{"id":1770,"date":"2011-09-04T14:45:34","date_gmt":"2011-09-04T05:45:34","guid":{"rendered":"http:\/\/www.kawauchi.homeip.net\/jh0cjh\/blog\/?p=1770"},"modified":"2012-01-14T08:28:43","modified_gmt":"2012-01-13T23:28:43","slug":"icom%e3%83%aa%e3%82%b0%ef%bc%9a%e9%9f%b3%e5%a3%b0%e3%82%b9%e3%83%9a%e3%82%af%e3%83%88%e3%83%a9%e3%83%a0%e6%af%94%e8%bc%83%e3%80%80cw-1","status":"publish","type":"post","link":"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/2011\/09\/04\/icom%e3%83%aa%e3%82%b0%ef%bc%9a%e9%9f%b3%e5%a3%b0%e3%82%b9%e3%83%9a%e3%82%af%e3%83%88%e3%83%a9%e3%83%a0%e6%af%94%e8%bc%83%e3%80%80cw-1\/","title":{"rendered":"ICOM\u30ea\u30b0\uff1aCW\u97f3\u58f0\u30b9\u30da\u30af\u30c8\u30e9\u30e0\u6bd4\u8f03-1"},"content":{"rendered":"<p>\u4eca\u65e5\u3082ICOM\u306e4\u53f0\u306e\u30ea\u30b0\u3067\u6bd4\u8f03\u8a66\u9a13\u3092\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002\u3000\u5185\u5bb9\u306fWaveSpectra\u3092\u7528\u3044\u305f\u97f3\u58f0\u5468\u6ce2\u6570\u3067\u306e\u30b9\u30da\u30af\u30c8\u30e9\u30e0\u6bd4\u8f03\u3067\u3059\u3002<\/p>\n<p>\u6628\u65e5\u306fSSB\u306e\u97f3\u58f0\u3092\u6bd4\u8f03\u3057\u307e\u3057\u305f\u304c\u3001\u4eca\u65e5\u306f\u3001\u307e\u305a\u306fCW\u306b\u304a\u3044\u3066\u3001\u5185\u8535\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u4f7f\u3063\u305f\u5834\u5408\u306b\u3064\u3044\u3066\u6bd4\u8f03\u3057\u3066\u307f\u307e\u3059\u3002\u3000\u5168\u90e8\u306e\u30b0\u30e9\u30d5\u3092\u901a\u3057\u3066\u8d64\u3044\u30c1\u30e3\u30fc\u30c8\u30b0\u30e9\u30d5\u306b\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3000\u8d64\u3044\u30e9\u30a4\u30f3\u304cPeak\u5024\u306e\u9023\u7d9a\u7dda\u306a\u306e\u3067\u3001\u5468\u6ce2\u6570\u7279\u6027\u306eContour\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong><span style=\"text-decoration: underline;\">IC706<\/span><\/strong><\/p>\n<ul>\n<li>\u5468\u6ce2\u6570 : 7MHz<\/li>\n<li>Filter BW : 350Hz<\/li>\n<li>AGC : Fast<\/li>\n<li>NB : Off<\/li>\n<li>NR : \u7121\u3057<\/li>\n<li>Pre Amp : Off<\/li>\n<li>\u30b9\u30d4\u30fc\u30ab\u30fc : \u5185\u8535\u30b9\u30d4\u30fc\u30ab\u30fc<\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706_int_sp_.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706_int_sp_.jpg\" title=\"IC706_int_sp_\" width=\"468\" height=\"276\" class=\"alignnone size-full wp-image-1771\" srcset=\"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706_int_sp_.jpg 669w, https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706_int_sp_-300x176.jpg 300w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<p>\u8d64\u3044\u30e9\u30a4\u30f3\u306fCW\u306eRF\u4fe1\u53f7\u306e\u5468\u6ce2\u6570\u3092\u5909\u3048\u3066\u3001CW\u97f3\u58f0\u4fe1\u53f7\u306e\u30d4\u30fc\u30af\u70b9\u304c\u4f5c\u3063\u305f\u9023\u7d9a\u7dda\u3067\u3059\u3002\u3000\u97f3\u58f0\u3068\u3057\u3066\u901a\u308b\u3053\u3068\u306e\u3067\u304d\u308b\u5468\u6ce2\u6570\u5e2f\u57df\u3068\u305d\u306e\u30b9\u30da\u30af\u30c8\u30e9\u30e0\u6210\u5206\u3092\u3042\u3089\u308f\u3057\u3066\u3044\u307e\u3059\u3002\u3000\u3053\u306e\u4f8b\u3067\u3044\u304f\u3068<\/p>\n<p>\u30d4\u30fc\u30af\u304b\u308920dB\u843d\u3061\u306e\u5e2f\u57df\u304c490Hz ~ 