{"id":251502,"date":"2021-05-17T13:40:20","date_gmt":"2021-05-17T10:40:20","guid":{"rendered":"https:\/\/en.buradabiliyorum.com\/what-are-teletypes-and-why-were-they-used-with-computers\/"},"modified":"2021-05-17T13:40:20","modified_gmt":"2021-05-17T10:40:20","slug":"what-are-teletypes-and-why-were-they-used-with-computers","status":"publish","type":"post","link":"https:\/\/buradabiliyorum.com\/en\/what-are-teletypes-and-why-were-they-used-with-computers\/","title":{"rendered":"#What Are Teletypes, and Why Were They Used with Computers?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a25e7a050f20\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #dd3333;color:#dd3333\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #dd3333;color:#dd3333\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a25e7a050f20\" checked aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/buradabiliyorum.com\/en\/what-are-teletypes-and-why-were-they-used-with-computers\/#Whats_a_Teletype\" >What\u2019s a Teletype?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/buradabiliyorum.com\/en\/what-are-teletypes-and-why-were-they-used-with-computers\/#Why_Did_People_Use_Teletypes_with_Computers\" >Why Did People Use Teletypes with Computers?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/buradabiliyorum.com\/en\/what-are-teletypes-and-why-were-they-used-with-computers\/#Enter_the_Teletype_Model_33\" >Enter the Teletype Model 33<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/buradabiliyorum.com\/en\/what-are-teletypes-and-why-were-they-used-with-computers\/#The_Era_of_Teletype_Games\" >The Era of Teletype Games<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/buradabiliyorum.com\/en\/what-are-teletypes-and-why-were-they-used-with-computers\/#Why_Did_People_Stop_Using_Teletypes_with_Computers\" >Why Did People Stop Using Teletypes with Computers?<\/a><\/li><\/ul><\/nav><\/div>\n<p><strong>&#8220;#What Are Teletypes, and Why Were They Used with Computers?&#8221;<\/strong><\/p>\n<div>\n<figure style=\"width: 1200px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"type:primaryImage wp-image-727260 size-full\" src=\"https:\/\/www.howtogeek.com\/wp-content\/uploads\/2021\/05\/teletype_hero_3.jpg?width=1200&amp;trim=1,1&amp;bg-color=000&amp;pad=1,1\" alt=\"A Woman Using a Teletype in the late 1960s.\" width=\"1200\" height=\"555\" data-credittext=\"Systems Engineering Laboratories\" onload=\"pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\" onerror=\"this.onerror=null;pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\"\/><figcaption class=\"wp-caption-text\"><span class=\"type:primaryImage imagecredit\">Systems Engineering Laboratories<\/span><\/figcaption><\/figure>\n<p>For a few decades, many computer system operators used devices called teletypes to interact with computers using a typewriter-style keyboard and output printed on spools of paper. Here\u2019s why.<\/p>\n<h2 role=\"heading\" aria-level=\"2\"><span class=\"ez-toc-section\" id=\"Whats_a_Teletype\"><\/span>What\u2019s a Teletype?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A teletype (or more precisely, a teleprinter) is a communications device that allows operators to send and receive text-based messages using a typewriter-style keyboard and printed paper output.<\/p>\n<p>The term \u201cteletype\u201d originated as a trademarked term for a brand of teleprinters created by the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Teletype_Corporation\">Teletype Corporation<\/a> in 1928. Teletype Corporation\u2019s products became so ubiquitous that \u201cteletype\u201d evolved into a generic term synonymous with \u201cteleprinter,\u201d especially in the field of computers.<\/p>\n<figure style=\"width: 650px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-727908 size-full\" src=\"https:\/\/www.howtogeek.com\/wp-content\/uploads\/2021\/05\/teletype_1929.jpg?trim=1,1&amp;bg-color=000&amp;pad=1,1\" alt=\"Excerpt from a 1929 Teletype advertisement\" width=\"650\" height=\"264\" data-credittext=\"Teletype Corporation\" onload=\"pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\" onerror=\"this.onerror=null;pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\"\/><figcaption class=\"wp-caption-text\">An excerpt from a 1929 Teletype advertisement. <span class=\"imagecredit\">Teletype Corporation<\/span><\/figcaption><\/figure>\n<p>To understand the basic principle behind teleprinters, imagine two electric typewriters linked together by wires (or a wireless radio link). Whatever you type on one typewriter gets automatically printed out on the other. Now imagine that these two typewriters can be any distance away thanks to wired networks or radio transmissions, and you\u2019ll understand what a revolution in communications they represented in the early 20th century.