{"id":711,"date":"2026-01-15T13:44:46","date_gmt":"2026-01-15T13:44:46","guid":{"rendered":"https:\/\/concreteswan.net\/?p=711"},"modified":"2026-01-15T17:51:20","modified_gmt":"2026-01-15T17:51:20","slug":"stall-speed-indicator","status":"publish","type":"post","link":"https:\/\/concreteswan.net\/?p=711","title":{"rendered":"Stall Speed Indicator"},"content":{"rendered":"        <div class=\"ssa-wrap\"\n             data-ssa=\"1\"\n             data-presets-json=\"{&quot;ask21&quot;:{&quot;label&quot;:&quot;Schleicher ASK 21&quot;,&quot;vs1g_kt&quot;:35},&quot;astir_cs77&quot;:{&quot;label&quot;:&quot;Grob Astir CS77&quot;,&quot;vs1g_kt&quot;:35},&quot;junior&quot;:{&quot;label&quot;:&quot;SZD-51-1 Junior&quot;,&quot;vs1g_kt&quot;:32},&quot;discus_cs&quot;:{&quot;label&quot;:&quot;Schempp-Hirth Discus CS&quot;,&quot;vs1g_kt&quot;:36},&quot;custom&quot;:{&quot;label&quot;:&quot;Custom&quot;,&quot;vs1g_kt&quot;:35}}\"\n             data-default-aircraft=\"astir_cs77\"\n             data-custom-vs=\"35\"\n             data-hud-big-scale=\"1.1\"\n             data-hud-g-scale=\"1.1\"\n             data-hud-label-scale=\"1\">\n\n          <div class=\"ssa-card\">\n            <div class=\"ssa-row\">\n              <div>\n                <label class=\"ssa-label\">Display mode<\/label>\n                <select class=\"ssa-select ssa-main-mode\" aria-label=\"Display mode\">\n                  <option value=\"flight\">Stall Speed Indicator (Flight)<\/option>\n                  <option value=\"drive\">MPH Speedo (Drive)<\/option>\n                <\/select>\n              <\/div>\n\n              <button type=\"button\" class=\"ssa-btn primary ssa-btn-motion\">Enable Motion Sensors<\/button>\n              <button type=\"button\" class=\"ssa-btn ssa-btn-hud\">HUD Fullscreen<\/button>\n\n              <span class=\"ssa-muted\">HUD is always upside-down. \u201cMirror\u201d adds left-right mirroring.<\/span>\n            <\/div>\n            <div class=\"ssa-muted\" style=\"margin-top:10px\">\n              Controls auto-hide after 3 seconds; tap HUD to show again. Drive mode uses GPS speed (mph).\n            <\/div>\n          <\/div>\n\n          <div class=\"ssa-card\">\n            <div class=\"ssa-row\">\n              <div>\n                <label class=\"ssa-label\">Aircraft (Flight mode only)<\/label>\n                <select class=\"ssa-select ssa-aircraft\" aria-label=\"Aircraft\"><\/select>\n              <\/div>\n\n              <div class=\"ssa-custom-wrap\">\n                <label class=\"ssa-label\">Custom Vs(1g) (kt)<\/label>\n                <input class=\"ssa-input ssa-customvs\" type=\"number\" step=\"0.1\" min=\"10\" max=\"120\" \/>\n              <\/div>\n            <\/div>\n          <\/div>\n\n          <div class=\"ssa-grid\">\n            <div class=\"ssa-card\">\n              <div class=\"ssa-muted\">Load factor (g)<\/div>\n              <div class=\"ssa-kpi ssa-greadout\">\u2014<\/div>\n            <\/div>\n\n            <div class=\"ssa-card\">\n              <div class=\"ssa-muted\">Estimated minimum speed (knots)<\/div>\n              <div class=\"ssa-kpi ssa-minreadout\">\u2014 kt<\/div>\n            <\/div>\n          <\/div>\n\n          <!-- HUD overlay -->\n          <div class=\"ssa-hud\" aria-hidden=\"true\">\n            <div class=\"ssa-hud-controls\">\n              <div class=\"ssa-hud-left\">\n                <button type=\"button\" class=\"ssa-hud-btn ssa-hud-mode\">Mode: FLIGHT<\/button>\n                <button type=\"button\" class=\"ssa-hud-btn ssa-hud-mirror\">Mirror: OFF<\/button>\n              <\/div>\n              <div class=\"ssa-hud-right\">\n                <button type=\"button\" class=\"ssa-hud-btn ssa-hud-exit\">Exit<\/button>\n              <\/div>\n            <\/div>\n\n            <div class=\"ssa-hud-small ssa-hud-g-label\">CURRENT G<\/div>\n            <div class=\"ssa-hud-g\">\u2014 g<\/div>\n\n            <div class=\"ssa-hud-small ssa-hud-min-label\">MIN SPEED<\/div>\n            <div class=\"ssa-hud-big\">\u2014 kt<\/div>\n          <\/div>\n\n        <\/div>\n        \n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"exifize_date":"","footnotes":""},"categories":[],"tags":[],"class_list":["post-711","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/concreteswan.net\/index.php?rest_route=\/wp\/v2\/posts\/711","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/concreteswan.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/concreteswan.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/concreteswan.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/concreteswan.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=711"}],"version-history":[{"count":8,"href":"https:\/\/concreteswan.net\/index.php?rest_route=\/wp\/v2\/posts\/711\/revisions"}],"predecessor-version":[{"id":735,"href":"https:\/\/concreteswan.net\/index.php?rest_route=\/wp\/v2\/posts\/711\/revisions\/735"}],"wp:attachment":[{"href":"https:\/\/concreteswan.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/concreteswan.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/concreteswan.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}