900Hz\u304f\u3089\u3044\u306b\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n<p>\u5e2f\u57df\u5185\u306b\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u3001\u30d4\u30fc\u30af\u304c2\u3064\u307b\u3069\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>510Hz : -10dB<\/li>\n<li>650Hz : -10dB<\/li>\n<\/ol>\n<p>\u3053\u306e\u30d4\u30fc\u30af\u6642\u306e\u30ec\u30d9\u30eb\u306f\u3001\u3059\u3079\u3066\u306e\u6a5f\u5668\u9593\u3067\u6821\u6b63\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u306e\u3067\u3001\u3042\u307e\u308a\u610f\u5473\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u3000\u30d4\u30fc\u30af\u304b\u3089\u3069\u308c\u304f\u3089\u3044\u843d\u3061\u308b\u304b\u3068\u3044\u3046\u76f8\u5bfe\u6570\u5024\u3067\u306f\u610f\u5473\u304c\u3042\u308a\u307e\u3059\u3002\u3000\u305d\u308c\u3067\u306fCW\u7121\u4fe1\u53f7\u6642\u306e\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u306e\u30b9\u30da\u30af\u30c8\u30e9\u30e0\u3092\u898b\u3066\u307f\u307e\u3059\u3002\u3000\u5f53\u7136\u3067\u3059\u304c\u97f3\u91cf\u306f\u5909\u3048\u3066\u3044\u307e\u305b\u3093\u3002\u3000\u3053\u308c\u306f\u5168\u90e8\u306e\u8a66\u9a13\u3092\u901a\u3058\u3066\u540c\u69d8\u3067\u3059\u3002<\/p>\n<p><a href=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706_int_sp_Noise.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706_int_sp_Noise.jpg\" title=\"IC706_int_sp_Noise\" width=\"468\" height=\"276\" class=\"alignnone size-full wp-image-1772\" srcset=\"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706_int_sp_Noise.jpg 669w, https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706_int_sp_Noise-300x176.jpg 300w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<p>\u5148\u307b\u3069\u8abf\u3079\u305f\u30d4\u30fc\u30af\u304b\u308920dB\u843d\u3061\u306e\u5e2f\u57df\u3067\u306e\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u304c\u975e\u5e38\u306b\u4f4e\u3044\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u4fe1\u53f7\u306e\u901a\u308b\u30d4\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3067\u306e\u30ce\u30a4\u30ba\u30ec\u30d9\u30eb\u306f<\/p>\n<ol>\n<li>510Hz : -37dB<\/li>\n<li>650Hz : -33dB<\/li>\n<\/ol>\n<p>\u304f\u3089\u3044\u3067\u3057\u3087\u3046\u304b\uff1f\u3000\u305d\u306e\u5834\u5408\u3001\u4fe1\u53f7\u3068\u306e\u5dee\u3067\u3042\u308b\u3001D\/U\u6bd4\u306f<\/p>\n<ol>\n<li>510Hz : 27dB<\/li>\n<li>650Hz : 23dB<\/li>\n<\/ol>\n<p>\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3000\u7d50\u69cb\u3044\u3044\u6570\u5b57\u3060\u3068\u601d\u3044\u307e\u3059\u3002\u3000\u3067\u3082\u3082\u3057\u304b\u3057\u305f\u3089\u3001\u30ce\u30a4\u30ba\u30ec\u30d9\u30eb\u306e\u4f4e\u3055\u306f\u3001\u305d\u306e\u307e\u307e\u611f\u5ea6\u306e\u4f4e\u3055\u306a\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>IC706MK2<\/strong><\/span><\/p>\n<ul>\n<li>\u5468\u6ce2\u6570 : 7MHz<\/li>\n<li>Filter BW : 350Hz<\/li>\n<li>AGC : Fast<\/li>\n<li>NB : Off<\/li>\n<li>NR : \u7121\u3057<\/li>\n<li>Pre Amp : Off<\/li>\n<li>\u30b9\u30d4\u30fc\u30ab\u30fc : \u5185\u8535\u30b9\u30d4\u30fc\u30ab\u30fc<\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706MK2_int_sp_.