<\/p>\n<p>Primitive teleprinters first emerged as <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Printing_telegraph\">early as the 1840s<\/a>\u00a0and provided an advantage over <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Morse_code\">Morse code<\/a> operations with a telegraph key, because a teleprinter\u2019s output was instantly human-readable without the need for special training. In the early 1900s, teleprinters became more reliable and easier to use, adding a familiar QWERTY keyboard and the ability to record messages on paper tape for repeated re-transmission. A single teletype operator familiar with operating a typewriter could replace two trained telegraph operators, and <a href=\"https:\/\/buradabiliyorum.com\/en\/category\/news\/\" data-internallinksmanager029f6b8e52c=\"2\" title=\"News\" target=\"_blank\" rel=\"noopener\">news<\/a> could be dispatched instantly across the world to receiving teletype units that didn\u2019t need to have keyboards.<\/p>\n<h2 role=\"heading\" aria-level=\"2\"><span class=\"ez-toc-section\" id=\"Why_Did_People_Use_Teletypes_with_Computers\"><\/span>Why Did People Use Teletypes with Computers?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To imagine why a teletype would be useful with a computer, recall those two remotely linked typewriters from the last example and replace one of them with an interactive computer system. Instead of communicating with a remote teleprinter, you\u2019re sending and receiving human-readable text to and from a computer. The computer could be in the same room, in another part of a building, or even halfway across the world when linked by a telephone network.<\/p>\n<p>Many early large computer systems (especially those sold by IBM) were <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/www.computerhistory.org\/pdp-1\/interactive-computing\/\">batch operated<\/a>, which meant that a program would be typed onto <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Punched_card\">punched cards<\/a>, the punched cards would be fed into the machine with other programs (in a batch), and then the results would be written onto another stack of punched cards. The output stack would then be fed into a tabulating machine or a printer that would print the results in human-readable form.<\/p>\n<figure style=\"width: 650px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-727918 size-full\" src=\"https:\/\/www.howtogeek.com\/wp-content\/uploads\/2021\/05\/ibm_610_computer-1.jpg?trim=1,1&amp;bg-color=000&amp;pad=1,1\" alt=\"An IBM 610 Computer\" width=\"650\" height=\"510\" data-credittext=\"IBM\" onload=\"pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\" onerror=\"this.onerror=null;pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\"\/><figcaption class=\"wp-caption-text\">The IBM 610 (1954) was an early interactive computer that used a modified typewriter for printed output. <span class=\"imagecredit\">IBM<\/span><\/figcaption><\/figure>\n<p>Alongside batch computing in the mid-1950s, engineers began to experiment with interactive computing, where a computer operator could provide input and get results back in almost real-time in a sort of interactive \u201cconversation\u201d with the machine. Many of these computers, such as the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Bendix_G-15\">Bendix G-15<\/a> (1956) and the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.columbia.edu\/cu\/computinghistory\/610.html\">IBM 610<\/a> (1954) used modified electric typewriters as either input or output devices, but not necessarily commercial teleprinters.