u00e9f\u00e9renc\u00e9es de nos jours, sortant de l&rsquo;oubli apr\u00e8s plus de trente ans, on n&rsquo;en trouve aucune trace sur le net.<\/p>\n<p style=\"text-align: justify;\">La <em>C.ITOH ESR-81<\/em> est absolument minuscule. Elle pr\u00e9sente une particularit\u00e9 concernant la disposition des touches de trigonom\u00e9trie, avec la fonction <em>tangente<\/em> en premier, la disposition classique \u00e9tant <em>Sinus<\/em>&#8211;<em>Cosinus<\/em>&#8211;<em>Tangente<\/em>. Peu de t\u00e9moins <em>LCD<\/em> \u00e0 l&rsquo;\u00e9cran, et un processeur selon toutes vraisemblances sign\u00e9 <em>TOSHIBA<\/em>.<\/p>\n<p style=\"text-align: justify;\">Pour la datation de ce mod\u00e8le original, 1980 semble la r\u00e9ponse la plus plausible, \u00e0 un an pr\u00e8s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La C.ITOH ESR-81, petite s\u0153ur de la C.ITOH ESR-87 est une des innombrables machines non r\u00e9f\u00e9renc\u00e9es de nos jours, sortant de l&rsquo;oubli apr\u00e8s plus de trente ans, on n&rsquo;en trouve aucune trace sur le net. La C.ITOH ESR-81 est absolument minuscule. Elle pr\u00e9sente une particularit\u00e9 concernant la disposition des touches de trigonom\u00e9trie, avec la fonction tangente en premier, la disposition<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,60],"tags":[],"class_list":["post-1077","post","type-post","status-publish","format-standard","hentry","category-age-dor-du-calcul","category-c-itoh"],"_links":{"self":[{"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/posts\/1077","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1077"}],"version-history":[{"count":4,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/posts\/1077\/revisions"}],"predecessor-version":[{"id":6654,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/posts\/1077\/revisions\/6654"}],"wp:attachment":[{"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1077"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1077"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1077"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}