{"product_id":"anritsu-s331e-sitemaster-cable-antenna-analyser-opt-10-19-21","title":"Anritsu S331E SiteMaster Cable \u0026 Antenna Analyser Opt 10\/19\/21","description":"\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Used\u003c\/p\u003e\n\n\n\u003cmeta http-equiv=\"Content-Type\" content=\"text\/html; charset=UTF-8\"\u003e\n\u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\n\u003ctitle\u003e\u003c\/title\u003e\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=Open+Sans:wght@400;700\u0026amp;family=Montserrat\u0026amp;display=swap\" rel=\"stylesheet\" type=\"text\/css\"\u003e\n\u003cstyle type=\"text\/css\"\u003e\n\n\/* ── Reset ── *\/\n*, ::after, ::before { box-sizing: border-box; }\nbody { margin: 0; padding: 0; background-color: #ececec; color: #000000; }\ntable, td, tr { border-collapse: collapse; vertical-align: top; }\np { margin: 0; }\nstrong { font-weight: 700; }\n\n\/* ── Outer wrapper ── *\/\n.tt-wrap {\n    max-width: 1200px;\n    margin: 0 auto;\n    background: #ffffff;\n}\n\n\/* ── NAVIGATION — desktop only ── *\/\n.tt-nav { background: #ffffff; display: none; }\n@media (min-width: 601px) { .tt-nav { display: block; } }\n.tt-nav ul {\n    list-style: none; margin: 0; padding: 0;\n    display: flex; width: 100%;\n    font-family: 'Open Sans', Arial, sans-serif;\n}\n.tt-nav ul li { flex: 1; text-align: center; position: relative; }\n.tt-nav ul li a {\n    display: block; padding: 14px 8px;\n    font-size: 11pt; color: #191919; text-decoration: none;\n    border-right: 1px solid #eee;\n    transition: color 0.2s;\n}\n.tt-nav ul li:last-child a { border-right: none; }\n.tt-nav ul li a:hover { color: #007BFF; }\n\n\/* Dropdown menus *\/\n.tt-nav ul li ul {\n    display: none; position: absolute; top: 100%; left: 0;\n    background: #ffffff; padding: 10px; list-style: none;\n    box-shadow: 0 4px 10px rgba(0,0,0,0.1);\n    min-width: 200px; z-index: 999; text-align: left;\n}\n.tt-nav ul li:hover \u003e ul { display: block; }\n.tt-nav ul li ul li { flex: none; }\n.tt-nav ul li ul li a { font-size: 12px; padding: 6px 8px; border-right: none; }\n\n\/* ── BANNER — desktop only ── *\/\n.tt-banner { display: none; }\n@media (min-width: 601px) {\n    .tt-banner {\n        display: block;\n        background: url(https:\/\/i.ebayimg.com\/images\/g\/ShMAAOSw6EdoIyeE\/s-l1600.webp) center \/ cover no-repeat;\n        height: 220px;\n        padding: 36px 30px 10px;\n        line-height: 1.2;\n    }\n    .tt-banner p { margin: 0; }\n    .tt-banner .tt-banner-welcome  { font-size: 14px; color: #fff; font-family: 'Open Sans', sans-serif; }\n    .tt-banner .tt-banner-brand    { font-size: 52px; color: #fff; font-weight: 700; font-family: 'Open Sans', sans-serif; }\n    .tt-banner .tt-banner-tagline  { font-size: 14px; color: #fff; font-weight: 700; font-family: 'Open Sans', sans-serif; }\n}\n\n\/* ── TRUST BADGES — desktop only ── *\/\n.tt-badges { display: none; }\n@media (min-width: 601px) {\n    .tt-badges {\n        display: table; width: 100%;\n        border-bottom: 2px solid #000000;\n        border-collapse: collapse;\n    }\n    .tt-badges td {\n        width: 33.33%; padding: 16px 10px;\n        text-align: center;\n        border-right: 1px solid #dddddd;\n        font-family: 'Open Sans', sans-serif;\n    }\n    .tt-badges td:last-child { border-right: none; }\n    .tt-badge-icon  { font-size: 26px; line-height: 1; }\n    .tt-badge-title { font-size: 13px; font-weight: bold; color: #191919; margin-top: 5px; }\n    .tt-badge-sub   { font-size: 11px; color: #666666; margin-top: 2px; }\n}\n\n\/* ── PRODUCT TITLE ── *\/\n.tt-title {\n    padding: 16px 16px 8px;\n    text-align: center;\n    font-family: 'Open Sans', Arial, sans-serif;\n}\n.tt-title h1 {\n    margin: 0;\n    font-size: clamp(17px, 3vw, 28px);\n    font-weight: 700;\n    color: #000000;\n    line-height: 1.3;\n}\n\n\/* ── IMAGE NOTE ── *\/\n.tt-image-note {\n    margin: 0 16px 8px;\n    padding: 8px 12px;\n    background: #f9f9f9;\n    border-left: 3px solid #cccccc;\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n    color: #555555;\n    font-style: italic;\n}\n\n\/* ── ITEM DESCRIPTION HEADER BAR ── *\/\n.tt-desc-header {\n    margin: 8px 16px 0;\n    background: #000000;\n    color: #ffffff;\n    padding: 10px 14px;\n    font-family: Arial, sans-serif;\n    font-weight: bold;\n    font-size: 14px;\n}\n\n\/* ── DESCRIPTION CONTENT ── *\/\n.tt-desc {\n    margin: 0 16px 16px;\n    padding: 8px 8px 16px;\n    border-left: 1px solid #cccccc;\n    border-right: 1px solid #cccccc;\n    border-bottom: 1px solid #cccccc;\n}\n\n\/* Tables inside