<\/p>\n<p>The <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/web.stanford.edu\/~learnest\/nets\/timesharing.htm\">invention of time-sharing in 1959<\/a> allowed multiple users to share an interactive computer system at the same time, making low-cost, single-personal terminals like teletypes desirable for computer use. As time-sharing became more common in the 1960s, organizations with <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Mainframe_computer\">mainframe computers<\/a> began to buy off-the-shelf commercial teletype machines to use as terminals more frequently.<\/p>\n<h2 role=\"heading\" aria-level=\"2\"><span class=\"ez-toc-section\" id=\"Enter_the_Teletype_Model_33\"><\/span>Enter the Teletype Model 33<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>One of the biggest reasons that the term \u201cteletype\u201d became so strongly associated with computing was the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Teletype_Model_33\">Teletype Corporation Model 33<\/a> (sometimes called the \u201cASR 33\u201d), which was first introduced in 1963. Unlike most other teleprinters at the time, the Model 33 could understand the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/ASCII\">ASCII standard<\/a>, which the American National Standards Institute had recently developed as a standard code for electronic devices and computers. ASCII provided a common framework for how computers stored and transmitted letters and numbers, allowing many different brands of computers to easily communicate with each other.<\/p>\n<figure style=\"width: 650px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-727917 size-full\" src=\"https:\/\/www.howtogeek.com\/wp-content\/uploads\/2021\/05\/teletype_model_33_illustration.jpg?trim=1,1&amp;bg-color=000&amp;pad=1,1\" alt=\"A Teletype Model 33 illustration.\" width=\"650\" height=\"500\" data-credittext=\"Teletype Corporation\" onload=\"pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\" onerror=\"this.onerror=null;pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\"\/><figcaption class=\"wp-caption-text\">A Teletype Model 33-ASR. <span class=\"imagecredit\">Teletype Corporation<\/span><\/figcaption><\/figure>\n<p>Popular minicomputers of the late 1960s and early \u201970s, such as the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/PDP-8\">PDP-8<\/a>, <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/PDP-11\">PDP-11<\/a>, and the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Data_General_Nova\">Data General Nova,<\/a> supported ASCII encoding, making the Model 33 an ideal low-cost (relatively speaking) input\/output (I\/O) terminal for them. In particular, the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Programmed_Data_Processor\">PDP series by DEC<\/a> were influential machines, and if you look up historical photos of them, you\u2019ll almost always see a Teletype Model 33 in use beside them.<\/p>\n<p>When you used a teletype with a mainframe computer like these, you\u2019d see your own local input on paper as you typed, and then you\u2019d receive a response from the computer printed below it as the teletype printed to a continuous feed of rolled paper stored within the unit.<\/p>\n<p><iframe loading=\"lazy\" title=\"Teletype Model 33 ASR.wmv\" width=\"640\" height=\"480\" src=\"https:\/\/www.youtube.com\/embed\/ObgXrIYKQjc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>In 1970, Dennis Ritchie and Ken Thompson developed the <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Unix\">UNIX operating system<\/a> on a PDP-11 using Model 33 teletypes as interfaces, and some of the teletype-related design choices that they made are still with us today. The terms \u201cTTY\u201d on Linux, the Terminal <a href=\"https:\/\/buradabiliyorum.com\/en\/category\/download-scripts-themes-apps\/\" data-internallinksmanager029f6b8e52c=\"9\" title=\"Download Scripts &amp; Themes &amp; Apps\" target=\"_blank\" rel=\"noopener\">app<\/a> on Macs, and even, to some extent, the command prompt in Windows 10, all share a lineage with the line-by-line text output that originated on computers with teletype outputs.<\/p>\n<p><strong>RELATED:<\/strong> <strong><em>What is a TTY on Linux? (and How to Use the tty Command)<\/em><\/strong><\/p>\n<h2 role=\"heading\" aria-level=\"2\"><span class=\"ez-toc-section\" id=\"The_Era_of_Teletype_Games\"><\/span>The Era of Teletype Games<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure style=\"width: 650px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-727921 size-full\" src=\"https:\/\/www.howtogeek.com\/wp-content\/uploads\/2021\/05\/hunt_the_wumpus_teletype.jpg?trim=1,1&amp;bg-color=000&amp;pad=1,1\" alt=\"A teletype printout of Hunt the Wumpus.