{"product_id":"hf-antenna-topics","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","brand":"Jokalym Press","offers":[{"title":"Paperback","offer_id":48515822256377,"sku":"9780960085910","price":14.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0813\/1811\/7625\/files\/imageloader_18c23053-2b11-49a3-9be4-7829f763a1ad.jpg?v=1781209258","url":"https:\/\/hookeandplotte.com\/products\/hf-antenna-topics","provider":"Hooke and Plotte Books","version":"1.0","type":"link"}