{"id":30,"date":"2014-01-23T07:54:15","date_gmt":"2014-01-23T07:54:15","guid":{"rendered":"http:\/\/lifesea.org\/120years\/?p=30"},"modified":"2016-07-03T16:22:53","modified_gmt":"2016-07-03T16:22:53","slug":"the-audion-pianolee-de-forestusa1915","status":"publish","type":"post","link":"https:\/\/lifesea.org\/120years\/the-audion-pianolee-de-forestusa1915\/","title":{"rendered":"1915\u5e74\uff1a\u201cAudion Piano\u201d \u3001 Audio Oscillator [\u7f8e\u56fd]Lee De Forest"},"content":{"rendered":"<div id=\"attachment_482\" style=\"width: 898px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/audion_piano.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-482\" class=\"wp-image-482 size-full\" src=\"http:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/audion_piano.png\" alt=\"\u300a\u7535\u5b66\u5b9e\u9a8c\u5bb6\u300b\uff08The Electrical Experimenter\uff09\u6742\u5fd71915\u5e7412\u6708\u520a\u4e0a\u8f7d\u6587\u7ae0\u300a\u5f53\u4e09\u6781\u7ba1\u6210\u4e3a\u7eaf\u51c0\u4e50\u97f3\u7684\u97f3\u6e90\u300b\u914d\u56fe\" width=\"888\" height=\"692\" srcset=\"https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/audion_piano.png 888w, https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/audion_piano-300x234.png 300w\" sizes=\"auto, (max-width: 888px) 100vw, 888px\" \/><\/a><p id=\"caption-attachment-482\" class=\"wp-caption-text\">\u300a\u7535\u5b66\u5b9e\u9a8c\u5bb6\u300b\uff08The Electrical Experimenter\uff09\u6742\u5fd71915\u5e7412\u6708\u520a\u4e0a\u8f7d\u6587\u7ae0\u300a\u5f53\u4e09\u6781\u7ba1\u6210\u4e3a\u7eaf\u51c0\u4e50\u97f3\u7684\u97f3\u6e90\u300b\uff08Audion Bulbs as Producers of Pure Musical Tones\uff09\u914d\u56fe<br \/> \u4e0b\u65b9\u56fe\u6ce8\u5185\u5bb9\uff1a\u4e09\u6781\u7ba1\u7434\u53ef\u80fd\u5728\u4e0d\u8fdc\u7684\u5c06\u6765\u51ed\u501f\u4ed6\u90a3\u65e0\u53ef\u4f01\u53ca\u7684\u7eaf\u51c0\u58f0\u97f3\u7ed9\u5927\u5bb6\u5e26\u6765\u6b22\u4e50\uff1b\u73b0\u5df2\u53d1\u552e\uff0c\u53ef\u771f\u5b9e\u5730\u6a21\u4eff\u5404\u7c7b\u4ea4\u54cd\u4e50\u56e2\u3002<\/p><\/div>\n<p>&nbsp;<\/p>\n<p><em>1915\u5e74\uff1a\u201c\u4e09\u6781\u7ba1\u7434\u201d\u548c\u97f3\u9891\u632f\u8361\u5668\uff08\u7f8e\u56fd\uff09<\/em><\/p>\n<p><span style=\"line-height: 1.5em;\">\u674e\u00b7\u5fb7\u00b7\u5f17\u96f7\u65af\uff08Lee De Forest\uff09\u81ea\u5c01\u4e3a\u201c\u65e0\u7ebf\u7535\u4e4b\u7236\u201d\uff081950\u5e74\u81ea\u4f20\u9898\uff09\uff0c\u662f\u4e00\u4f4d\u53d1\u660e\u5bb6\uff0c\u6301\u6709300\u591a\u9879\u4e13\u5229\u3002\u4ed6\u57281906\u5e74\u53d1\u660e\u7684\u4e09\u6781\u7535\u5b50\u7ba1\uff0c\u4e0e\u7ea6\u7ff0\u00b7A\u00b7\u5f17\u83dc\u660e\uff08John A. Fleming\uff09\u7684\u4e8c\u6781\u7ba1\u76f8\u6bd4\uff0c\u5728\u654f\u611f\u6027\u4e0a\u6709\u4e86\u5f88\u5927\u6539\u8fdb\u3002<\/span><\/p>\n<p><span