{"id":192250,"date":"2026-03-16T15:05:51","date_gmt":"2026-03-16T08:05:51","guid":{"rendered":"https:\/\/techmaster.com.vn\/?post_type=product&#038;p=192250"},"modified":"2026-09-28T12:23:35","modified_gmt":"2026-09-28T05:23:35","slug":"keysight-e8257d-psg-analog-signal-generator","status":"publish","type":"product","link":"https:\/\/techmaster.com.vn\/en\/keysight-e8257d-psg-analog-signal-generator\/","title":{"rendered":"Keysight E8257D PSG Analog Signal Generator"},"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 Vietnam 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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<article class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"request-69a15ca0-517c-8323-a91a-a2c0089a5356-45\" data-testid=\"conversation-turn-182\" data-scroll-anchor=\"false\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+&amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"a2f0805f-38ff-4c6d-ae76-e57ae7507712\" data-message-model-slug=\"gpt-5-3\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\">\n<h3 data-section-id=\"izts0q\" data-start=\"3290\" data-end=\"3337\">Keysight E8257D PSG Analog Signal Generator<\/h3>\n<figure id=\"attachment_192244\" aria-describedby=\"caption-attachment-192244\" style=\"width: 1047px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/techmaster.com.vn\/wp-content\/uploads\/2026\/03\/Keysight-E8257D.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-192244\" src=\"https:\/\/techmaster.com.vn\/wp-content\/uploads\/2026\/03\/Keysight-E8257D.png\" alt=\"M\u00e1y ph\u00e1t t\u00edn hi\u1ec7u PSG Keysight E8257D\" width=\"1047\" height=\"439\" \/><\/a><figcaption id=\"caption-attachment-192244\" class=\"wp-caption-text\">M\u00e1y ph\u00e1t t\u00edn hi\u1ec7u PSG Keysight E8257D<\/figcaption><\/figure>\n<p data-start=\"3339\" data-end=\"3678\">The Keysight E8257D PSG Analog Signal Generator is a high-performance RF and microwave signal source designed for advanced testing, research, and development applications. Operating over a wide frequency range from 100 kHz to 67 GHz, the instrument delivers exceptionally pure analog signals required for precision RF measurements.<\/p>\n<p data-start=\"3680\" data-end=\"4078\">Engineered with ultra-low phase noise, high output power, and excellent signal stability, the E8257D PSG enables engineers to accurately evaluate RF components, receivers, transmitters, and microwave subsystems. The generator also supports multiple analog modulation formats including AM, FM, PM, and pulse modulation, allowing realistic signal simulation for complex communication systems.<\/p>\n<p data-start=\"4080\" data-end=\"4264\">With its superior signal integrity and flexible configuration, the Keysight E8257D PSG is widely used in radar development, satellite communications, and RF component characterization.<\/p>\n<h2 data-section-id=\"pi99f9\" data-start=\"4271\" data-end=\"4286\">KEY FEATURES<\/h2>\n<ul>\n<li data-start=\"4288\" data-end=\"4428\">Wide Frequency Coverage<br data-start=\"4315\" data-end=\"4318\" \/>Frequency range from 100 kHz to 67 GHz, supporting a broad range of RF and microwave testing applications.<\/li>\n<li data-start=\"4430\" data-end=\"4570\">Ultra-Low Phase Noise<br data-start=\"4455\" data-end=\"4458\" \/>Delivers high signal purity, ideal for radar testing, high-performance receivers, and precision RF measurements.<\/li>\n<li data-start=\"4572\" data-end=\"4694\">High Output Power<br data-start=\"4593\" data-end=\"4596\" \/>Provides strong signal output levels, reducing the need for external amplification during testing.<\/li>\n<li data-start=\"4696\" data-end=\"4852\">Multiple Modulation Capabilities<br data-start=\"4732\" data-end=\"4735\" \/>Supports AM, FM, PM, and pulse modulation, enabling realistic signal generation for communication system testing.<\/li>\n<li data-start=\"4854\" data-end=\"4988\">High Stability and Accuracy<br data-start=\"4885\" data-end=\"4888\" \/>Designed for laboratory-grade measurement environments requiring repeatable and reliable RF signals.<\/li>\n<\/ul>\n<h2 data-section-id=\"vu6u98\" data-start=\"4995\" data-end=\"5010\">APPLICATIONS<\/h2>\n<p data-start=\"5012\" data-end=\"5064\">Typical applications of the Keysight E8257D include:<\/p>\n<ul data-start=\"5066\" data-end=\"5317\">\n<li data-section-id=\"zv4xd5\" data-start=\"5066\" data-end=\"5111\">\n<p data-start=\"5068\" data-end=\"5111\">RF and microwave research and development<\/p>\n<\/li>\n<li data-section-id=\"1qp68x1\" data-start=\"5112\" data-end=\"5147\">\n<p data-start=\"5114\" data-end=\"5147\">Radar and Doppler radar testing<\/p>\n<\/li>\n<li data-section-id=\"oiyzc0\" data-start=\"5148\" data-end=\"5190\">\n<p data-start=\"5150\" data-end=\"5190\">Satellite communication system testing<\/p>\n<\/li>\n<li data-section-id=\"16xmm4l\" data-start=\"5191\" data-end=\"5256\">\n<p data-start=\"5193\" data-end=\"5256\">RF component characterization (amplifiers, mixers, receivers)<\/p>\n<\/li>\n<li data-section-id=\"1flwyfh\" data-start=\"5257\" data-end=\"5317\">\n<p data-start=\"5259\" data-end=\"5317\">Calibration and verification of RF measurement equipment<\/p>\n<\/li>\n<\/ul>\n<h2 data-section-id=\"pgproc\" data-start=\"5324\" data-end=\"5345\">KEY SPECIFICATIONS<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"5347\" data-end=\"5645\">\n<thead data-start=\"5347\" data-end=\"5372\">\n<tr