{"id":10751,"date":"2024-02-11T21:11:29","date_gmt":"2024-02-11T10:11:29","guid":{"rendered":"https:\/\/amateurradiosupplies.com.au\/?post_type=product&#038;p=10751"},"modified":"2025-11-02T09:38:08","modified_gmt":"2025-11-01T22:38:08","slug":"spiderbeam-a903-balun","status":"publish","type":"product","link":"https:\/\/amateurradiosupplies.com.au\/index.php\/product\/spiderbeam-a903-balun\/","title":{"rendered":"Spiderbeam A903 Dual Core Balun 1:1"},"content":{"rendered":"<p>A903: This is exactly the same balun as used in our Spiderbeam Yagi antennas: a W1JR type coax choke balun with extremely good balancing properties on 10 &#8211; 28 MHz and quite good balancing properties on 3.5 &#8211; 7 MHz. It is well suited as a good all-round balun for all 50 Ohm antennas in this frequency range. It uses high-quality components (Fair-Rite ferrite toroid, Teflon-insulated coax cable, rugged UV resistant plastic enclosure).<\/p>\n<p>Specifications:<br \/>\nLength of the housing: 120mm<br \/>\nLength of the aluminum bar: 200m<br \/>\nFor antennas with an SWR &lt; 3:1 &#8211; up to 2000W<br \/>\nWeight: 510g (18 oz.)<\/p>\n<p>Maximum power:<br \/>\nFor antennas with an SWR  3:1 &#8211;  1500W PEP<\/p>\n<p>High quality W1JR type coax choke 1:1 ratio, 3500W PEP balun for 3.5 &#8211; 28 MHz<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A903: This is exactly the same balun as used in our Spiderbeam Yagi antennas: a W1JR type coax choke balun [&hellip;]<\/p>\n","protected":false},"featured_media":14490,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[37],"product_tag":[],"class_list":{"0":"post-10751","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-antenna-accessories","8":"first","9":"instock","10":"shipping-taxable","11":"purchasable","12":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/product\/10751","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/comments?post=10751"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/media\/14490"}],"wp:attachment":[{"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/media?parent=10751"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/product_brand?post=10751"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/product_cat?post=10751"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/amateurradiosupplies.com.au\/index.php\/wp-json\/wp\/v2\/product_tag?post=10751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}