{"title":"2SC2851\u306fNFB HF\u30d7\u30ea\u30a2\u30f3\u30d7\u306e\u5922\u3092\u898b\u308b\u304b (3) \u8a66\u4f5c\u3002","provider_url":"https://hatena.blog","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhamtaro.hatenadiary.jp%2Fentry%2F20250923%2F1758629202\" title=\"2SC2851\u306fNFB HF\u30d7\u30ea\u30a2\u30f3\u30d7\u306e\u5922\u3092\u898b\u308b\u304b (3) \u8a66\u4f5c\u3002 - \u99c4\u76ee\u793e\u54e1\u306f\u3080\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/h/hamtaro/20210429/20210429093619.jpg","author_url":"https://blog.hatena.ne.jp/hamtaro/","width":"100%","url":"https://hamtaro.hatenadiary.jp/entry/20250923/1758629202","categories":["\u548c\u88fdW7IUV preamp","NFB\u30d7\u30ea\u30a2\u30f3\u30d7"],"published":"2025-09-23 21:06:42","height":"190","blog_url":"https://hamtaro.hatenadiary.jp/","description":"\u3055\u3001\u30cf\u30a4\u30d1\u30fc\u30fb\u30b1\u30c1\u30b1\u30c1\u30fb\u30c7\u30c1\u30e5\u30fc\u30f3\u3060\u3002 \u96e3\u3057\u3044\u3053\u3068\u8a00\u308f\u305a\u3001\u300c\u30c8\u30ed\u30a4\u30c0\u30eb\u30b3\u30a2\u6d3b\u7528\u767e\u79d1(\u65e7\u7248)pp143-156\u306b\u308f\u305f\u3063\u3066\u89e3\u8aac\u3055\u308c\u3066\u3044\u308bNFB\u30a2\u30f3\u30d7\u3063\u307d\u304f\u3057\u3061\u3083\u3048\u3070\u3044\u3044\u306e\u3067\u3042\u308b\u3002 W7IUV\u8a2d\u8a08\u306f\u6975\u529b\u5c0a\u91cd\u3057\u3001\u30a8\u30df\u30c3\u30bf\u62b5\u6297\u3082\u305d\u306e\u307e\u307e\u306b\u3057\u3066\u3001NFB\u3092\u3044\u3058\u308aIc\u3092\u4e0b\u3052\u308b\u65b9\u5411\u3002\u305d\u3057\u3066\u306a\u306b\u3088\u308a\u3001\u304a\u9ad8\u3044\u90e8\u54c1\u306f\u4f7f\u308f\u306a\u3044\u3002 2SC2952(\u4f4e\u6b6a\u307fRF)\u21922SC2851(RF PA) R1 1k(W7IUV\u8a2d\u8a08\u901a\u308a) R2 680\u3001R4 6.8\u3001R5 12(\u540c\u4e0a) R3 3.3k\u21927.5k(Ic\u6fc0\u6e1b\u300110-15mA\u72d9\u3044) C1, C2, C3, C4, C5, C7 0.01uF \u9ad8\u5468\u6ce2\u7279\u6027\u304c\u3044\u3044\u30e0\u30e9\u30bf\u306e\u7a4d\u30bb\u30e9\u2192\u7d20\u2026","author_name":"hamtaro","version":"1.0","blog_title":"\u99c4\u76ee\u793e\u54e1\u306f\u3080\u306e\u65e5\u8a18"}