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706MK2_int_sp_.jpg\" title=\"IC706MK2_int_sp_\" width=\"468\" height=\"276\" class=\"alignnone size-full wp-image-1773\" srcset=\"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706MK2_int_sp_.jpg 669w, https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706MK2_int_sp_-300x176.jpg 300w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<p>\u30d4\u30fc\u30af\u304b\u308920dB\u843d\u3061\u306e\u5e2f\u57df\u304c300Hz ~ 900Hz\u307b\u3069\u3042\u308a\u307e\u3059\u3002\u3000IC706\u306b\u6bd4\u3079\u3066\u4f4e\u97f3\u5074\u304c\u5e83\u304c\u308a\u307e\u3057\u305f\u3002\u3000IC706MK2\u3067\u306fIC706\u306b\u6bd4\u3079\u3066\u30b9\u30d4\u30fc\u30ab\u30fc\u30b5\u30a4\u30ba\u304c\u30015cm\u5f84\u304b\u30896\uff43\uff4d\u5f84\u306b\u5927\u304d\u304f\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u7406\u7531\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u5e2f\u57df\u5185\u306b\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u3001\u30d4\u30fc\u30af\u304c5\u3064\u307b\u3069\u3042\u308a\u307e\u3059\u3002\u3000\u305d\u308c\u305e\u308c\u306e\u30ec\u30d9\u30eb\u306f<\/p>\n<ol>\n<li>350Hz : -19dB<\/li>\n<li>400Hz : -19dB<\/li>\n<li>500Hz : -15dB<\/li>\n<li>680Hz : -10dB<\/li>\n<li>780Hz : -10dB<\/li>\n<\/ol>\n<p>\u3053\u306e\u3088\u3046\u306b\u30d4\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3082\u591a\u304f\u306a\u308a\u3001IC706\u3088\u308a\u3082\u5e2f\u57df\u304c\u5e83\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3000\u3067\u306f\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u3092\u898b\u3066\u307f\u307e\u3059\u3002<\/p>\n<p><a href=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706MK2_int_sp_Noise.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706MK2_int_sp_Noise.jpg\" title=\"IC706MK2_int_sp_Noise\" width=\"468\" height=\"276\" class=\"alignnone size-full wp-image-1774\" srcset=\"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706MK2_int_sp_Noise.jpg 669w, https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC706MK2_int_sp_Noise-300x176.jpg 300w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<p>IC706\u306b\u6bd4\u3079\u3066\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u304c\u3042\u304c\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u4fe1\u53f7\u306e\u901a\u308b\u30d4\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3067\u306e\u30ce\u30a4\u30ba\u30ec\u30d9\u30eb\u306f<\/p>\n<ol>\n<li>350Hz : -45dB<\/li>\n<li>400Hz : -40dB<\/li>\n<li>500Hz : -33dB<\/li>\n<li>680Hz : -28dB<\/li>\n<li>780Hz : -30dB<\/li>\n<\/ol>\n<p>\u304f\u3089\u3044\u3067\u3057\u3087\u3046\u304b\uff1f\u3000\u305d\u306e\u5834\u5408\u3001\u4fe1\u53f7\u3068\u306e\u5dee\u3067\u3042\u308b\u3001D\/U\u6bd4\u306f<\/p>\n<ol>\n<li>350Hz : 26dB<\/li>\n<li>400Hz : 21dB<\/li>\n<li>500Hz : 18dB<\/li>\n<li>680Hz : 18dB<\/li>\n<li>780Hz : 20dB<\/li>\n<\/ol>\n<p>\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3000IC706\u3088\u308a\u3082\u4fe1\u53f7\u30ec\u30d9\u30eb\u3068\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u30ec\u30d9\u30eb\u306e\u6bd4\u304c\u6e1b\u308a\u307e\u3057\u305f\u304c\u3001\u5468\u6ce2\u6570\u306e\u4e0a\u3068\u4e0b\u306e\u90e8\u5206\u3067D\/U\u6bd4\u306e\u5dee\u304c\u5927\u304d\u304f\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u611f\u5ea6\u304c\u4e0a\u304c\u3063\u305f\u5206\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u304c\u3042\u304c\u308a\u3001\u305d\u308c\u3092\u97f3\u58f0\u5e2f\u57df\u306e\u62e1\u5927\u3067\u30ab\u30d0\u30fc\u3057\u3066\u3044\u308b\u3068\u3044\u3063\u305f\u3068\u3053\u308d\u3067\u3057\u3087\u3046\u304b\uff1f\u3000\u52dd\u624b\u306a\u60f3\u50cf\u3067\u3059\u304c\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>IC756PRO2<\/strong><\/span><\/p>\n<ul>\n<li>\u5468\u6ce2\u6570 : 7MHz<\/li>\n<li>Filter BW : 350Hz<\/li>\n<li>AGC : Fast<\/li>\n<li>NB : Off<\/li>\n<li>NR : Off<\/li>\n<li>Pre Amp : Off<\/li>\n<li>\u30b9\u30d4\u30fc\u30ab\u30fc : \u5185\u8535\u30b9\u30d4\u30fc\u30ab\u30fc<\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC756PRO2_int_sp_.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC756PRO2_int_sp_.jpg\" title=\"IC756PRO2_int_sp_\" width=\"468\" height=\"276\" class=\"alignnone size-full wp-image-1775\" srcset=\"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC756PRO2_int_sp_.jpg 669w, https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC756PRO2_int_sp_-300x176.jpg 300w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<p>\u30d4\u30fc\u30af\u304b\u308920dB\u843d\u3061\u306e\u5e2f\u57df\u304c400Hz ~ 800Hz\u307b\u3069\u3042\u308a\u307e\u3059\u3002\u3000IC706\u7cfb\u306b\u6bd4\u3079\u3066\u901a\u904e\u3059\u308b\u5e2f\u57df\u304c\u3050\u3063\u3068\u72ed\u304f\u306a\u308a\u3001\u9ad8\u97f3\u5074\u304c\u524a\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3000\u97f3\u97ff\u97f3\u697d\u306e\u53d7\u4fe1\u3067\u306f\u306a\u304f\u3001CW\u3067\u3059\u304b\u3089\u72ed\u304f\u3066\u3082\u805e\u304d\u3084\u3059\u3051\u308c\u3070\u826f\u3044\u308f\u3051\u3067\u3059\u3002<\/p>\n<p>\u5e2f\u57df\u5185\u306b\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u3001\u30d4\u30fc\u30af\u304c5\u3064\u307b\u3069\u3042\u308a\u307e\u3059\u3002\u3000\u305d\u308c\u305e\u308c\u306e\u30ec\u30d9\u30eb\u306f<\/p>\n<ol>\n<li>300Hz : -35dB<\/li>\n<li>420Hz : -20dB<\/li>\n<li>500Hz : -15dB<\/li>\n<li>600Hz : -15dB<\/li>\n<li>720Hz : -10dB<\/li>\n<\/ol>\n<p>\u3053\u306e\u3088\u3046\u306b\u30d4\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3082\u591a\u304f\u306a\u308a\u3001IC706MK2\u3088\u308a\u3082400Hz\u4ee5\u4e0a\u306e\u30d4\u30fc\u30af\u30ec\u30d9\u30eb\u304c\u5747\u4e00\u5316\u3057\u3001\u5e2f\u57df\u304c\u30d5\u30e9\u30c3\u30c8\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3000\u3053\u308c\u3060\u3051\u3067\u3082\u805e\u304d\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u306d\u3002 300Hz\u306b\u3042\u308b\u5c71\u306f\u96a3\u63a5CW\u4fe1\u53f7\u304cDSP\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u901a\u308b\u6642\u306b\u805e\u3053\u3048\u308b\u3001\u30b3\u30c4\u30b3\u30c4\u3068\u3044\u3046\u97f3\u306e\u6210\u5206\u3067\u3059\u3002\u3000DSP\u6a5f\u3067\u65b0\u305f\u306b\u51fa\u3066\u304d\u305f\u7279\u5fb4\u3067\u3059\u3002\u3000\u3067\u306f\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u3092\u898b\u3066\u307f\u307e\u3059\u3002<\/p>\n<p><a href=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC756PRO2_int_sp_Noise.