data-start=\"5347\" data-end=\"5372\">\n<th class=\"\" data-start=\"5347\" data-end=\"5363\" data-col-size=\"sm\">Specification<\/th>\n<th class=\"\" data-start=\"5363\" data-end=\"5372\" data-col-size=\"md\">Value<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"5383\" data-end=\"5645\">\n<tr data-start=\"5383\" data-end=\"5421\">\n<td data-start=\"5383\" data-end=\"5401\" data-col-size=\"sm\">Frequency Range<\/td>\n<td data-start=\"5401\" data-end=\"5421\" data-col-size=\"md\">100 kHz \u2013 67 GHz<\/td>\n<\/tr>\n<tr data-start=\"5422\" data-end=\"5457\">\n<td data-start=\"5422\" data-end=\"5445\" data-col-size=\"sm\">Frequency Resolution<\/td>\n<td data-start=\"5445\" data-end=\"5457\" data-col-size=\"md\">0.001 Hz<\/td>\n<\/tr>\n<tr data-start=\"5458\" data-end=\"5498\">\n<td data-start=\"5458\" data-end=\"5481\" data-col-size=\"sm\">Maximum Output Power<\/td>\n<td data-start=\"5481\" data-end=\"5498\" data-col-size=\"md\">Up to +30 dBm<\/td>\n<\/tr>\n<tr data-start=\"5499\" data-end=\"5569\">\n<td data-start=\"5499\" data-end=\"5513\" data-col-size=\"sm\">Phase Noise<\/td>\n<td data-start=\"5513\" data-end=\"5569\" data-col-size=\"md\">Approx. \u201391 dBc\/Hz at 100 Hz offset (10 GHz carrier)<\/td>\n<\/tr>\n<tr data-start=\"5570\" data-end=\"5610\">\n<td data-start=\"5570\" data-end=\"5589\" data-col-size=\"sm\">Modulation Types<\/td>\n<td data-start=\"5589\" data-end=\"5610\" data-col-size=\"md\">AM, FM, PM, Pulse<\/td>\n<\/tr>\n<tr data-start=\"5611\" data-end=\"5645\">\n<td data-start=\"5611\" data-end=\"5624\" data-col-size=\"sm\">Interfaces<\/td>\n<td data-start=\"5624\" data-end=\"5645\" data-col-size=\"md\">LAN, GPIB, RS-232<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<article class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"request-69a15ca0-517c-8323-a91a-a2c0089a5356-46\" data-testid=\"conversation-turn-184\" data-scroll-anchor=\"false\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+&amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"0e6625c0-4edf-405a-8d6d-f3e5fec246d8\" data-message-model-slug=\"gpt-5-3\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\">\n<p data-start=\"3917\" data-end=\"4001\">\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\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-e8257d\">What is the Keysight E8257D used for?<\/h2>\n<div class=\"cards c3\">\n<div class=\"card\">\n<div class=\"i\">\ud83d\udce1<\/div>\n<h3>RF and microwave signal generation<\/h3>\n<\/div>\n<div class=\"card\">\n<div class=\"i\">\ud83d\udcf1<\/div>\n<h3>Wireless signal simulation<\/h3>\n<\/div>\n<div class=\"card\">\n<div class=\"i\">\ud83d\udd2c<\/div>\n<h3>RF stimulus and calibration<\/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-e8257d\">Keysight E8257D \u2014 frequently asked questions<\/h2>\n<details>\n<summary>Where can I buy a genuine Keysight E8257D in Vietnam?<\/summary>\n<div class=\"a\">Techmaster Electronics is an authorised Keysight Technologies distributor in Vietnam. We supply the Keysight E8257D PSG Analog Signal Generator 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 E8257D cost?<\/summary>\n<div class=\"a\">The E8257D 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 E8257D covered by warranty and calibration?<\/summary>\n<div class=\"a\">Yes. The Keysight E8257D PSG Analog Signal Generator 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 E8257D PSG Analog Signal Generator<\/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-e8257d-psg-analog-signal-generator\/#faq\", \"inLanguage\": \"en-US\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Where can I buy a genuine Keysight E8257D in Vietnam?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Techmaster Electronics is an authorised Keysight Technologies distributor in Vietnam. We supply the Keysight E8257D PSG Analog Signal Generator 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 E8257D cost?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The E8257D 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 E8257D covered by warranty and calibration?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The Keysight E8257D PSG Analog Signal Generator 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":"<h2 data-section-id=\"pi99f9\" data-start=\"4271\" data-end=\"4286\">KEY FEATURES<\/h2>\n<ul>\n<li data-start=\"4288\" data-end=\"4428\">Wide Frequency Coverage<\/li>\n<li data-start=\"4430\" data-end=\"4570\">Ultra-Low Phase Noise<\/li>\n<li data-start=\"4572\" data-end=\"4694\">High Output Power<\/li>\n<li data-start=\"4696\" data-end=\"4852\">Multiple Modulation Capabilities<\/li>\n<li data-start=\"4854\" data-end=\"4988\">High Stability and Accuracy<\/li>\n<\/ul>\n","protected":false},"featured_media":192244,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[325],"product_tag":[],"class_list":{"0":"post-192250","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-signal-generators","8":"first","9":"instock","10":"shipping-taxable","11":"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 E8257D PSG Analog Signal Generator | Techmaster<\/title>\n<meta name=\"description\" content=\"Keysight E8257D PSG Analog Signal Generator provides ultra-low phase noise, high output power, and wide frequency coverage from 100 kHz to 67 GHz.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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