{"id":5910146,"date":"2026-07-17T11:49:32","date_gmt":"2026-07-17T09:49:32","guid":{"rendered":"https:\/\/migflug.com\/jetflights\/?p=5910146"},"modified":"2026-07-22T09:31:02","modified_gmt":"2026-07-22T07:31:02","slug":"douglas-dc-8-das-erste-passagierflugzeug-das-1961-die-schallmauer-durchbrach","status":"publish","type":"post","link":"https:\/\/migflug.com\/jetflights\/de\/douglas-dc-8-first-airliner-broke-sound-barrier-1961\/","title":{"rendered":"Das einzige Verkehrsflugzeug, das jemals die Schallmauer durchbrochen hat"},"content":{"rendered":"<p><style>.et_pb_title_container h1.entry-title { padding-top: 40px !important; }<\/style><\/p>\r\n<p>Fragt man irgendjemanden, welches Verkehrsflugzeug als erstes die Schallmauer durchbrach, wird man die Concorde nennen. Doch damit liegt man sieben Jahre falsch \u2013 und zwar mit einem ganz gew\u00f6hnlich aussehenden Douglas-Jet, den die meisten Leute l\u00e4ngst vergessen haben.<\/p>\r\n<p>Am 21. August 1961 wurde eine Standard-Douglas DC-8 \u2013 dasselbe viermotorige Passagierflugzeug, das Urlauber \u00fcber den Atlantik bef\u00f6rderte \u2013 in einem Sturzflug \u00fcber der kalifornischen W\u00fcste absichtlich auf \u00dcberschallgeschwindigkeit beschleunigt. Sie ist bis heute neben der Concorde und der sowjetischen Tu-144 das einzige konventionelle Passagierflugzeug, das jemals absichtlich \u00dcberschallgeschwindigkeit erreichte.<\/p>\r\n\r\n<div style=\"background: #f5f5f5; padding: 20px; border-radius: 8px; margin: 24px 0;\">\r\n<p style=\"margin: 0 0 10px; font-weight: bold; font-size: 15px; letter-spacing: .03em; color: #111;\">Kurzinfo<\/p>\r\n<table style=\"border-collapse: collapse; font-size: 15px; line-height: 1.5;\">\r\n<tbody>\r\n<tr>\r\n<td style=\"padding: 6px 12px 6px 0; font-weight: 600; color: #333; vertical-align: top; white-space: nowrap;\">Datum<\/td>\r\n<td style=\"padding: 6px 0; color: #444;\">21. August 1961<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 6px 12px 6px 0; font-weight: 600; color: #333; vertical-align: top; white-space: nowrap;\">Flugzeug<\/td>\r\n<td style=\"padding: 6px 0; color: #444;\">Douglas DC-8-43, Kennzeichen N9604Z (\"Empress of Montreal\")<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 6px 12px 6px 0; font-weight: 600; color: #333; vertical-align: top; white-space: nowrap;\">H\u00f6chstgeschwindigkeit<\/td>\r\n<td style=\"padding: 6px 0; color: #444;\">Mach 1,012 (~660 mph) in ~41.000 Fu\u00df H\u00f6he im Sturzflug<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 6px 12px 6px 0; font-weight: 600; color: #333; vertical-align: top; white-space: nowrap;\">Zeit \u00dcberschall<\/td>\r\n<td style=\"padding: 6px 0; color: #444;\">~16 Sekunden<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 6px 12px 6px 0; font-weight: 600; color: #333; vertical-align: top; white-space: nowrap;\">Pilot<\/td>\r\n<td style=\"padding: 6px 0; color: #444;\">William M. Magruder (Douglas-Cheftestpilot)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"padding: 6px 12px 6px 0; font-weight: 600; color: #333; vertical-align: top; white-space: nowrap;\">Operator<\/td>\r\n<td style=\"padding: 6px 0; color: #444;\">Ausgeliefert an Canadian Pacific Air Lines, November 1961<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n\r\n<h2 style=\"padding-top: 22px;\">Ein Test, kein Stunt<\/h2>\r\n<p>Der Flug verfolgte einen ernsten Zweck. Douglas ben\u00f6tigte Flugtestdaten f\u00fcr eine neue Fl\u00fcgelvorderkantenkonstruktion, und die DC-8 bis an ihre Grenzen zu bringen, war der einzige Weg, diese zu erhalten. Doch es ging auch um Showeffekte: Magruder wollte beweisen, dass sein Flugzeug Mach 1 \u00fcberstehen konnte \u2013 und dem Erzrivalen Boeing mit dessen 707 etwas Publicity entlocken.