{"product_id":"diamond-antenna-sx-20c-cross-needle-swr-power-meter","title":"Diamond Antenna SX-20C Cross Needle SWR\/Power Meter","description":"\u003cp data-start=\"97\" data-end=\"572\"\u003eThe \u003cstrong data-start=\"101\" data-end=\"148\"\u003eDiamond SX-20C Cross Needle SWR\/Power Meter\u003c\/strong\u003e is a precision \u003cstrong data-start=\"164\" data-end=\"194\"\u003eanalog RF measurement tool\u003c\/strong\u003e that provides simultaneous indication of forward and reflected RF power and SWR in HF and VHF amateur radio systems. Featuring a dual-needle cross-needle movement, the SX-20C offers intuitive real-time display of forward power and reflected power on intersecting scales—allowing rapid judgement of antenna match quality and transmitter loading without complex digital displays.\u003c\/p\u003e\n\u003cp data-start=\"574\" data-end=\"884\"\u003eDesigned for use between a transceiver and antenna system, this meter helps operators optimize antenna tuning, detect mismatch conditions, and protect transmitter output stages from high SWR. Its robust mechanical construction ensures reliable performance in both fixed base stations and portable field setups.\u003c\/p\u003e\n\u003cp data-start=\"886\" data-end=\"896\"\u003eIdeal for:\u003c\/p\u003e\n\u003cul data-start=\"898\" data-end=\"1088\"\u003e\n\u003cli data-start=\"898\" data-end=\"925\"\u003e\n\u003cp data-start=\"900\" data-end=\"925\"\u003eHF \u0026amp; VHF SWR monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"926\" data-end=\"957\"\u003e\n\u003cp data-start=\"928\" data-end=\"957\"\u003eAntenna tuning and matching\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"958\" data-end=\"1008\"\u003e\n\u003cp data-start=\"960\" data-end=\"1008\"\u003eTransmitter protection against reflected power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1009\" data-end=\"1041\"\u003e\n\u003cp data-start=\"1011\" data-end=\"1041\"\u003eField and portable operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1042\" data-end=\"1088\"\u003e\n\u003cp data-start=\"1044\" data-end=\"1088\"\u003eEntry to intermediate level RF diagnostics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Diamond","offers":[{"title":"Default Title","offer_id":45996546818179,"sku":"RF-DA-SX-20C","price":16500.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/5576\/6147\/files\/sx-20c_11zon.webp?v=1773793903","url":"https:\/\/rfcharge.com\/products\/diamond-antenna-sx-20c-cross-needle-swr-power-meter","provider":"RFCharge","version":"1.0","type":"link"}