description *\/\n.tt-desc table {\n    width: 100%;\n    border-collapse: collapse;\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n    margin: 14px 0;\n    table-layout: fixed;\n}\n.tt-desc table td {\n    padding: 7px 10px;\n    border: 1px solid #dddddd;\n    word-break: break-word;\n    vertical-align: top;\n}\n.tt-desc table tr:nth-child(even) { background: #f9f9f9; }\n\n\/* Black header rows inside tables *\/\n.tt-desc table td[colspan] {\n    background: #000000 !important;\n    color: #ffffff;\n    font-weight: bold;\n    padding: 8px 12px;\n}\n\n\/* Left column bold (spec label) *\/\n.tt-desc table tr td:first-child:not([colspan]) {\n    width: 38%;\n    font-weight: bold;\n}\n\n\/* Lists inside description *\/\n.tt-desc ul {\n    margin: 4px 0;\n    padding-left: 18px;\n    line-height: 1.7;\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n}\n\n\/* Overview paragraph *\/\n.tt-desc p {\n    font-family: Verdana, sans-serif;\n    font-size: 14px;\n    color: #191919;\n    line-height: 1.7;\n    margin: 12px 0;\n}\n\n\/* Staff flag \/ FAO note *\/\n.tt-desc p[style*=\"cc0000\"],\n.tt-desc li p[style*=\"cc0000\"] {\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n    color: #cc0000 !important;\n    font-weight: bold;\n    margin: 8px 0;\n}\n\n\/* Alignment helpers (used by AI-generated content) *\/\n.ql-align-center { text-align: center; }\n.ql-align-right  { text-align: right; }\n.ql-align-left   { text-align: left; }\n\n\/* ── MOBILE: tighten tables on small screens ── *\/\n@media (max-width: 500px) {\n    .tt-desc, .tt-desc-header, .tt-image-note { margin-left: 8px; margin-right: 8px; }\n    .tt-desc table td { font-size: 12px; padding: 6px 8px; }\n    .tt-desc table tr td:first-child:not([colspan]) { width: 42%; }\n    .tt-title h1 { font-size: 16px; }\n}\n\n\/* ── TABS ── *\/\n.tt-tabs-section { padding: 30px 16px 20px; }\n\n\/* Hidden radio inputs *\/\n.tt-tab-radio {\n    position: absolute;\n    left: -9999px;\n    width: 0; height: 0;\n}\n\n\/* Tab label row — flex wrap so labels share width and wrap on tiny screens *\/\n.tt-tab-labels {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 5px;\n    margin-bottom: 0;\n}\n\n\/* Individual tab label *\/\n.tt-tab-label {\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    flex: 1;\n    min-width: 70px;\n    padding: 10px 8px;\n    border: 1px solid #000000;\n    background: #ffffff;\n    color: #000000;\n    font-family: Montserrat, Arial, sans-serif;\n    font-size: 13px;\n    text-align: center;\n    line-height: 1.2;\n    cursor: pointer;\n    transition: background 0.15s, color 0.15s;\n}\n.tt-tab-label:hover { background: #eeeeee; }\n\n\/* Tab content box *\/\n.tt-tab-content {\n    border: 1px solid #000000;\n    padding: 16px;\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n    color: #191919;\n    line-height: 1.6;\n}\n.tt-tab-content p { margin: 0 0 10px; }\n.tt-tab-content p:last-child { margin-bottom: 0; }\n.tt-tab-content ul { padding-left: 20px; margin: 0; }\n.tt-tab-content ul li { margin-bottom: 6px; }\n.tt-tab-content a { color: #0000ee; text-decoration: underline; }\n\n\/* Tab panes hidden by default *\/\n.tt-tab-pane { display: none; }\n\n\/* CSS-only tab switching — active label highlight *\/\n#tt-tab1:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab1\"],\n#tt-tab2:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab2\"],\n#tt-tab3:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab3\"],\n#tt-tab4:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab4\"],\n#tt-tab5:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab5\"] {\n    background: #000000 !important;\n    color: #ffffff !important;\n}\n\n\/* CSS-only tab switching — show active pane *\/\n#tt-tab1:checked ~ .tt-tab-content .tt-tab-pane:nth-child(1),\n#tt-tab2:checked ~ .tt-tab-content .tt-tab-pane:nth-child(2),\n#tt-tab3:checked ~ .tt-tab-content .tt-tab-pane:nth-child(3),\n#tt-tab4:checked ~ .tt-tab-content .tt-tab-pane:nth-child(4),\n#tt-tab5:checked ~ .tt-tab-content .tt-tab-pane:nth-child(5) {\n    display: block;\n}\n\n@media (max-width: 500px) {\n    .tt-tab-label { font-size: 12px; padding: 8px 4px; min-width: 55px; }\n    .tt-tabs-section { padding: 20px 8px 16px; }\n}\n\n\u003c\/style\u003e\n\n\n\u003cdiv class=\"tt-wrap\"\u003e\n\n\u003c!