<\/p>\r\n<p>Der Plan war gewagt. Ein brandneues Passagierflugzeug sollte auf rund 15.850 Meter H\u00f6he steigen \u2013 eine Rekordh\u00f6he f\u00fcr ein Verkehrsflugzeug \u2013, dann in einen Sturzflug \u00fcbergehen und die Schwerkraft den Rest erledigen lassen. Begleitflugzeuge filmten das Spektakel, darunter eine F-104 Starfighter, die angeblich von Magruders altem Freund Chuck Yeager geflogen wurde.<\/p>\r\n\r\n<div style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; margin: 24px 0;\"><iframe class=\"skip-lazy\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; border-radius: 8px;\" src=\"https:\/\/www.youtube.com\/embed\/22JxpglgRuY\" allowfullscreen=\"allowfullscreen\" data-no-lazy=\"1\"><\/iframe><\/div>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\" style=\"margin: 0 0 24px;\"><img data-opt-id=1872460769  fetchpriority=\"high\" decoding=\"async\" class=\"skip-lazy\" style=\"max-width: 100%; height: auto; border-radius: 6px;\" src=\"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/07\/f-104-starfighter-chase-plane.jpg\" alt=\"F-104 Starfighter-Verfolgungsflugzeug\" data-no-lazy=\"1\" \/>\r\n<figcaption style=\"font-size: 13px; color: #777; text-align: center; margin-top: 6px; font-style: italic;\">Ein F-104 Starfighter des Typs, der die \u00dcberschallmaschine DC-8 verfolgte, angeblich mit Chuck Yeager am Steuer. Foto: NASA \/ Wikimedia Commons<\/figcaption>\r\n<\/figure>\r\n\r\n<h2 style=\"padding-top: 22px;\">Sechzehn Sekunden \u2013 und ein Schreckmoment<\/h2>\r\n<p>Als die DC-8 abst\u00fcrzte, stieg die Mach-Nadel langsam \u00fcber 1,0 und verharrte dort etwa 16 Sekunden lang. Flugtestingenieur Richard Edwards, der sich an Bord des Flugzeugs befand, erinnerte sich Jahrzehnte sp\u00e4ter noch lebhaft an diesen Moment.<\/p>\r\n\r\n<div style=\"background: #f8f9fa; border-left: 4px solid  #1565c0; padding: 20px 22px; margin: 18px 0 24px; border-radius: 0 8px 8px 0; font-size: 16px; line-height: 1.7; display: flex; gap: 20px; align-items: flex-start;\">\r\n<div><em>\u201cBeim Tauchgang erreichte er in etwa 45.000 Fu\u00df H\u00f6he f\u00fcr ungef\u00e4hr 16 Sekunden Mach 1,01, dann fing er sich wieder. Aber die Fangphase war etwas be\u00e4ngstigend.\u201d<\/em>\r\n<div style=\"margin-top: 10px; font-size: 14px; color: #555;\"><strong>Richard H. Edwards<\/strong> \u2014 DC-8-Flugtestingenieur, Smithsonian Air &amp; Space (2011)<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n<p>\u201eBe\u00e4ngstigend\u201c ist das richtige Wort. Im Sturzflug versagten die H\u00f6henruder, und der Stabilisatormotor setzte unter der enormen aerodynamischen Belastung aus \u2013 einige Sekunden lang wollte das Flugzeug nicht abfangen. Magruders L\u00f6sung zeugte von purem Testpilotenmut: Er dr\u00fcckte <em>weiter<\/em> Er leitete einen Sturzflug ein, um das H\u00f6henleitwerk zu entlasten, wodurch er die Kontrolle wiedererlangte und die DC-8 wieder in die Waagerechte bringen konnte. Dabei blieb er bekannterma\u00dfen stets unersch\u00fctterlich.<\/p>\r\n\r\n<div style=\"background: #f8f9fa; border-left: 4px solid  #1565c0; padding: 20px 22px; margin: 18px 0 24px; border-radius: 0 8px 8px 0; font-size: 16px; line-height: 1.7; display: flex; gap: 20px; align-items: flex-start;\">\r\n<div><em>\u201cNun ja, wir k\u00f6nnen auch ohne Landeklappen starten, und das Flugzeug wird in Ordnung sein \u2013 solange kein Triebwerk ausf\u00e4llt.