{"id":185947,"date":"2025-06-30T14:57:42","date_gmt":"2025-06-30T07:57:42","guid":{"rendered":"https:\/\/techmaster.com.vn\/?post_type=product&#038;p=185947"},"modified":"2026-09-28T11:31:28","modified_gmt":"2026-09-28T04:31:28","slug":"keysight-dsos804a-high-definition-oscilloscope","status":"publish","type":"product","link":"https:\/\/techmaster.com.vn\/en\/keysight-dsos804a-high-definition-oscilloscope\/","title":{"rendered":"Keysight DSOS804A High-Definition Oscilloscope"},"content":{"rendered":"<style>.kx{font-family:'Roboto',system-ui,sans-serif;color:#2a2f36;line-height:1.65;font-size:16px;max-width:1080px;margin:0 auto} .kx *{box-sizing:border-box} .kx h2,.kx h3{font-family:'Be Vietnam Pro',system-ui,sans-serif;color:#123E78;font-weight:800;line-height:1.2;margin:0} .kx h2{font-size:clamp(22px,2.6vw,30px);margin:0 0 14px}.kx h3{font-size:20px;margin:0 0 12px} .kx p{margin:0 0 14px}.kx p strong{color:#123E78}.kx a{color:#1B55A6;text-decoration:none} .kx .eyebrow{font-family:'Be 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10px 26px rgba(14,52,112,.1);transform:translateY(-3px)} .kx .card .i{font-size:24px;margin-bottom:10px}.kx .card h3{font-size:15px;margin-bottom:5px}.kx .card p{font-size:13.5px;color:#5b6b80;margin:0} @media(max-width:900px){.kx .cards,.kx .cards.c3{grid-template-columns:1fr 1fr}}@media(max-width:520px){.kx .cards,.kx .cards.c3{grid-template-columns:1fr}} .kx .faq details{background:#fff;border:1px solid #e4ebf4;border-radius:10px;padding:2px 20px;margin-bottom:12px}.kx .faq details[open]{box-shadow:0 2px 10px rgba(14,52,112,.06)} .kx .faq summary{list-style:none;cursor:pointer;font-family:'Be Vietnam Pro',sans-serif;font-weight:700;color:#123E78;font-size:16px;padding:16px 0;display:flex;justify-content:space-between;gap:14px}.kx .faq summary::-webkit-details-marker{display:none}.kx .faq summary::after{content:\"+\";font-size:22px;color:#1B55A6}.kx .faq details[open] summary::after{content:\"\u2013\"} .kx .faq .a{padding:0 0 18px;color:#5b6b80;font-size:15px}.kx .faq .a strong{color:#123E78} .kx .cta{background:linear-gradient(120deg,#0E3470,#1B55A6);color:#fff;border-radius:18px;padding:34px 30px;text-align:center}.kx .cta h3{color:#fff;font-size:22px;margin-bottom:8px}.kx .cta p{color:rgba(255,255,255,.85);margin-bottom:18px} .kx .cta a{display:inline-block;font-family:'Be Vietnam Pro',sans-serif;font-weight:700;border-radius:999px;padding:12px 26px;margin:4px}.kx .cta .b1{background:#C70032;color:#fff}.kx .cta .b2{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.6)}.kx .ngrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:4px 0 6px}.kx .ncard{position:relative;display:block;height:152px;border-radius:12px;overflow:hidden;background-size:cover;background-position:center;text-decoration:none;box-shadow:0 2px 10px rgba(14,52,112,.10);transition:transform .25s,box-shadow .25s}.kx .ncard:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(14,52,112,.22)}.kx .ncard .nov{position:absolute;left:0;right:0;top:0;bottom:0;background:linear-gradient(180deg,rgba(9,26,62,0) 0%,rgba(9,26,62,.28) 38%,rgba(9,26,62,.72) 70%,rgba(9,26,62,.90) 100%)}.kx .ncard .nlb{position:absolute;left:14px;right:14px;bottom:11px;height:2.6em;display:block;overflow:hidden;color:#fff;font-family:'Be Vietnam Pro',system-ui,sans-serif;font-weight:700;font-size:15.5px;line-height:1.3;text-shadow:0 1px 6px rgba(0,0,0,.55)}.kx .ncard .nar{position:absolute;right:12px;top:10px;color:#fff;font-size:15px;opacity:.85}@media(max-width:900px){.kx .ngrid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.kx .ngrid{grid-template-columns:1fr}.kx .ncard{height:136px}}.kx .cta .b1 .ic{display:inline-block;filter:brightness(0) invert(1)}<\/style>\n<h2 data-sourcepos=\"5:1-5:62\">Keysight DSOS804A High-Definition Oscilloscope: Capture Every Signal Detail<\/h2>\n<p data-sourcepos=\"14:1-14:486\">Introducing the Keysight DSOS804A. This is an exceptional oscilloscope from the S-Series line. It delivers outstanding performance. Its signal viewing capabilities are simply unparalleled. Featuring an 8 GHz bandwidth and 4 analog channels, the DSOS804A offers an ideal solution. This high-definition oscilloscope is perfect for engineers and researchers. They work with high-speed designs. Complex signals and applications demanding absolute precision also benefit from it.