{"product_id":"rf-electronics-learn-radio-fast-9798879747737","title":"RF Electronics: Learn Radio Fast","description":"Learn radio frequency electronics in 115 pages. There is an emphasis on single active device (1AD) radios: regenerative radios. Covers BJT, JFET, triode and pentode active devices with easy mathematics. Build solid state and vacuum tube radios.\u003cbr\u003e","brand":"Independently Published","offers":[{"title":"Default Title","offer_id":50869573222674,"sku":"9798879747737","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_c059da68-4c4e-457f-b1e0-039cef8c4ea8.jpg?v=1737762531","url":"https:\/\/surprise-castle.myshopify.com\/products\/rf-electronics-learn-radio-fast-9798879747737","provider":"Surprise Castle","version":"1.0","type":"link"}