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC756PRO2_int_sp_Noise.jpg\" title=\"IC756PRO2_int_sp_Noise\" width=\"468\" height=\"276\" class=\"alignnone size-full wp-image-1776\" srcset=\"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC756PRO2_int_sp_Noise.jpg 669w, https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC756PRO2_int_sp_Noise-300x176.jpg 300w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<p>\u4fe1\u53f7\u304c\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u5f53\u7136\u3067\u3059\u304c\u30b3\u30c4\u30b3\u30c4\u3068\u3044\u3046DSP\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u96a3\u63a5CW\u4fe1\u53f7\u304b\u3089\u306e\u30ce\u30a4\u30ba\u6210\u5206\u306f\u6d88\u3048\u307e\u3057\u305f\u3002\u3000\u3057\u304b\u3057\u3001IC706MK2\u306b\u6bd4\u3079\u3066\u66f4\u306b\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u304c\u3042\u304c\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u4fe1\u53f7\u306e\u901a\u308b\u30d4\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3067\u306e\u30ce\u30a4\u30ba\u30ec\u30d9\u30eb\u306f<\/p>\n<ol>\n<li>300Hz : -47dB<\/li>\n<li>420Hz : -32dB<\/li>\n<li>500Hz : -27dB<\/li>\n<li>600Hz : -30dB<\/li>\n<li>720Hz : -23dB<\/li>\n<\/ol>\n<p>\u304f\u3089\u3044\u3067\u3057\u3087\u3046\u304b\uff1f\u3000\u305d\u306e\u5834\u5408\u3001\u4fe1\u53f7\u3068\u306e\u5dee\u3067\u3042\u308b\u3001D\/U\u6bd4\u306f<\/p>\n<ol>\n<li>350Hz : 12dB<\/li>\n<li>400Hz : 12dB<\/li>\n<li>500Hz : 12dB<\/li>\n<li>680Hz : 15dB<\/li>\n<li>780Hz : 13dB<\/li>\n<\/ol>\n<p>\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3000\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u304c\u5897\u3048\u305f\u5206\u3060\u3051\u3001IC706\u7cfb\u3088\u308a\u3082D\/U\u6bd4\u304c\u6e1b\u308a\u307e\u3057\u305f\u3002\u3000\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u306e\u4e0a\u6607\u306f\u611f\u5ea6\u306e\u6539\u5584\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3000\u3057\u304b\u3057\u3001IC756PRO2\u3067\u306f\u5e2f\u57df\u5185\u306e\u5468\u6ce2\u6570\u7279\u6027\u304c\u30d5\u30e9\u30c3\u30c8\u306b\u306a\u308a\u3001\u307e\u305f\u8a66\u9a13\u6642\u306fOff\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001NR\u3084Digital Filter\u306b\u3088\u308a\u3001\u3053\u306eD\/U\u6bd4\u3092\u88dc\u3046\u6a5f\u80fd\u304c\u5b9f\u88c5\u3055\u308c\u305f\u305f\u3081\u3001\u3053\u308c\u3067\u3082IC706\u7cfb\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u805e\u304d\u3084\u3059\u3044\u3053\u3068\u306f\u4e8b\u5b9f\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>IC7000<\/strong><\/span><\/p>\n<ul>\n<li>\u5468\u6ce2\u6570 : 7MHz<\/li>\n<li>Filter BW : 350Hz<\/li>\n<li>AGC : Fast<\/li>\n<li>NB : Off<\/li>\n<li>NR : Off<\/li>\n<li>Pre Amp : Off<\/li>\n<li>\u30b9\u30d4\u30fc\u30ab\u30fc : \u5185\u8535\u30b9\u30d4\u30fc\u30ab\u30fc<\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC7000_int_sp_.