<\/p>\n<figure id=\"attachment_185954\" aria-describedby=\"caption-attachment-185954\" style=\"width: 707px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/techmaster.com.vn\/wp-content\/uploads\/2025\/06\/Ma\u0301y-hie\u0323\u0302n-so\u0301ng-Keysight-DSOS804A-2.png\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-185954\" src=\"https:\/\/techmaster.com.vn\/wp-content\/uploads\/2025\/06\/Ma\u0301y-hie\u0323\u0302n-so\u0301ng-Keysight-DSOS804A-2.png\" alt=\"M\u00e1y hi\u1ec7n s\u00f3ng Keysight DSOS804A\" width=\"707\" height=\"459\" \/><\/a><figcaption id=\"caption-attachment-185954\" class=\"wp-caption-text\">Keysight DSOS804A High-Definition Oscilloscope<\/figcaption><\/figure>\n<h3 data-sourcepos=\"16:1-16:45\">Advanced Imaging and Analysis Performance<\/h3>\n<h4 data-sourcepos=\"18:1-18:40\">Exceptional Clarity with 10-bit ADC<\/h4>\n<p data-sourcepos=\"20:1-20:474\">The most notable feature of the DSOS804A is its 10-bit analog-to-digital converter (ADC). This significantly outperforms common 8-bit oscilloscopes. It provides four times higher vertical resolution. As a result, you see signal details more clearly. This instrument also reduces quantization noise. Therefore, you achieve more precise measurements. This is critical when analyzing signals with wide dynamic ranges. It also helps in finding the smallest disturbances.<\/p>\n<h4 data-sourcepos=\"22:1-22:37\">8 GHz and 4 Analog Channel Power<\/h4>\n<p data-sourcepos=\"24:1-24:411\">The 8 GHz bandwidth enables you to analyze high-speed signals. This applies to modern communication standards. Examples include DDR, PCIe, USB, and Ethernet. Combined with its 4 analog channels, the DSOS804A offers powerful multi-channel debugging. This allows for easy signal tracking. You can also analyze relationships between multiple signals. All this happens simultaneously within complex systems.<\/p>\n<h4 data-sourcepos=\"26:1-26:30\">Intuitive User Experience<\/h4>\n<p data-sourcepos=\"28:1-28:328\">The DSOS804A features a large 15-inch XGA capacitive touchscreen. This display provides ample, sharp viewing space. Its intuitive touch interface helps you navigate easily. You can also set up measurements and analyze data quickly. Consequently, this optimizes your workflow. It further enhances productivity in the lab.<\/p>\n<h3 data-sourcepos=\"30:1-30:40\">Complete Set of Tools Ready for Work<\/h3>\n<p data-sourcepos=\"32:1-32:110\">When you own the DSOS804A, you receive a comprehensive accessory kit. You can start your work immediately.<\/p>\n<ul data-sourcepos=\"34:3-43:0\">\n<li data-sourcepos=\"34:3-34:102\">Four N2873A 500-MHz passive probes: These allow you to connect and begin measuring right away.<\/li>\n<li data-sourcepos=\"35:3-35:81\">Probe accessory pouch: This helps keep your accessories neatly organized.<\/li>\n<li data-sourcepos=\"36:3-36:89\">Keysight I\/O libraries suite: It supports easy instrument connection and control.<\/li>\n<li data-sourcepos=\"37:3-37:92\">Localized power cord, front panel cover: These ensure safety and protect the device.<\/li>\n<li data-sourcepos=\"38:3-38:90\">8 GHz BNC calibration cable: This helps maintain accurate measurement performance.<\/li>\n<li data-sourcepos=\"39:3-39:80\">Keyboard and mouse: They provide convenience for control and data entry.<\/li>\n<li data-sourcepos=\"40:3-40:102\">User guide and programmer\u2019s guide: These are conveniently available on the oscilloscope drive.<\/li>\n<li data-sourcepos=\"41:3-41:64\">Service guide: It is accessible online via Keysight.com.<\/li>\n<li data-sourcepos=\"42:3-43:0\">Free BenchVue Basic app: This allows you to control your instrument from your personal computer.<\/li>\n<\/ul>\n<p data-sourcepos=\"44:1-44:361\">The Keysight DSOS804A High-Definition Oscilloscope\u00a0is a top choice. It caters to R&amp;amp;D engineers, electronic designers, and specialists. They need a premium, reliable oscilloscope. Their goal is to uncover the deepest hidden details within their signals. Investing in the DSOS804A means investing in precision. It also delivers superior efficiency and debugging capabilities.<\/p>\n<div class=\"tm-en-blocks\"><\/div>\n<div class=\"kx\">\n<div class=\"block\">\n<div class=\"eyebrow\">Applications<\/div>\n<h2 id=\"apps-dsos804a\">What is the Keysight DSOS804A used for?<\/h2>\n<div class=\"cards c3\">\n<div class=\"card\">\n<div class=\"i\">\ud83d\udd2c<\/div>\n<h3>Design and R&amp;D measurement<\/h3>\n<\/div>\n<div class=\"card\">\n<div class=\"i\">\ud83c\udfed<\/div>\n<h3>Production test and maintenance<\/h3>\n<\/div>\n<div class=\"card\">\n<div class=\"i\">\ud83d\udcc8<\/div>\n<h3>Analog and digital waveform analysis<\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"kx\">\n<div class=\"block faq\">\n<div class=\"eyebrow\">Frequently asked questions<\/div>\n<h2 id=\"faq-dsos804a\">Keysight DSOS804A \u2014 frequently asked questions<\/h2>\n<details>\n<summary>Where can I buy a genuine Keysight DSOS804A in Vietnam?