{"id":9415,"date":"2026-02-22T23:44:08","date_gmt":"2026-02-22T23:44:08","guid":{"rendered":"https:\/\/antennasimulator.com\/?echo_kb_faq=what-is-the-upper-frequency-limit"},"modified":"2026-02-22T23:44:08","modified_gmt":"2026-02-22T23:44:08","slug":"what-is-the-upper-frequency-limit","status":"publish","type":"echo_kb_faq","link":"https:\/\/antennasimulator.com\/?echo_kb_faq=what-is-the-upper-frequency-limit","title":{"rendered":"What is the upper frequency limit?"},"content":{"rendered":"<p>There is no theoretical upper frequency limit in AN-SOF. Since electromagnetic simulation complexity is determined by\u00a0<strong>the size of the structure relative to the wavelength<\/strong>, we define limits in terms of\u00a0<strong>electrical size<\/strong>\u00a0rather than a specific frequency. As a structure becomes larger in wavelengths, the software must solve a matrix equation of a higher order. Consequently, modeling electrically large structures will require more computer memory and longer calculation times on any given PC.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>There is no theoretical upper frequency limit in AN-SOF. Since electromagnetic simulation complexity is determined by\u00a0the size of the structure relative to the wavelength, we define limits in terms of\u00a0electrical size\u00a0rather than a specific frequency. As a structure becomes larger in wavelengths, the software must solve a matrix equation of a higher order. Consequently, modeling [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"echo_kb_faq_category":[109],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"There is no theoretical upper frequency limit in AN-SOF. Since electromagnetic simulation complexity is determined by the size of the structure relative to the wavelength, we define limits in terms of electrical size rather than a specific frequency. As a structure becomes larger in wavelengths, the software must solve a matrix equation of a higher order. Consequently, modeling\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Tony Golden\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/antennasimulator.com\/?echo_kb_faq=what-is-the-upper-frequency-limit\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"AN-SOF | High-Precision Antenna Simulation Software \u203a Advanced antenna simulation for high-precision modeling and design.\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"What is the upper frequency limit? \u203a AN-SOF\" \/>\n\t\t<meta property=\"og:description\" content=\"There is no theoretical upper frequency limit in AN-SOF. Since electromagnetic simulation complexity is determined by the size of the structure relative to the wavelength, we define limits in terms of electrical size rather than a specific frequency. As a structure becomes larger in wavelengths, the software must solve a matrix equation of a higher order. 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