-- ═══ NAVIGATION (desktop only) ═══ --\u003e\n\u003cdiv class=\"tt-nav\"\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eElectronic T\u0026amp;M\u003c\/a\u003e\n      \u003cul\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Multifunction-Appliance-Test\/_i.html?store_cat=39447829018\"\u003eMultifunction \u0026amp; Appliance Testers\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Multimeters-Clamp-Meters\/_i.html?store_cat=39447995018\"\u003eMultimeters \u0026amp; Clamp Meters\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Oscilloscopes-Accessories\/_i.html?store_cat=39447827018\"\u003eOscilloscopes \u0026amp; Accessories\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Power-Supplies\/_i.html?store_cat=39447826018\"\u003ePower Supplies\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eRF \u0026amp; Microwave\u003c\/a\u003e\n      \u003cul\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Spectrum-Analysers-VNAs\/_i.html?store_cat=45020135018\"\u003eSpectrum Analysers \u0026amp; VNAs\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Cable-Antenna-Analysers\/_i.html?store_cat=45020134018\"\u003eCable \u0026amp; Antenna Analysers\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eFiber Optics\u003c\/a\u003e\n      \u003cul\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/OTDR\/_i.html?store_cat=39439326018\"\u003eOTDR\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Splicing\/_i.html?store_cat=39439322018\"\u003eSplicing\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Loss-Testers-Fault-Locators\/_i.html?store_cat=39439494018\"\u003eLoss Testers \u0026amp; Fault Locators\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eNetwork Testers\u003c\/a\u003e\n      \u003cul\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/LAN-Cable-testers-certifiers\/_i.html?store_cat=45020144018\"\u003eLAN Cable Testers \u0026amp; Certifiers\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/10G-Testers\/_i.html?store_cat=45020197018\"\u003e10G Testers\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eSatellite \u0026amp; GPS\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eMedical \u0026amp; Lab\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eIndustrial\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ BANNER (desktop only) ═══ --\u003e\n\u003cdiv class=\"tt-banner\"\u003e\n  \u003cp class=\"tt-banner-welcome\"\u003eWELCOME TO\u003c\/p\u003e\n  \u003cp class=\"tt-banner-brand\"\u003eTT Instruments\u003c\/p\u003e\n  \u003cp class=\"tt-banner-tagline\"\u003eTop Brands | Great Prices | Rapid Delivery\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ TRUST BADGES (desktop only) ═══ --\u003e\n\u003ctable class=\"tt-badges\" role=\"presentation\" cellpadding=\"0\" cellspacing=\"0\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd\u003e\n      \u003cdiv class=\"tt-badge-icon\"\u003e✅\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-title\"\u003eQUALITY PRODUCTS\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-sub\"\u003eTop brands, rigorously checked\u003c\/div\u003e\n    \u003c\/td\u003e\n    \u003ctd\u003e\n      \u003cdiv class=\"tt-badge-icon\"\u003e✅\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-title\"\u003eFAST WORLDWIDE SHIPPING\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-sub\"\u003eExpress delivery to your door\u003c\/div\u003e\n    \u003c\/td\u003e\n    \u003ctd\u003e\n      \u003cdiv class=\"tt-badge-icon\"\u003e✅\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-title\"\u003eCOMPETITIVE PRICES\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-sub\"\u003eBest value for quality equipment\u003c\/div\u003e\n    \u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- ═══ PRODUCT TITLE ═══ --\u003e\n\u003cdiv class=\"tt-title\"\u003e\n  \u003ch1\u003eAnritsu S331E SiteMaster Cable \u0026amp; Antenna Analyser Opt 10\/19\/21\u003c\/h1\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ IMAGE NOTE ═══ --\u003e\n\u003cdiv class=\"tt-image-note\"\u003e\n  \u003cp style=\"font-family: Verdana, sans-serif; font-size: 13px; color: #555555; font-style: italic; margin: 8px 0; padding: 8px 12px; background: #f9f9f9; border-left: 3px solid #cccccc;\"\u003eThe images provided are of the actual item you will receive. Please review them carefully for cosmetic condition.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ ITEM DESCRIPTION HEADER ═══ --\u003e\n\u003cdiv class=\"tt-desc-header\"\u003eItem Description\u003c\/div\u003e\n\n\u003c!