{"id":1059,"date":"2014-11-30T19:41:33","date_gmt":"2014-11-30T19:41:33","guid":{"rendered":"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/?p=1059"},"modified":"2025-10-31T08:58:16","modified_gmt":"2025-10-31T08:58:16","slug":"sanyo-cz-252","status":"publish","type":"post","link":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/?p=1059","title":{"rendered":"SANYO CZ-252"},"content":{"rendered":"<p><a href=\"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2020\/10\/SANYO_252-09.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4803 \" src=\"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2020\/10\/SANYO_252-09.jpg\" alt=\"\" width=\"497\" height=\"801\" srcset=\"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2020\/10\/SANYO_252-09.jpg 537w, https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2020\/10\/SANYO_252-09-186x300.jpg 186w\" sizes=\"auto, (max-width: 497px) 100vw, 497px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Plus\u00a0un objet est gros, plus il\u00a0semble important. C&rsquo;est sans doute pour cela que la minuscule <em>SANYO CZ-252<\/em>\u00a0cache bien sa puissance. Ses dimensions : 11.5 cm de haut et 6.5 de large, la classent parmi les calculatrices scientifiques les plus petites de l&rsquo;histoire.<\/p>\n<p style=\"text-align: justify;\">La <em>SANYO CZ-252<\/em> n&rsquo;est pas un gadget. La richesse de son clavier\u00a0lui donne toutes les possibilit\u00e9s d&rsquo;une grande, except\u00e9 la racine carr\u00e9e, \u00e9trangement absente du clavier, il faut se servir de la touche de <em>racine ni\u00e8me<\/em> pour cela, ce qui revient au m\u00eame.<\/p>\n<p style=\"text-align: justify;\">O\u00f9 situer la p\u00e9riode de production de la <em>CZ-252<\/em> ? Il n&rsquo;est pas facile de r\u00e9pondre de fa\u00e7on pr\u00e9cise \u00e0 la question. L&rsquo;aspect, les touches gomme, \u00e9voquent la seconde moiti\u00e9 des ann\u00e9es 80. Cependant l&rsquo;interrupteur manuel, l&rsquo;absence de m\u00e9moire permanente, rappellent le d\u00e9but de la d\u00e9cennie 80. Voyons si l&rsquo;on peut tirer des indications du num\u00e9ro de s\u00e9rie : il commence par un 7, ce qui pourrait vouloir dire 1977 ou 1987. Deux dates qui ne collent d\u00e9cid\u00e9ment pas bien aux caract\u00e9ristiques de la <em>CZ-252<\/em>, trop moderne pour la premi\u00e8re, trop archa\u00efque pour la seconde.<\/p>\n<p style=\"text-align: justify;\">Une petit caract\u00e9ristique inhabituelle : Un <em>Auto Shut Off<\/em> \u00e9teint la calculatrice au bout de quelques minutes d&rsquo;inutilisation. La chose est courante. Mais ce qui ne l&rsquo;est pas, c&rsquo;est le clignotement de l&rsquo;afficheur une minute avant la mise en sommeil &#8230;<\/p>\n<p style=\"text-align: justify;\"><a href=\"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/SANYO252-2.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-417 size-large\" src=\"http:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/SANYO252-2-1024x613.jpg\" alt=\"SANYO252-2\" width=\"620\" height=\"371\" srcset=\"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/SANYO252-2-1024x613.jpg 1024w, https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/SANYO252-2-300x179.jpg 300w, https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/wp-content\/uploads\/2014\/10\/SANYO252-2.jpg 1600w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">\n","protected":false},"excerpt":{"rendered":"<p>Plus\u00a0un objet est gros, plus il\u00a0semble important. C&rsquo;est sans doute pour cela que la minuscule SANYO CZ-252\u00a0cache bien sa puissance. Ses dimensions : 11.5 cm de haut et 6.5 de large, la classent parmi les calculatrices scientifiques les plus petites de l&rsquo;histoire. La SANYO CZ-252 n&rsquo;est pas un gadget. La richesse de son clavier\u00a0lui donne toutes les possibilit\u00e9s d&rsquo;une grande,<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,28],"tags":[],"class_list":["post-1059","post","type-post","status-publish","format-standard","hentry","category-age-dor-du-calcul","category-sanyo"],"_links":{"self":[{"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/posts\/1059","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=1059"}],"version-history":[{"count":9,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/posts\/1059\/revisions"}],"predecessor-version":[{"id":8549,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=\/wp\/v2\/posts\/1059\/revisions\/8549"}],"wp:attachment":[{"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1059"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1059"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/le-rayon-des-calculatrices.fr\/WordPress3\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1059"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}