{"product_id":"sigma-upgradekit-antenne","title":"Sigma Plus upgrade kit for HFX80 and HF360","description":"\u003cp\u003e The \u003cstrong\u003eSigma Upgrade Kit (Plus Kit)\u003c\/strong\u003e is specifically designed to expand the performance and capabilities of your \u003cstrong\u003eSigma HF80 and HF360 antennas\u003c\/strong\u003e . This kit improves performance on the \u003cstrong\u003e40m and 80m bands\u003c\/strong\u003e thanks to a low beam angle, which can result in less noise and better signal strength in some situations.\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eCompatibility of this Upgrade Kit\u003c\/strong\u003e :\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Sigma HF-X80\u003c\/li\u003e\n\n\u003cli\u003e Sigma HF-X80-XP\u003c\/li\u003e\n\n\u003cli\u003e Sigma HF-360\u003c\/li\u003e\n\n\u003cli\u003e Sigma HF-360-XP\u003c\/li\u003e\n\n\u003cli\u003e Sigma HF-360-XP-Top Band\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003cstrong\u003eBenefits of the Sigma Upgrade kit\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n \u003cli\u003eImproves performance on 40m and 80m: lower beam angle for better reception.\u003c\/li\u003e\n\n\u003cli\u003e Less noise: ideal for interference-prone environments.\u003c\/li\u003e\n\n\u003cli\u003e Flexible mounting: can be installed horizontally or at an angle\u003c\/li\u003e\n\n\u003cli\u003e Easy tuning: 40m \u0026amp; 80m bands can be tuned separately\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003cstrong\u003eInstallation instructions\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003col\u003e\n\n\u003cli\u003e Mounting – Mount the bracket of the PLUS-KIT to the bottom of the antenna as shown in picture two.\u003c\/li\u003e\n\n\u003cli\u003e Antenna position – Attach the HF antenna to the bracket. The antenna can be positioned horizontally or at an angle, depending on available space. Ensure the angle brackets are securely tightened with the included Allen key.\u003c\/li\u003e\n\n\u003cli\u003e Tuning – The 40m \u0026amp; 80m bands can be tuned individually by sliding the stainless steel boom up or down until the optimum SWR value is achieved.\u003c\/li\u003e\n\n\n\u003c\/ol\u003e","brand":"Sigma Euro-Comm","offers":[{"title":"Default Title","offer_id":44158208245945,"sku":"SE PLUSKIT","price":81.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/3052\/8953\/files\/Sigma_X80_Upgrade_Kit.jpg?v=1738414968","url":"https:\/\/www.deltron.nl\/en\/products\/sigma-upgradekit-antenne","provider":"Deltron","version":"1.0","type":"link"}