{"id":173,"date":"2026-08-18T13:02:12","date_gmt":"2026-08-18T13:02:12","guid":{"rendered":"https:\/\/secu-mag.com.tn\/?p=173"},"modified":"2026-08-18T13:02:12","modified_gmt":"2026-08-18T13:02:12","slug":"combien-de-jours-un-nvr-de-4tb-hdd-peut-il-enregistrer","status":"publish","type":"post","link":"https:\/\/secu-mag.com.tn\/?p=173","title":{"rendered":"Combien de jours un NVR de 4TB HDD peut-il enregistrer ?"},"content":{"rendered":"<p style=\"text-align: justify;\">La question est de combien de jours un disque dur <strong>4TB<\/strong> peut enregistrer ?<\/p>\n<p style=\"text-align: justify;\">De toute \u00e9vidence, il existe de nombreux outils gratuits en ligne pour estimer le stockage du disque dur requis, cependant, la plupart d&#8217;entre eux ne peuvent pas fournir des r\u00e9sultats pr\u00e9cis. En effet, le temps d&#8217;enregistrement du disque dur varie du r\u00e9glage bitrate de la cam\u00e9ra.<\/p>\n<p style=\"text-align: justify;\">Pour savoir la capacit\u00e9 de stockage vid\u00e9o exacte par jour, vous pouvez utiliser la formule suivante :<\/p>\n<ul style=\"text-align: justify;\">\n<li>La capacit\u00e9 de stockage (Gigabyte) = 3600s (par heure) heures x 24 (par jour) x Bitrate (kbps)\/8 (Bit converti en octet) \/ 1024 (m\u00e9gaoctets) \/ 1024 (Gigaoctets)<\/li>\n<li>21GB = 3500x24x2048 \/ 8 \/ 1024 \/ 1024<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">En utilisant cette formule pour calculer la capacit\u00e9 de stockage vid\u00e9o pour une cam\u00e9ra 720p IP, et la valeur de r\u00e9glage bitrate de l&#8217;appareil photo est 2048kbps, de sorte que chaque jour la cam\u00e9ra n\u00e9cessite 21GB capacit\u00e9 de stockage vid\u00e9o.<\/p>\n<p style=\"text-align: justify;\"><img decoding=\"async\" class=\"aligncenter\" src=\"http:\/\/new.secu-mag.com.tn\/wp-content\/uploads\/images\/articles\/disque-dur-2.jpg\" alt=\"\" border=\"0\" \/><\/p>\n<p style=\"text-align: justify;\">Pour heures 24 d\u2019enregistrement continu :<\/p>\n<table style=\"width: 803px; height: 250px;\" border=\"1\">\n<tbody>\n<tr>\n<td width=\"160\"><strong>R\u00e9solution d&#8217;enregistrement<\/strong><\/td>\n<td style=\"text-align: center;\" width=\"149\"><strong>Canaux d\u2019enregistrement <\/strong><\/td>\n<td style=\"text-align: center;\"><strong>500G<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>1TB<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>2TB<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>4TB<\/strong><\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\" width=\"160\">1.0 Megapixel (720p)<\/td>\n<td style=\"text-align: center;\" width=\"149\">Canaux 4<\/td>\n<td style=\"text-align: center;\">Jour 6<\/td>\n<td style=\"text-align: center;\">Jour 12<\/td>\n<td style=\"text-align: center;\">Jour 24<\/td>\n<td style=\"text-align: center;\">Jour 48<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"149\">Canaux 8<\/td>\n<td style=\"text-align: center;\">Jour 3<\/td>\n<td style=\"text-align: center;\">Jour 6<\/td>\n<td style=\"text-align: center;\">Jour 12<\/td>\n<td style=\"text-align: center;\">Jour 24<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"149\">Canaux 16<\/td>\n<td style=\"text-align: center;\">Jour 1.5<\/td>\n<td style=\"text-align: center;\">Jour 3<\/td>\n<td style=\"text-align: center;\">Jour 6<\/td>\n<td style=\"text-align: center;\">Jour 12<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\" width=\"160\">2.0 Megapixel (1080p)<\/td>\n<td style=\"text-align: center;\" width=\"149\">Canaux 4<\/td>\n<td style=\"text-align: center;\">Jours 3<\/td>\n<td style=\"text-align: center;\">Jours 6<\/td>\n<td style=\"text-align: center;\">Jours 12.5<\/td>\n<td style=\"text-align: center;\">Jour 24<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"149\">Canaux 8<\/td>\n<td style=\"text-align: center;\">Jours 1.5<\/td>\n<td style=\"text-align: center;\">Jours 3<\/td>\n<td style=\"text-align: center;\">Jours 6<\/td>\n<td style=\"text-align: center;\">Jours 12<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"149\">Canaux 16<\/td>\n<td style=\"text-align: center;\">Jour 0.74<\/td>\n<td style=\"text-align: center;\">Jours 1.5<\/td>\n<td style=\"text-align: center;\">Jours 3<\/td>\n<td style=\"text-align: center;\">Jours 6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\"><strong>Comment conna\u00eetre la bande passante de la cam\u00e9ra IP ?<\/strong><\/p>\n<p style=\"text-align: justify;\">La bande passante d\u2019une cam\u00e9ra IP varie du r\u00e9glage bitrate. La valeur pour une cam\u00e9ra IP 1080p de r\u00e9glage par d\u00e9faut est de 4096Kb\/s, il est donc n\u00e9cessaire que la bande passante du r\u00e9seau soit de 4096Kb\/s \u00f7 8 (1 octet = 8 bit) = 512KB\/s = 4Mb\/s.<\/p>\n<p style=\"text-align: justify;\">Ainsi, pour un appareil photo IP 4 Megapixel = 8192Kb\/s = 1024KB\/s = 8Mb\/s<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La question est de combien de jours un disque dur 4TB peut enregistrer ? De toute \u00e9vidence, il existe de nombreux outils gratuits en ligne pour estimer le stockage du disque dur requis, cependant, la plupart d&#8217;entre eux ne peuvent pas fournir des r\u00e9sultats pr\u00e9cis. En effet, le temps d&#8217;enregistrement du disque dur varie du&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-173","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=\/wp\/v2\/posts\/173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=173"}],"version-history":[{"count":0,"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=\/wp\/v2\/posts\/173\/revisions"}],"wp:attachment":[{"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/secu-mag.com.tn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}