\" width=\"650\" height=\"488\" data-credittext=\"Creative Computing\" onload=\"pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\" onerror=\"this.onerror=null;pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\"\/><figcaption class=\"wp-caption-text\">A teletype printout of <em>Hunt the Wumpus<\/em> (1972) with handwritten notes. <span class=\"imagecredit\">Creative Computing<\/span><\/figcaption><\/figure>\n<p>It\u2019s worth noting that the teletype era produced a <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/www.pcmag.com\/news\/the-forgotten-world-of-teletype-computer-games\">number of classic text-only games<\/a> that went on to influence the video and computer <a href=\"https:\/\/buradabiliyorum.com\/en\/category\/game\/\" data-internallinksmanager029f6b8e52c=\"7\" title=\"Game\" target=\"_blank\" rel=\"noopener\">game<\/a> industries. Notable examples include <em>Zork<\/em>, <em>Lunar Lander<\/em>, <em>Hunt the Wumpus<\/em>, <em>Star Trek<\/em>, and <em>The Oregon Trail<\/em>. All these were originally played as text-only games with typed-in messages and output printed on teletype paper.<\/p>\n<h2 role=\"heading\" aria-level=\"2\"><span class=\"ez-toc-section\" id=\"Why_Did_People_Stop_Using_Teletypes_with_Computers\"><\/span>Why Did People Stop Using Teletypes with Computers?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>While popular for a time, Teletypes did have some significant drawbacks as computer terminals. They were very noisy due to the mechanical action of the impact printhead rapidly hitting the paper. They were also slow, often limited to about 10 characters per second. And finally, you had to use a lot of paper.<\/p>\n<p>In the 1960s, companies such as IBM began experimenting with <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/www.pcmag.com\/news\/the-forgotten-world-of-dumb-terminals\">computer terminals that used CRT displays<\/a> instead of paper for output. These early \u201cglass teletypes\u201d sought to provide faster interaction speeds and save money on paper waste. Still, many computer operators often stuck with teletypes throughout the 1970s due to their lower cost.<\/p>\n<p>While at least three manufacturers produced video terminals by 1970, each cost significantly more than a Teletype Model 33. In 1974, Hewlett-Packard sold a rebranded version of the pioneering <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Datapoint_3300\">Datapoint 3300<\/a> video terminal <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.hpmuseum.net\/display_item.php?hw=94\">called the HP2600A<\/a> for $4,250. Around that same time, a Teletype Model 33 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/www.pdp8online.com\/asr33\/asr33.shtml\">cost about $755 to $1,220<\/a> depending on which options were installed, representing significant savings. But the price of video terminals dropped dramatically in the 1970s, going down to about $800 per unit by 1980 depending on capability. (Around that time, the well-respected DEC VT-100 terminal typically sold for <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/www.oldcomputr.com\/digital-vt100-1978\/\">about $1,550<\/a>).<\/p>\n<figure style=\"width: 650px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-727931 size-full\" src=\"https:\/\/www.howtogeek.com\/wp-content\/uploads\/2021\/05\/vt_100_terminal.jpg?trim=1,1&amp;bg-color=000&amp;pad=1,1\" alt=\"The DEC VT-100 Terminal\" width=\"650\" height=\"488\" data-credittext=\"DEC\" onload=\"pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\" onerror=\"this.onerror=null;pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);\"\/><figcaption class=\"wp-caption-text\">Video terminals like the DEC VT-100 (1978) made teletypes obsolete as computer I\/O devices. <span class=\"imagecredit\">DEC<\/span><\/figcaption><\/figure>\n<p>Once video terminals dropped in price and exceeded the capabilities of teletypes, teletypes quickly fell out of favor. Compared to teletypes, video terminals were silent and had no moving parts other than the keyboard, making them more reliable and pleasant to use. Their display speed also wasn\u2019t limited to the mechanical action of a printhead, so they could display more information much faster than a teletype could.