{"product_id":"hf-antenna-topics-9780960085910","title":"HF Antenna Topics","description":"\u003cp\u003eFor the radio amateur, The Old Patriarch K3MT reccollects a number of HF antenna projects. Many are about simple antennas made of ordinary wire. A few concern the effects of real dirt close to the antenna and how it reacts with the antenna pattern. Trchnical approach is given with plane geometry.\u003c\/p\u003e\u003cbr\u003e","brand":"Jokalym Press","offers":[{"title":"Default Title","offer_id":50510209483026,"sku":"9780960085910","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_3705cdc2-c5a6-40e8-89fe-6735d13061f4.jpg?v=1730919523","url":"https:\/\/surprise-castle.myshopify.com\/products\/hf-antenna-topics-9780960085910","provider":"Surprise Castle","version":"1.0","type":"link"}