{"id":6417,"date":"2017-03-14T15:19:21","date_gmt":"2017-03-14T14:19:21","guid":{"rendered":"http:\/\/www.stilum.com\/en\/?post_type=portfolio&#038;p=6417"},"modified":"2025-03-25T09:19:30","modified_gmt":"2025-03-25T08:19:30","slug":"speaking-tube-fera","status":"publish","type":"portfolio","link":"https:\/\/www.stilum.com\/en\/produkte\/speaking-tube-fera\/","title":{"rendered":"Speaking-tube &#8220;fera&#8221;"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-g1utk1-728fc32de7a931b6ca863d62af9cf91d\">\n.flex_column.av-g1utk1-728fc32de7a931b6ca863d62af9cf91d{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-g1utk1-728fc32de7a931b6ca863d62af9cf91d av_one_half  avia-builder-el-0  el_before_av_one_half  avia-builder-el-first  first flex_column_div av-animated-generic left-to-right av-zero-column-padding  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" 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loading=\"lazy\" class=\"wp-image-19514 avia-img-lazy-loading-19514\"  width=\"495\" height=\"400\" src=\"https:\/\/www.stilum.com\/wp-content\/uploads\/speaking-tube-fera-photo3-495x400.jpg\" title='speaking-tube-fera-photo3' alt='' srcset=\"https:\/\/www.stilum.com\/wp-content\/uploads\/speaking-tube-fera-photo3-495x400.jpg 495w, https:\/\/www.stilum.com\/wp-content\/uploads\/speaking-tube-fera-photo3-845x684.jpg 845w\" sizes=\"auto, (max-width: 495px) 100vw, 495px\" \/><\/div><\/a><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-d76ma9-13e978ea3db2402f106f3af3818fa528\">\n.flex_column.av-d76ma9-13e978ea3db2402f106f3af3818fa528{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-d76ma9-13e978ea3db2402f106f3af3818fa528 av_one_half  avia-builder-el-2  el_after_av_one_half  avia-builder-el-last  flex_column_div av-animated-generic right-to-left av-zero-column-padding  '     ><p><div  class='togglecontainer av-11o0oh-0736f066a85718e0886f5568c7aabb44  avia-builder-el-3  el_before_av_hr  avia-builder-el-first  toggle_close_all' >\n<section class='av_toggle_section av-8gazy9-6039579b9e0c2bc7f6b4915d97aa41f2'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  ><p id='toggle-toggle-id-1' data-fake-id='#toggle-id-1' class='toggler  activeTitle av-title-above '  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-1' data-slide-speed=\"200\" data-title=\"General Information\" data-title-open=\"\" data-aria_collapsed=\"Click to expand: General Information\" data-aria_expanded=\"Click to collapse: General Information\">General Information<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p><div id='toggle-id-1' aria-labelledby='toggle-toggle-id-1' role='region' class='toggle_wrap  active_tc av-title-above' style='display:block;' ><div class='toggle_content invers-color '  itemprop=\"text\" ><p>How does a phone actually work? How are sound waves transmitted? Physical laws are easily understandable with the speech tube fera made by stilum, when children are spaced from 10 m to max. 30 meters and talk to each other.<\/p>\n<\/div><\/div><\/div><\/section>\n<section class='av_toggle_section av-7fghbl-c9ea3550588a61215c78b3bc350a6bae'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  ><p id='toggle-toggle-id-2' data-fake-id='#toggle-id-2' class='toggler  av-title-above '  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-2' data-slide-speed=\"200\" data-title=\"Product Data\" data-title-open=\"\" data-aria_collapsed=\"Click to expand: Product Data\" data-aria_expanded=\"Click to collapse: Product Data\">Product Data<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p><div id='toggle-id-2' aria-labelledby='toggle-toggle-id-2' role='region' class='toggle_wrap  av-title-above'  ><div class='toggle_content invers-color '  itemprop=\"text\" ><table>\n<tbody>\n<tr>\n<td>Material:<\/td>\n<td>Stainless steel<\/td>\n<\/tr>\n<tr>\n<td>Item No.:<\/td>\n<td>515210401<\/td>\n<\/tr>\n<tr>\n<td>Equipment dimensions:<\/td>\n<td>630 x 460 x 1400 mm<\/td>\n<\/tr>\n<tr>\n<td>Maximum height of fall<\/td>\n<td>&#8212;<\/td>\n<\/tr>\n<tr>\n<td>Minimum space:<\/td>\n<td>5545 x 1400 mm<\/td>\n<\/tr>\n<tr>\n<td>Safety surfacing area:<\/td>\n<td>&#8212;<\/td>\n<\/tr>\n<tr>\n<td>Required safety slabs:<\/td>\n<td>&#8212;<\/td>\n<\/tr>\n<tr>\n<td>Recommended surface material:<\/td>\n<td>optional, the ground should be smooth and free of edges.