-- ═══ DESCRIPTION CONTENT (AI-generated HTML injected here) ═══ --\u003e\n\u003cdiv class=\"tt-desc\"\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; font-family: Verdana, sans-serif; font-size: 13px; margin: 14px 0;\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd colspan=\"2\" style=\"padding:8px 12px; background:#000000; color:#ffffff;\"\u003e\u003cstrong\u003eCondition \u0026amp; Functionality\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; width:38%; font-weight:bold;\"\u003eCondition\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eUsed – Good cosmetic condition\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eFunctionality\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eFully functional. Passed all self-tests including USB, DSP, Display, Battery, Power, PLL Lock, and INT checks. Application Self Test: Overall Status PASSED.\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eFirmware\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003ePackage V4.70 | OS V4.65 | Base V6.08 | VNA V6.09 | HI_PM V4.09 | TM V6.64\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; font-family: Verdana, sans-serif; font-size: 13px; margin: 14px 0;\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd style=\"padding:8px 12px; background:#000000; color:#ffffff;\"\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e\n      \u003cul style=\"margin:4px 0; padding-left:18px; line-height:1.7;\"\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eAnritsu S331E SiteMaster Cable \u0026amp; Antenna Analyser\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eAnritsu branded soft carry case with shoulder strap\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eAC mains power adapter \/ charger (12.5–15 VDC)\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003e12V DC vehicle power lead\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eStylus pen\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eHard transit case\u003c\/span\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"font-family: Verdana, sans-serif; font-size: 14px; color: #191919; line-height: 1.7; margin: 10px 0;\"\u003eThe Anritsu S331E SiteMaster is Anritsu's eighth-generation compact handheld Cable and Antenna Analyser, covering 2 MHz to 4 GHz. It delivers Return Loss, VSWR, Cable Loss, Distance-to-Fault (DTF), and 1-port Phase measurements via an 8.4-inch daylight-viewable resistive touchscreen, with a sweep speed of 1 ms per data point. This unit is equipped with Options 10, 19, and 21, adding a built-in 32V Variable Voltage Bias Tee, High Accuracy Power Meter capability, and 2-Port Transmission Measurement – making it one of the most capable S331E configurations available for tower and base station work.\u003c\/p\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; font-family: Verdana, sans-serif; font-size: 13px; margin: 14px 0;\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd colspan=\"2\" style=\"padding:8px 12px; background:#000000; color:#ffffff;\"\u003e\u003cstrong\u003eUnit Configuration – Active Options\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; width:38%; font-weight:bold;\"\u003eOption 10 – Bias Tee\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eVariable voltage bias tee (12–32V DC) on the RF Out\/Reflection In port. Powers tower-mounted amplifiers (TMAs), remote radio units, and other active devices directly from the test port – no external supply required in the field.\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eOption 19 – High Accuracy Power Meter\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eEnables USB-based high accuracy RF power measurement when used with a compatible Anritsu USB power sensor (e.g. PSN50, MA24106A – sensor not included). Supports sensors from 50 MHz up to 18+ GHz.\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eOption 21 – 2-Port Transmission Measurement\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eEnables insertion loss and gain measurements using the RF Out and RF In ports. Supports high and low power sweep modes. Required for use of the Bias Tee on the S331E. Ideal for testing duplexers, diplexers, filters, and TMAs.\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eActive Measurement Modes\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eCable-Antenna Analyser | Transmission Measurement | High Accuracy Power Meter\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; font-family: Verdana, sans-serif; font-size: 13px; margin: 14px 0;\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd style=\"padding:8px 12px; background:#000000; color:#ffffff;\"\u003e\u003cstrong\u003eKey Technical Specifications\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e\n      \u003cul style=\"margin:4px 0; padding-left:18px; line-height:1.7;\"\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eFrequency Range (Cable \u0026amp; Antenna Analyser): 2 MHz to 4 GHz\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eMeasurements: Return Loss, VSWR, Cable Loss, DTF (Distance-to-Fault), 1-Port Phase, Smith Chart\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003e2-Port Transmission: Insertion loss \/ gain, high and low power modes (Option 21)\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eSweep Speed: 1 ms per data point, typical\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eCalibration Methods: OSL, InstaCal™, FlexCal™\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eDisplay: 8.4-inch daylight-viewable resistive touchscreen colour LCD, 800 × 600 resolution\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eDisplay Modes: Single or dual measurement\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eInternal Trace Storage: Up to 2,000 traces\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eBattery Life: Approximately 4 hours typical (field-replaceable Li-Ion)\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eBias Tee Voltage (Option 10): 12–32V DC on RF Out\/Reflection In port\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eRF Out\/Reflection In: N-type female, 50Ω, +23 dBm max, ±50 VDC max\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eRF In: N-type female, 50Ω, +30 dBm max, ±50 VDC max\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eExternal Reference In: BNC female, +10 dBm max\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eExternal Trigger In: BNC female, ±5 VDC max\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eConnectivity: USB Type-A (×2), Mini-USB, Ethernet (LAN), GPS antenna port, 3.5mm audio\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003ePower Input: 12.5–15 VDC, 4A\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eOperating Temperature: −10°C to +55°C\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eDimensions: 273 × 199 × 91 mm\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eWeight: 2.71 kg\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eCertifications: CE, KC (KCC-REM-A2J-0004), RoHS\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eCountry of Manufacture: USA\u003c\/span\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ TABS: About Us \/ Shipping \/ Returns \/ Terms \/ Contact ═══ --\u003e\n\u003cdiv class=\"tt-tabs-section\"\u003e\n\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab1\" checked\u003e\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab2\"\u003e\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab3\"\u003e\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab4\"\u003e\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab5\"\u003e\n\n  \u003cdiv class=\"tt-tab-labels\"\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab1\"\u003eAbout Us\u003c\/label\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab2\"\u003eShipping\u003c\/label\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab3\"\u003eReturns\u003c\/label\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab4\"\u003eTerms\u003c\/label\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab5\"\u003eContact\u003c\/label\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"tt-tab-content\"\u003e\n\n    \u003cdiv class=\"tt-tab-pane\"\u003e\n      \u003cp\u003eTT Instruments is an ISO 9001 certified company based in the UK, offering a wide range of used Test \u0026amp; Measurement (T\u0026amp;M) equipment at hugely discounted prices. We specialise in telecoms and fiber optic test equipment such as OTDRs, OSAs, fusion splicers, DSL cable testers, CATV, ethernet\/network testers and much more. Devices from leading brands such as EXFO, VIAVI \/ JDSU, Keysight \/ Agilent, Fujikura, Sumitomo, Narda, Argus and Anritsu are stocked by us.\u003c\/p\u003e\n      \u003cp\u003eWe also BUY test equipment — please contact us for a quote via \u003ca href=\"https:\/\/www.ttinstruments.com\"\u003ewww.ttinstruments.com\u003c\/a\u003e\u003c\/p\u003e\n      \u003cp\u003eBusiness hours: Mon-Fri 10am - 4pm (UK time). 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We aim to respond within 2 hours during our business hours (Mon-Fri, 10AM - 4PM UK TIME).\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003c!-- \/.tt-wrap --\u003e\n\n","brand":"Anritsu","offers":[{"title":"Default Title","offer_id":58038513336702,"sku":"8666 2A04 AY47","price":1610.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/9492\/9575\/files\/57_c434aee4-9269-44dd-868b-071ab8a30e35.jpg?v=1789548934","url":"https:\/\/www.ttinstruments.com\/products\/anritsu-s331e-sitemaster-cable-antenna-analyser-opt-10-19-21","provider":"TT Instruments","version":"1.0","type":"link"}