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC7000_int_sp_.jpg\" title=\"IC7000_int_sp_\" width=\"468\" height=\"276\" class=\"alignnone size-full wp-image-1777\" srcset=\"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC7000_int_sp_.jpg 669w, https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC7000_int_sp_-300x176.jpg 300w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<p>\u30d4\u30fc\u30af\u304b\u308920dB\u843d\u3061\u306e\u5e2f\u57df\u304c400Hz ~ 800Hz\u307b\u3069\u3067\u3042\u308a\u307e\u3059\u3002\u3000IC756PRO2\u3068\u901a\u904e\u3059\u308b\u5e2f\u57df\u306f\u307b\u307c\u540c\u3058\u3067\u3059\u304c\u3001\u5e2f\u57df\u5185\u306e\u30d5\u30e9\u30c3\u30c8\u306a\u5468\u6ce2\u6570\u7279\u6027\u306f\u9006\u306b\u898b\u3048\u307e\u305b\u3093\u3002\u3000\u4f4e\u97f3\u307e\u3067\u4f38\u3073\u3066\u3044\u308bSSB\u306e\u7279\u6027\u3068\u3061\u3087\u3063\u3068\u9055\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u5e2f\u57df\u5185\u306b\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u3001\u30d4\u30fc\u30af\u304c4\u3064\u307b\u3069\u3042\u308a\u307e\u3059\u3002\u3000\u305d\u308c\u305e\u308c\u306e\u30ec\u30d9\u30eb\u306f<\/p>\n<ol>\n<li>500Hz : -20dB<\/li>\n<li>600Hz : -18dB<\/li>\n<li>700Hz : -10dB<\/li>\n<li>800Hz : -7dB<\/li>\n<\/ol>\n<p>\u5e2f\u57df\u5185\u3067\u306e\u30ec\u30d9\u30eb\u306fIC756PRO2\u306e\u3088\u3046\u306b\u30d5\u30e9\u30c3\u30c8\u3067\u306f\u306a\u304f\u3001\u7279\u306b\u9ad8\u97f3\u57df\u3067\u30d4\u30fc\u30af\u304c\u6765\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002\u3000\u3068\u3053\u308d\u3067\u540c\u3058DSP\u6a5f\u3067\u3059\u304c\u3001IC756PRO2\u3067\u5b58\u5728\u3057\u3066\u3044\u305f300Hz\u306b\u3042\u308b\u30b3\u30c4\u30b3\u30c4\u3068\u3044\u3046\u97f3\u306e\u6210\u5206\u304c\u6d88\u3048\u3066\u3044\u307e\u3059\u3002\u3000\u79c1\u306f\u3053\u308c\u306f\u3059\u3054\u3044\u3053\u3068\u3060\u3068\u601d\u3044\u307e\u3059\u3002\u3000\u5b9f\u969b\u306b\u5468\u6ce2\u6570\u3092\u305a\u3089\u3057\u3066\u3044\u304f\u3068\u3001\u30b3\u30c4\u30b3\u30c4\u97f3\u304c\u51fa\u308b\u3042\u305f\u308a\u3067\u306fS-\u30e1\u30fc\u30bf\u306f\u89e6\u308c\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001\u30b3\u30c4\u30b3\u30c4\u97f3\u304c\u307b\u3068\u3093\u3069\u805e\u3053\u3048\u307e\u305b\u3093\u3002\u3000\u304a\u305d\u3089\u304fAF\u6bb5\u3067\u3001\u3053\u306e\u6210\u5206\u3092\u9664\u53bb\u3057\u3066\u3044\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f\u3000IC756PRO2\u306b\u6bd4\u3079\u3066\u6539\u5584\u3055\u308c\u3066\u3044\u308b\u6700\u5927\u306e\u7279\u5fb4\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u3000IC756PRO2\u306b\u3066\u5b9f\u73fe\u3057\u305f\u5e2f\u57df\u5185\u306e\u30d5\u30e9\u30c3\u30c8\u306a\u5468\u6ce2\u6570\u7279\u6027\u304c\u898b\u3048\u306a\u304f\u306a\u3063\u305f\u306e\u306f\u3001\u304a\u305d\u3089\u304f\u3053\u306e\u30b3\u30c4\u30b3\u30c4\u97f3\u3092\u6d88\u3059\u305f\u3081\u306b\u5e2f\u57df\u5185\u3067\u4f4e\u5468\u6ce2\u6210\u5206\u3092\u30ab\u30c3\u30c8\u3059\u308b\u3088\u3046\u306a\u5f62\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u3000\u307e\u305f\u3001SSB\u306e\u4f4e\u97f3\u307e\u3067\u4f38\u3073\u3066\u3044\u308b\u5468\u6ce2\u6570\u7279\u6027\u3068\u7570\u306a\u3063\u3066\u3044\u308b\u306e\u3082\u3053\u306e\u305f\u3081\u3067\u306a\u3044\u304b\u3068\u601d\u308f\u308c\u307e\u3059\u3002\u3000\u5168\u4f53\u7684\u306b\u975e\u5e38\u306b\u30b7\u30e3\u30fc\u30d7\u306a\u30b9\u30ab\u30fc\u30c8\u7279\u6027\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3000\u3067\u306f\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u3092 \u898b\u3066\u307f\u307e\u3059\u3002<\/p>\n<p><a href=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC7000_int_sp_Noise.