<\/td>\n<\/tr>\n<tr>\n<td>Safety:<\/td>\n<td>DIN EN 1176<\/td>\n<\/tr>\n<tr>\n<td>Coating:<\/td>\n<td>Coloured granulate rubber coating<\/td>\n<\/tr>\n<tr>\n<td>Age rating:<\/td>\n<td>from 2 years<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>All rights and product modifications reserved.<\/p>\n<\/div><\/div><\/div><\/section>\n<section class='av_toggle_section av-6ali2p-6456d40bf78cd30238beab15e637ff6d'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div role=\"tablist\" class=\"single_toggle\" data-tags=\"{All} \"  ><p id='toggle-toggle-id-3' data-fake-id='#toggle-id-3' class='toggler  av-title-above '  itemprop=\"headline\"  role='tab' tabindex='0' aria-controls='toggle-id-3' data-slide-speed=\"200\" data-title=\"Downloads\" data-title-open=\"\" data-aria_collapsed=\"Click to expand: Downloads\" data-aria_expanded=\"Click to collapse: Downloads\">Downloads<span class=\"toggle_icon\"><span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p><div id='toggle-id-3' aria-labelledby='toggle-toggle-id-3' role='region' class='toggle_wrap  av-title-above'  ><div class='toggle_content invers-color '  itemprop=\"text\" ><ul>\n<li><a href=\"\/wp-content\/uploads\/fera-sprachrohr-stilum_515210401_mounting.pdf\">Mounting Instruction | PDF<\/a><\/li>\n<li><a href=\"\/wp-content\/uploads\/fera-sprachrohr-stilum_515210401_maintenance.pdf\">Maintenance Instruction | PDF<\/a><\/li>\n<li><a href=\"\/wp-content\/uploads\/fera-speaking-tube-stilum_515210401_datasheet.pdf\">Data sheet | PDF<\/a><\/li>\n<li><a href=\"\/wp-content\/uploads\/fera-sprachrohr-stilum_515210401__FP.DWG\">Foundation plan | DWG<\/a><\/li>\n<li><a href=\"\/wp-content\/uploads\/fera-sprachrohr-stilum_515210401__DS.DWG\">Safety Area | DWG<\/a><\/li>\n<li><a href=\"\/wp-content\/uploads\/fera-speaking-tube-stilum_515210401_scope-of-delivery.pdf\">Scope of delivery | PDF<\/a><\/li>\n<\/ul>\n<\/div><\/div><\/div><\/section>\n<\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3ipe75-35dd9c9fcf76d3e8f978f72fa7050fcd\">\n#top .hr.hr-invisible.av-3ipe75-35dd9c9fcf76d3e8f978f72fa7050fcd{\nheight:12px;\n}\n<\/style>\n<div  class='hr av-3ipe75-35dd9c9fcf76d3e8f978f72fa7050fcd hr-invisible  avia-builder-el-4  el_after_av_toggle_container  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href='https:\/\/www.stilum.com\/en\/contact\/' class='avia-button avia-button-fullwidth av-a67yp-f6bfc19bf716978b08f7368ce6289f1f avia-icon_select-yes-left-icon avia-color-custom'   aria-label=\"Product Request\"><span class='avia_button_icon avia_button_icon_left avia-iconfont avia-font-entypo-fontello' data-av_icon='\ue83c' data-av_iconfont='entypo-fontello' ><\/span><span class='avia_iconbox_title' >Product Request<\/span><div class='av-button-description av-button-description-below'><p>Ask for price and delivery time<\/p>\n<\/div><\/a><\/div><\/p><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":24540,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"tags":[],"portfolio_entries":[93],"class_list":["post-6417","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","portfolio_entries-acoustics-optics"],"_links":{"self":[{"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/portfolio\/6417","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/portfolio"}],"about":[{"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/types\/portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/comments?post=6417"}],"version-history":[{"count":5,"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/portfolio\/6417\/revisions"}],"predecessor-version":[{"id":8885,"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/portfolio\/6417\/revisions\/8885"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/media\/24540"}],"wp:attachment":[{"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/media?parent=6417"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/tags?post=6417"},{"taxonomy":"portfolio_entries","embeddable":true,"href":"https:\/\/www.stilum.com\/en\/wp-json\/wp\/v2\/portfolio_entries?post=6417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}