{"id":63206,"date":"2026-03-10T02:05:33","date_gmt":"2026-03-10T01:05:33","guid":{"rendered":"https:\/\/rentaltec.com\/product\/fsw43-signal-spectrum-analyser-2hz-43ghz-4400mhz-signal-analysis-bandwidth-2-92mm-m\/"},"modified":"2026-03-24T02:01:04","modified_gmt":"2026-03-24T01:01:04","slug":"fsw43-signal-spectrum-analyser-2hz-43ghz-4400mhz-signal-analysis-bandwidth-2-92mm-m","status":"publish","type":"product","link":"https:\/\/rentaltec.com\/nl\/product\/fsw43-signal-spectrum-analyser-2hz-43ghz-4400mhz-signal-analysis-bandwidth-2-92mm-m\/","title":{"rendered":"FSW43 Signal &#038; spectrum analyser 2Hz &#8211; 43GHz, 4400MHz signal analysis bandwidth, 2.92mm (m)"},"content":{"rendered":"<p>Rohde &amp; Schwarz FSW43 Signal- and Spectrum Analyzer (1331.5003.43)<\/p>\n<ul>\n<li>FSW43 &#8211; Signal- and Spectrum Analyzer 2 Hz to 43 GHz<\/li>\n<li>FSW-B13 &#8211; High pass filter, improved dynamic range for measurement of harmonics, suppression of fundamental signals from 500MHz to 1.5GHz<\/li>\n<li>FSW-B2071 &#8211; Oscilloscope Baseband Inputs<\/li>\n<li>FSW-B24 &#8211; RF preamplifier, 30dB, 100kHz to 43GHz<\/li>\n<li>FSW-B4 &#8211; OCXO, precision frequency reference, Aging\/year: 3x10E-8, temperature drift: 1x10E-9<\/li>\n<li>FSW-B4001 &#8211; Extension to 4400 MHz signal analysis bandwidth<\/li>\n<li>FSW-B8 &#8211; Resolution bandwidth up to 80 MHz &#8211; 20MHz, 40 MHz, 50 MHz and 80 MHz additionally<\/li>\n<li>FSW-K40 &#8211; Phase noise measurement application<\/li>\n<li>FSW-K70 &#8211; Vector signal analysis<\/li>\n<\/ul>\n<p>The Rohde &amp; Schwarz FSW43 is a signal and spectrum analyzer developed for the microwave range.&nbsp;<\/p>\n<p>The R&amp;S FSW43 can analyze microwave applications with a frequency range of up to 43.5 GHz, however this range can be extended to 110 GHz with application of the brand&#8217;s harmonic mixers.<br \/>The RF performance of the FSW43 makes it useful for wireless, satellite, and radar applications.<\/p>\n<ul>\n<li>Frequency range from 2 Hz to 43.50 GHz (with external harmonic mixers from Rohde &amp; Schwarz up to 500 GHz)<\/li>\n<li>Unparalleled low phase noise and best sensitivity on the market<\/li>\n<li>Low phase noise of -137 dBc (1 Hz) at 10 kHz offset (1 GHz carrier)&nbsp;<\/li>\n<li>-88 dBc dynamic range (with noise cancellation) for WCDMA ACLR measurements&nbsp;<\/li>\n<li>Up to 8.3 GHz analysis bandwidth&nbsp;<\/li>\n<li>&lt; 0.4 dB total measurement uncertainty up to 8 GHz&nbsp;<\/li>\n<li>Real-time analysis up to 800 MHz bandwidth&nbsp;<\/li>\n<li>SCPI recorder simplifies code generation<\/li>\n<li>High dynamic range enables outstanding EVM performance<\/li>\n<li>Multiple measurement applications can be run and displayed in parallel<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>R&amp;S FSW43 Signal &amp; Spectrum Analyser 2 Hz &#8211; 43 GHz, 2.92 mm (m). &#8211; Options included: High pass filter, improved dynamic range for measurement of harmonics, suppression of fundamental signals from 500 MHz to 1,5 GHz (FSW-B13), Oscilloscope Baseband Inputs (FSW-B2071), Preamplifier, 30 dB, 100 kHz &#8211; 43 GHz (FSW-B24), OCXO, precision frequency reference, Aging\/year: 3x10E-8, temperature drift: 1x10E-9 (FSW-B4), Extension to 4400 MHz Signal Analysis Bandwidth (FSW-B4001), Resolution bandwidth up to 80 MHz, 20MHz, 40 MHz, 50 MHz and 80 MHz additionally (FSW-B8), Phase noise measurement application (FSW-K40), Vector Signal Analysis (FSW-K70), 19&#8243; adapter BW2010, cabinet 5HU 1\/1 (ZZA-KN5).<\/p>\n","protected":false},"featured_media":63205,"template":"","meta":{"_acf_changed":false,"content-type":""},"manufacturer":[1477],"product_cat":[1410,1420,1394],"product_tag":[],"class_list":{"0":"post-63206","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"manufacturer-rohde-schwarz-nl","7":"product_cat-rf-microgolf","8":"product_cat-spectrum-en-signaalanalysatoren-265-ghz","9":"product_cat-testen-meten","11":"first","12":"onbackorder","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/rentaltec.com\/nl\/wp-json\/wp\/v2\/product\/63206","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rentaltec.com\/nl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rentaltec.com\/nl\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rentaltec.com\/nl\/wp-json\/wp\/v2\/media\/63205"}],"wp:attachment":[{"href":"https:\/\/rentaltec.com\/nl\/wp-json\/wp\/v2\/media?parent=63206"}],"wp:term":[{"taxonomy":"manufacturer","embeddable":true,"href":"https:\/\/rentaltec.com\/nl\/wp-json\/wp\/v2\/manufacturer?post=63206"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rentaltec.com\/nl\/wp-json\/wp\/v2\/product_cat?post=63206"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rentaltec.com\/nl\/wp-json\/wp\/v2\/product_tag?post=63206"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}