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC7000_int_sp_Noise.jpg\" title=\"IC7000_int_sp_Noise\" width=\"468\" height=\"276\" class=\"alignnone size-full wp-image-1778\" srcset=\"https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC7000_int_sp_Noise.jpg 669w, https:\/\/www.kawauchi.homeip.mydns.jp\/jh0cjh\/blog\/wp-content\/uploads\/2011\/09\/IC7000_int_sp_Noise-300x176.jpg 300w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<p>\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3001\u4ed6\u306b\u6bd4\u3079\u3066\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u304c\u975e\u5e38\u306b\u4f4e\u3044\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u4fe1\u53f7\u306e\u901a\u308b\u30d4\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3067\u306e\u30ce\u30a4\u30ba\u30ec\u30d9\u30eb\u306f<\/p>\n<ol>\n<li>500Hz : -40dB<\/li>\n<li>600Hz : -37dB<\/li>\n<li>700Hz : -27dB<\/li>\n<li>800Hz : -28B<\/li>\n<\/ol>\n<p>\u304f\u3089\u3044\u3067\u3057\u3087\u3046\u304b\uff1f\u3000\u305d\u306e\u5834\u5408\u3001\u4fe1\u53f7\u3068\u306e\u5dee\u3067\u3042\u308b\u3001D\/U\u6bd4\u306f<\/p>\n<ol>\n<li>500Hz : 20dB<\/li>\n<li>600Hz : 19dB<\/li>\n<li>700Hz : 17dB<\/li>\n<li>800Hz : 21dB<\/li>\n<\/ol>\n<p>\u3068 \u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3000IC7000\u3067\u306fIC706\u7cfb\u3088\u308a\u3082\u78ba\u5b9f\u306b\u611f\u5ea6\u306f\u4e0a\u304c\u3063\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u304c\u3001\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u306f\u4f4e\u3044\u72b6\u614b\u3092\u4fdd\u3061\u3001\u66f4\u306bDSP\u30d5\u30a3\u30eb\u30bf\u30fc\u306b\u3064\u304d\u3082\u306e\u306e\u3001\u96a3\u63a5\u5468\u6ce2\u6570\u304b\u3089\u306e\u30b3\u30c4\u30b3\u30c4\u97f3\u3082\u6d88\u3057\u3001\u30b7\u30e3\u30fc\u30d7\u306a\u5e2f\u57df\u7279\u6027\u3092\u751f\u304b\u3057\u3066\u3044\u308b\u3002\u3000\u3055\u3089\u306b\u3001\u304a\u307e\u3051\u3068\u3057\u3066\u306f\u3001\u3042\u307e\u308a\u306b\u3082\u5927\u304d\u306a\u52b9\u679c\u3067\u3042\u308b\u3001NR\u3084DSP\u306e\u6069\u6075\u3082\u53d7\u3051\u3089\u308c\u308b\u3068\u3044\u3046\u3046\u3053\u3068\u306b\u306a\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u5c1a\u3001\u3053\u308c\u3089\u306e\u5b9f\u9a13\u30c7\u30fc\u30bf\u306f\u3042\u304f\u307e\u3067\u3082\u500b\u4eba\u306e\u504f\u898b\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093HI\u3002\u3000\u7121\u97ff\u5ba4\u3067\u3084\u3063\u305f\u308f\u3051\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u53c2\u8003\u3068\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u65e5\u3082ICOM\u306e4\u53f0\u306e\u30ea\u30b0\u3067\u6bd4\u8f03\u8a66\u9a13\u3092\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002\u3000\u5185\u5bb9\u306fWaveSpectra\u3092\u7528\u3044\u305f\u97f3\u58f0\u5468\u6ce2\u6570\u3067\u306e\u30b9\u30da\u30af\u30c8\u30e9\u30e0\u6bd4\u8f03\u3067\u3059\u3002 \u6628\u65e5\u306fSSB\u306e\u97f3\u58f0\u3092\u6bd4\u8f03\u3057\u307e\u3057\u305f\u304c\u3001\u4eca\u65e5\u306f\u3001\u307e\u305a\u306fCW\u306b\u304a\u3044\u3066\u3001\u5185\u8535\u30b9\u30d4\u30fc\u30ab\u30fc\u3092\u4f7f\u3063\u305f\u5834\u5408 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