<\/summary>\n<div class=\"a\">Techmaster Electronics is an authorised Keysight Technologies distributor in Vietnam. We supply the Keysight DSOS804A High-Definition Oscilloscope as 100% genuine equipment with CO\/CQ documents, engineering advice and full lifecycle support. Call +84 908 173 345 for a quote.<\/div>\n<\/details>\n<details>\n<summary>How much does the Keysight DSOS804A cost?<\/summary>\n<div class=\"a\">The DSOS804A is configured to order, so options and accessories change the price and Techmaster quotes each requirement individually. Send your requirement at https:\/\/techmaster.com.vn\/en\/contact\/ or call +84 908 173 345 for a same-day quote.<\/div>\n<\/details>\n<details>\n<summary>Is the Keysight DSOS804A covered by warranty and calibration?<\/summary>\n<div class=\"a\">Yes. The Keysight DSOS804A High-Definition Oscilloscope carries the Keysight manufacturer warranty, and Techmaster provides ISO\/IEC 17025 calibration, repair and scheduled maintenance in Vietnam.<\/div>\n<\/details>\n<\/div>\n<div class=\"cta\">\n<h3>Request a quote for the Keysight DSOS804A High-Definition Oscilloscope<\/h3>\n<p>Techmaster engineers advise on the configuration and quote the same day.<\/p>\n<p><a class=\"b1\" href=\"tel:0908173345\">\ud83d\udcde +84 908 173 345<\/a><a class=\"b2\" href=\"https:\/\/techmaster.com.vn\/en\/contact\/\">Request a quote<\/a><\/p>\n<\/div>\n<\/div>\n<p><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"@id\": \"https:\/\/techmaster.com.vn\/en\/keysight-dsos804a-high-definition-oscilloscope\/#faq\", \"inLanguage\": \"en-US\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Where can I buy a genuine Keysight DSOS804A in Vietnam?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Techmaster Electronics is an authorised Keysight Technologies distributor in Vietnam. We supply the Keysight DSOS804A High-Definition Oscilloscope as 100% genuine equipment with CO\/CQ documents, engineering advice and full lifecycle support. Call +84 908 173 345 for a quote.\"}}, {\"@type\": \"Question\", \"name\": \"How much does the Keysight DSOS804A cost?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The DSOS804A is configured to order, so options and accessories change the price and Techmaster quotes each requirement individually. Send your requirement at https:\/\/techmaster.com.vn\/en\/contact\/ or call +84 908 173 345 for a same-day quote.\"}}, {\"@type\": \"Question\", \"name\": \"Is the Keysight DSOS804A covered by warranty and calibration?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The Keysight DSOS804A High-Definition Oscilloscope carries the Keysight manufacturer warranty, and Techmaster provides ISO\/IEC 17025 calibration, repair and scheduled maintenance in Vietnam.\"}}]}<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"panel-text\">\n<h3>HIGHLIGHTS<\/h3>\n<\/div>\n<div class=\"wrapper ungated .btn-resized\">\n<div class=\"eqCol\">\n<div class=\"rte section\">\n<div>\n<ul>\n<li>8 GHz bandwidth<\/li>\n<li>4 analog channels<\/li>\n<li>Achieve up to 16 bits of vertical resolution with our advanced system architecture<\/li>\n<li>Capture a longer signal trace with 20 GSa\/s maximum sample rate and 100 Mpts\/channel of standard memory<\/li>\n<li>Get superior signal integrity with an average system effective number of bits (ENOB) of 8.1 bits at full bandwidth<\/li>\n<li>Gain increased usability with the multi-touch supported 15-inch capacitive touch screen and solid state drive for fast boot and reliability<\/li>\n<li>Improve your testing with a wide range of protocol, compliance, and analysis software<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<a class=\"button alert is-alert is-medium\"  >\n    <span>Infiniium S-Series The Standard for Superior Measurements<\/span>\n  <\/a>\n\n","protected":false},"featured_media":185955,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[993,275],"product_tag":[],"class_list":{"0":"post-185947","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-oscilloscopes-s-series","7":"product_cat-storage-oscilloscopes","8":"pa_attribute-electricity","9":"pa_brand-keysight-en","11":"first","12":"instock","13":"shipping-taxable","14":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v26.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Keysight DSOS804A High-Definition Oscilloscope | 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