\u201d<\/em>\r\n<div style=\"margin-top: 10px; font-size: 14px; color: #555;\"><strong>William Magruder<\/strong> \u2014 Douglas-Cheftestpilot, via Smithsonian Air &amp; Space<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\" style=\"margin: 0 0 24px;\"><img data-opt-id=2048646420  fetchpriority=\"high\" decoding=\"async\" class=\"skip-lazy\" style=\"max-width: 100%; height: auto; border-radius: 6px;\" src=\"https:\/\/ml5psubhxdln.i.optimole.com\/cb:0e0_.b970\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/07\/douglas-dc-8-43-variant.jpg\" alt=\"Eine Douglas DC-8-43\" data-no-lazy=\"1\" \/>\r\n<figcaption style=\"font-size: 13px; color: #777; text-align: center; margin-top: 6px; font-style: italic;\">Eine Douglas DC-8-43 \u2013 dieselbe Variante wie die N9604Z, das \u00dcberschallflugzeug. Nichts an ihr deutet auf einen Rekordbrecher hin. Foto: Wikimedia Commons<\/figcaption>\r\n<\/figure>\r\n\r\n<p>Drei Monate sp\u00e4ter wurde die N9604Z an Canadian Pacific Air Lines ausgeliefert und umbenannt. <em>Kaiserin von Montreal<\/em>, und verbrachte die n\u00e4chsten zwei Jahrzehnte damit, genau das zu tun, was alle anderen DC-8 auch taten: Passagiere bef\u00f6rdern. Ihr \u00dcberschallrekord blieb bis zum Erstflug der Tu-144 im Jahr 1969 bestehen.<\/p>\r\n<p>Nat\u00fcrlich hat keine Fluggesellschaft jemals ein Gesch\u00e4ftsmodell auf \u00dcberschallflugzeugen vom Typ DC-8 aufgebaut. Aber wenn Ihnen das n\u00e4chste Mal jemand erz\u00e4hlt, die Concorde sei das erste Passagierflugzeug gewesen, das die Schallmauer durchbrochen hat, k\u00f6nnen Sie ihn freundlich korrigieren \u2013 und ihm von dem Tag erz\u00e4hlen, an dem ein gew\u00f6hnliches Passagierflugzeug nach Mach 1 suchte und es erreichte.<\/p>\r\n\r\n<div style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; margin: 24px 0;\"><iframe class=\"skip-lazy\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; border-radius: 8px;\" src=\"https:\/\/www.youtube.com\/embed\/pmlXT2edbqM\" allowfullscreen=\"allowfullscreen\" data-no-lazy=\"1\"><\/iframe><\/div>\r\n\r\n<p><em>Quellen: Smithsonian Air &amp; Space Magazine; HistoryNet; This Day in Aviation; Wikipedia.<\/em><\/p>\r\n\r\n<div style=\"background: #f0f4ff; border-left: 4px solid #5C91FF; padding: 16px 20px; margin: 32px 0 8px; border-radius: 0 8px 8px 0;\">\r\n<p style=\"margin: 0 0 8px; font-weight: 600; color: #333;\">\u00c4hnliche Beitr\u00e4ge<\/p>\r\n<p style=\"margin: 4px 0;\"><a href=\"https:\/\/migflug.com\/jetflights\/mach-2-60000-feet-and-a-view-of-the-curved-earth-the-legend-of-concorde\/\">Mach 2, 60.000 Fu\u00df: Die Legende der Concorde<\/a><\/p>\r\n<p style=\"margin: 4px 0;\"><a href=\"https:\/\/migflug.com\/jetflights\/de-havilland-comet-metal-fatigue-square-windows-investigation-1954\/\">Die de Havilland Comet: Der wundersch\u00f6ne Jet, der uns lehrte, wie Flugzeuge zerbrechen<\/a><\/p>\r\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Sieben Jahre vor der Concorde wurde eine serienm\u00e4\u00dfige Douglas DC-8 absichtlich mit \u00fcber Mach 1 beschleunigt \u2013 das einzige konventionelle Verkehrsflugzeug, dem es jemals gelang, die Schallmauer zu durchbrechen.<\/p>","protected":false},"author":27,"featured_media":5909981,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"editor_notices":[],"footnotes":""},"categories":[665,666],"tags":[676],"class_list":["post-5910146","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aviation-world","category-history-and-legends","tag-priority-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Douglas DC-8: The Airliner That Broke the Sound Barrier<\/title>\n<meta name=\"description\" content=\"In 1961 a standard Douglas DC-8 broke the sound barrier in a dive \u2014 seven years before Concorde. 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