{"id":23078,"date":"2025-12-18T10:24:47","date_gmt":"2025-12-18T15:24:47","guid":{"rendered":"https:\/\/carleton.ca\/scs\/?page_id=23078"},"modified":"2026-06-22T14:04:37","modified_gmt":"2026-06-22T18:04:37","slug":"vin152","status":"publish","type":"page","link":"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin152\/","title":{"rendered":"Nixdorf LK-3000"},"content":{"rendered":"\n<section class=\"w-screen px-6 cu-section cu-section--white ml-offset-center md:px-8 lg:px-14\">\n    <div class=\"space-y-6 cu-max-w-child-5xl  md:space-y-10 cu-prose-first-last\">\n\n            <div class=\"cu-textmedia flex flex-col lg:flex-row mx-auto gap-6 md:gap-10 my-6 md:my-12 first:mt-0 max-w-5xl\">\n        <div class=\"justify-start cu-textmedia-content cu-prose-first-last\" style=\"flex: 0 0 100%;\">\n            <header class=\"font-light prose-xl cu-pageheader md:prose-2xl cu-component-updated cu-prose-first-last\">\n                                    <h1 class=\"cu-prose-first-last font-semibold !mt-2 mb-4 md:mb-6 relative after:absolute after:h-px after:bottom-0 after:bg-cu-red after:left-px text-3xl md:text-4xl lg:text-5xl lg:leading-[3.5rem] pb-5 after:w-10 text-cu-black-700 not-prose\">\n                        Nixdorf LK-3000\n                    <\/h1>\n                \n                                \n                            <\/header>\n\n                    <\/div>\n\n            <\/div>\n\n    <\/div>\n<\/section>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-fill\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\">Vintage Computing Collection<\/a><\/div>\n<\/div>\n\n\n\n<h2 id=\"nixdorf-lk-3000\" class=\"wp-block-heading\">Nixdorf LK-3000<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">[Vin152]<\/p>\n\n\n\n<figure class=\"wp-block-image alignright\"><a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"300\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-400x300.jpg\" alt=\"Nixdorf LK-3000\" class=\"wp-image-23082\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-400x300.jpg 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-160x120.jpg 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-240x180.jpg 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-768x577.jpg 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-1536x1153.jpg 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-2048x1538.jpg 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-800x600.jpg 800w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/sites\/260\/PXL_20251218_152254162-360x270.jpg 360w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">This 1979 device qualifies as a modular pocket\/handheld\/palmtop computer featuring a base unit with just a keyboard, 16-character LED display, cartridge slot, and batteries, no built-in CPU or RAM. Functionality depended entirely on swappable cartridges providing processors (e.g., for calculators, languages, or translators), making it a pioneering example of cartridge-based computing.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Manufacturer<\/strong>: Nixdorf Computer AG<\/li>\n\n\n\n<li><strong>Type<\/strong>: Palmtop PC<\/li>\n\n\n\n<li><strong>Release Date<\/strong>: 1979<\/li>\n\n\n\n<li><strong>Cost at release<\/strong>: CAD $2,000 (adjusted for inflation)<\/li>\n\n\n\n<li><strong>MIPS<\/strong>: ~0.1 (100 KIPS) [ no standardized benchmark exists for this non-general-purpose system]<\/li>\n<\/ul>\n\n\n\n<h3 id=\"hardware-specifications\" class=\"wp-block-heading\"><span class=\"TextRun SCXW36078203 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW36078203 BCX0\">Hardware Specifications<\/span><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Onboard electronics are minimal and support-only: MOS-LSI display controller, keyboard matrix decoder, NiCd battery charger circuit, voltage regulators (for 6V input to logic levels), and power switching for cartridge detection. No main processor or memory chips in base; cartridges supply these (e.g., CMOS RAM with backup battery in notebook module, simple 4\/8-bit CPUs in others).<\/li>\n\n\n\n<li><strong>Keyboard<\/strong>: QWERTY-style, cartridge-dependent keys and functions\u200b\u200b<\/li>\n\n\n\n<li><strong>Power<\/strong>: 4\u00d7 AA NiCd batteries (6V), external AC adapter jack.\u200b<\/li>\n\n\n\n<li><strong>Interfaces<\/strong>: Single proprietary cartridge slot providing compute resources; no ports or storage.<\/li>\n\n\n\n<li><strong>Dimensions<\/strong>: 159 \u00d7 102 \u00d7 33 mm (6.25 \u00d7 4 \u00d7 1.3 inches)\u200b<\/li>\n\n\n\n<li><strong>Weight<\/strong>: 340 grams (12 oz)\u200b<\/li>\n<\/ul>\n\n\n\n<h3 id=\"operating-system-programming-languages\" class=\"wp-block-heading\"><span class=\"TextRun SCXW136206418 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW136206418 BCX0\">Operating System &amp; Programming Languages<\/span><\/span><span class=\"EOP SCXW136206418 BCX0\" data-ccp-props=\"{&quot;335559685&quot;:0}\">&nbsp;<\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Operating System<\/strong>:The Nixdorf LK-3000 lacks a traditional operating system, as its base unit contains no processor, memory, or firmware, functionality is entirely provided by inserted cartridges, each with its own embedded ROM-based firmware tailored to specific tasks like translation or calculation<\/li>\n\n\n\n<li><strong>Supported Languages<\/strong>: No high-level computer languages (e.g., BASIC, Forth) could be run natively, as documented cartridges focus on fixed-function appliances rather than programmability.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"notables\" class=\"wp-block-heading\">Notables<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Among earliest cartridge-based pocket &#8220;computers,&#8221; prefiguring Game Boy or modern app ecosystems; from Nixdorf, Europe&#8217;s 4th-largest computer firm and banking tech leader.\u200b It was released 10 years before the <a href=\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin130\/\">Atari portfolio<\/a>.<\/li>\n\n\n\n<li>Built by Heinz Nixdorf&#8217;s firm (founded 1952), which revolutionized affordable office computers like the 820 before merging into Siemens Nixdorf.\u200b<\/li>\n\n\n\n<li>Extremely fragile custom connectors led to high failure rates; preserved in museums like Computer History Museum with original boxes and cases. \u200bNot a Computer: Base is inert &#8220;dumb&#8221; shell cartridges provide everything, even backup batteries<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Donated by<\/strong>: Andrew Miles<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-fill\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\">Vintage Computing Collection<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Nixdorf LK-3000 [Vin152] This 1979 device qualifies as a modular pocket\/handheld\/palmtop computer featuring a base unit with just a keyboard, 16-character LED display, cartridge slot, and batteries, no built-in CPU or RAM. Functionality depended entirely on swappable cartridges providing processors (e.g., for calculators, languages, or translators), making it a pioneering example of cartridge-based computing. Hardware [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":19704,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_cu_dining_location_slug":"","footnotes":"","_links_to":"","_links_to_target":""},"cu_page_type":[90,123],"class_list":["post-23078","page","type-page","status-publish","hentry","cu_page_type-vintage-computing","cu_page_type-vintage-inventory"],"acf":{"cu_post_thumbnail":""},"_links":{"self":[{"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/pages\/23078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/comments?post=23078"}],"version-history":[{"count":4,"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/pages\/23078\/revisions"}],"predecessor-version":[{"id":25086,"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/pages\/23078\/revisions\/25086"}],"up":[{"embeddable":true,"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/pages\/19704"}],"wp:attachment":[{"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/media?parent=23078"}],"wp:term":[{"taxonomy":"cu_page_type","embeddable":true,"href":"https:\/\/carleton.ca\/scs\/wp-json\/wp\/v2\/cu_page_type?post=23078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}