{"id":14199,"date":"2021-02-17T12:46:41","date_gmt":"2021-02-17T09:46:41","guid":{"rendered":"http:\/\/skard.ru\/product\/askm-5-8-0-9-18-circular-antenna-array-0-9-18-ghz-five-frequency-sets\/"},"modified":"2021-02-17T12:58:27","modified_gmt":"2021-02-17T09:58:27","slug":"askm-5-8-09-18-en","status":"publish","type":"product","link":"https:\/\/skard.ru\/en\/product\/askm-5-8-09-18-en\/","title":{"rendered":"ASKM 5\/8\u2013-0.9\/18 circular antenna array 0.9\u201318 GHz (five frequency sets)"},"content":{"rendered":"<p>Product components:<\/p>\n<ul>\n<li>Antenna elements;<\/li>\n<li>Units of the antenna-feeder path;<\/li>\n<li>Radome;<\/li>\n<li>Chassis for installing instrumentmodules.<\/li>\n<li> <\/li>\n<\/ul>\n<p>ASKM 5\/8-0.9\/18 annular equispaced antenna array with 5 sets of frequencies is designed to receive signals from radio equipment with linear and circular polarization in the frequency range of 0.9 to 18 GHz in a circular azimuth coverage;<\/p>\n<p>To increase the energy potential and direction finding accuracy, the operating range of the antenna system is divided into 5 frequency sets: 0.9\u20132 GHz, 2\u20134 GHz, 48 GHz, 8\u201312 GHz, 12\u201318 GHz;<\/p>\n<p>Recommended to be used as a direction-finding receiving antenna system of search and searchless robotic systems;<\/p>\n<p>The antenna system is made in the form of a five-tier annular antenna array;<\/p>\n<p>All-round field of view (360\u00b0) is ensured:<\/p>\n<ul>\n<li>in the range of 0.9 to 2 GHz, by \u0410S8.33 spiral antennas (8 pcs.);<\/li>\n<li>in the range of 2 to 4 GHz, by cophasal antenna array (8 pcs.) based on AS4.89 log-periodic antennas (2 pcs.);<\/li>\n<li>in the range of 4 to 8 GHz, by cophasal antenna array (8 pcs.) based on AS4.89 log-periodic antennas (2 pcs.);<\/li>\n<li>in the range of 8 to 12 GHz, by AS6.56.3 broadband antennas (8 pcs.);<\/li>\n<li>\u2014 in the range of 12 to 18 GHz, by AS6.56.4 broadband antennas (8 pcs.)<\/li>\n<\/ul>\n<p>Antenna system provides simultaneous spatial scanning in 2 or more independent channels;<\/p>\n<p>Antenna system design provides for the installation of 3U instrument modules;<\/p>\n<p>The product may be equipped with multi-channel frequency converters, as required by the customer.<\/p>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: center;\" width=\"213\">\n<p>Frequency set<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>Gain<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>Directional diagram width at the level of minus 3 dB<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"213\">\n<p>0.9\u20132 GHz<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>-5.0 \u00f7 -3.0 dB<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>100 \u00f7 90 deg.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"213\">\n<p>2\u20134 GHz<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>6.0 \u00f7 8.0 dB<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>60 \u00f7 47 deg.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"213\">\n<p>4\u20138 GHz<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>6.0 \u00f7 8.0 dB<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>60 \u00f7 40 deg.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"213\">\n<p>8\u201312 GHz<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>11.5 \u00f7 12.5 dB<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>40 \u00f7 45 deg.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" width=\"213\">\n<p>12\u201318 GHz<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>9.0 \u00f7 11.5 dB<\/p>\n<\/td>\n<td style=\"text-align: center;\" width=\"213\">\n<p>40 \u00f7 47 deg.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp;<\/p>\n<table>\n<tbody>\n<tr>\n<td style=\"background-color: #009fe3; color: #ffffff;\" colspan=\"2\">\n<p style=\"text-align: center;\">Specifications<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"319\">\n<p>Frequency range<\/p>\n<\/td>\n<td width=\"319\">\n<p>0.9\u201318 GHz<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"319\">\n<p>0.9\u201318 GHz<\/p>\n<\/td>\n<td width=\"319\">\n<p>-40\u00b0&#8230;.+50\u00b0<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"319\">\n<p>Overall dimensions<\/p>\n<\/td>\n<td width=\"319\">\n<p>D = 634 mm H = 507 mm<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"319\">\n<p>Weight<\/p>\n<\/td>\n<td width=\"319\">\n<p>35 kg<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n","protected":false},"featured_media":17281,"template":"","meta":[],"etheme_brands":{"errors":{"invalid_taxonomy":["Invalid taxonomy."]},"error_data":[]},"_links":{"self":[{"href":"https:\/\/skard.ru\/en\/wp-json\/wp\/v2\/product\/14199"}],"collection":[{"href":"https:\/\/skard.ru\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/skard.ru\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/skard.ru\/en\/wp-json\/wp\/v2\/media\/17281"}],"wp:attachment":[{"href":"https:\/\/skard.ru\/en\/wp-json\/wp\/v2\/media?parent=14199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}