<\/p>\n<p>Also, in the mid-1970s, personal computers like the Apple II began to integrate input and output functionality directly into the computer itself. In the case of the Apple II, owners could use a composite video security monitor or a standard TV set (with an RF modulator) as a display device, making any kind of external terminal\u2014teletype or otherwise\u2014unnecessary.<\/p>\n<p>So the next time that you sit down at your PC with a high-speed, high-resolution, bitmapped display that\u2019s completely silent and sips power, be grateful that you don\u2019t have to read How-To Geek through a printed feed machine-gunning away at 10 characters per second. But then again, it might actually be fun.<\/p>\n<p><strong>RELATED:<\/strong> <strong><em>How to Write an Apple II BASIC Program in Your Web Browser<\/em><\/strong><\/p>\n<\/div>\n<p><script>\n setTimeout(function(){\n  !function(f,b,e,v,n,t,s)\n  {if(f.fbq)return;n=f.fbq=function(){n.callMethod?\n  n.callMethod.apply(n,arguments):n.queue.push(arguments)};\n  if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0';\n  n.queue=[];t=b.createElement(e);t.async=!0;\n  t.src=v;s=b.getElementsByTagName(e)[0];\n  s.parentNode.insertBefore(t,s) } (window, document,'script',\n  'https:\/\/connect.facebook.net\/en_US\/fbevents.js');\n   fbq('init', '335401813750447');\n   fbq('track', 'PageView');\n  },3000);\n<\/script><\/p>\n<blockquote><p><strong><span style=\"color: #ff6600;\">If you liked the article, do not forget to share it with your friends. Follow us on\u00a0<span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/news.google.com\/publications\/CAAqBwgKMLG0nwswvr63Aw\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Google News<\/a><\/span>\u00a0too, click on the star and choose us from your favorites.<\/span><\/strong><\/p><\/blockquote>\n<blockquote>\n<p style=\"text-align: center;\">For forums sites go to <span style=\"color: #ff9900;\"><a style=\"color: #ff9900;\" href=\"https:\/\/forum.buradabiliyorum.com\/\" target=\"_blank\" rel=\"noopener\">Forum.BuradaBiliyorum.Com<\/a><\/span><\/strong><\/p>\n<\/blockquote>\n<blockquote>\n<p style=\"text-align: center;\"><strong>If you want to read more like this article, you can visit our <span style=\"color: #ff9900;\"><a style=\"color: #ff9900;\" href=\"https:\/\/en.buradabiliyorum.com\/technology\/\" target=\"_blank\" rel=\"noopener\">Technology category.<\/a><\/span><\/strong><\/p>\n<\/blockquote>\n<p><span style=\"color: black;\"><a style=\"color: #ff9900;\" href=\"https:\/\/www.howtogeek.com\/727213\/what-are-teletypes-and-why-were-they-used-with-computers\/\" target=\"_blank\" rel=\"noopener\">Source<\/a><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;#What Are Teletypes, and Why Were They Used with Computers?&#8221; Systems Engineering Laboratories For a few decades, many computer system operators used devices called teletypes to interact with computers using a typewriter-style keyboard and output printed on spools of paper. Here\u2019s why. What\u2019s a Teletype? A teletype (or more precisely, a teleprinter) is a communications&#8230;<\/p>\n","protected":false},"author":1,"featured_media":251503,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/www.howtogeek.com\/wp-content\/uploads\/2021\/05\/teletype_hero_3.jpg?height=200p&trim=2,2,2,2","fifu_image_alt":"","footnotes":""},"categories":[18],"tags":[],"class_list":["post-251502","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology"],"_links":{"self":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts\/251502","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/comments?post=251502"}],"version-history":[{"count":0,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts\/251502\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/media\/251503"}],"wp:attachment":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/media?parent=251502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/categories?post=251502"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/tags?post=251502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}