style=\"line-height: 1.5em;\">\u5f17\u96f7\u65af\u4e09\u6781\u7ba1\u5728\u53d1\u660e\u6700\u521d\u7acb\u5373\u88ab\u65b0\u5174\u7684\u65e0\u7ebf\u7535\u9886\u57df\u6240\u4f7f\u7528\uff0c\u5f17\u96f7\u65af\u672c\u4eba\u5c31\u662f\u65e0\u7ebf\u7535\u7684\u63a8\u5e7f\u8005\u4e4b\u4e00\u3002\u4ed6\u53d1\u73b0\uff0c\u4e09\u6781\u7ba1\u53ef\u4ee5\u7ecf\u7531\u201c\u5916\u5dee\u4f5c\u7528\u201d\uff08heterodyning\uff09\u6216\u62cd\u9891\u6280\u672f\uff08beat frequency\uff09\u4ea7\u751f\u53ef\u542c\u97f3\uff1a\u62cd\u9891\u6280\u672f\u6307\u901a\u8fc7\u4e24\u4e2a\u9ad8\u9891\u4fe1\u53f7\u4ea7\u751f\u76f8\u5bf9\u8f83\u4f4e\u9891\u7387\u7684\u3001\u53ef\u542c\u97f3\u9891\u7387\u5185\u7684\u58f0\u97f3\u3002\u4e0d\u7ecf\u610f\u95f4\uff0c\u5f17\u96f7\u65af\u53d1\u660e\u4e86\u7b2c\u4e00\u79cd\u771f\u6b63\u7684\u97f3\u9891\u632f\u8361\u5668\uff0c\u4e3a\u4ed6\u65e5\u540e\u5728\u7535\u5b50\u4e50\u5668\u3001\u7535\u5b50\u97f3\u4e50\u9886\u57df\u7684\u524d\u8fdb\u5960\u5b9a\u4e86\u57fa\u7840\u3002<\/span><\/p>\n<div id=\"attachment_483\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/DeForest-Single-Wing-Audion-c.1912-Tantalum-Filaments.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-483\" class=\"wp-image-483 size-full\" src=\"http:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/DeForest-Single-Wing-Audion-c.1912-Tantalum-Filaments.jpg\" alt=\"\u674e\u00b7\u5fb7\u00b7\u5f17\u96f7\u65af\u7684\u4e09\u6781\u7ba1\uff081906\uff09\" width=\"800\" height=\"572\" srcset=\"https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/DeForest-Single-Wing-Audion-c.1912-Tantalum-Filaments.jpg 800w, https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/DeForest-Single-Wing-Audion-c.1912-Tantalum-Filaments-300x215.jpg 300w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><p id=\"caption-attachment-483\" class=\"wp-caption-text\">\u674e\u00b7\u5fb7\u00b7\u5f17\u96f7\u65af\u7684\u4e09\u6781\u7ba1\uff081906\uff09<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>1915\u5e74\uff0c\u5f17\u96f7\u65af\u5c06\u5916\u5dee\u6548\u5e94\u5e94\u7528\u5728\u4e00\u53f0\u8bd5\u9a8c\u4e50\u5668\u4e0a\uff0c\u5e76\u5c06\u8fd9\u53f0\u4e50\u5668\u547d\u540d\u4e3a\u201c\u4e09\u6781\u7ba1\u7434\u201d\u3002\u8fd9\u53f0\u4e50\u5668\u662f\u5728\u4ed61907\u5e74\u5b9e\u9a8c\u7684\u57fa\u7840\u4e0a\u5236\u9020\u7684\uff0c\u662f\u4e16\u754c\u4e0a\u7b2c\u4e00\u53f0\u7535\u5b50\u7ba1\u4e50\u5668\u3002\u4ece\u6b64\u4ee5\u540e\uff0c\u5230\u6676\u4f53\u7ba1\u51fa\u73b0\u4e4b\u524d\u768450\u591a\u5e74\u95f4\uff0c\u8fd9\u53f0\u4e50\u5668\u4e3a\u7edd\u5927\u591a\u6570\u7535\u5b50\u4e50\u5668\u5960\u5b9a\u4e86\u6280\u672f\u57fa\u7840\u3002<\/p>\n<p>\u4e09\u6781\u7ba1\u7434\u4f7f\u7528\u5355\u6392\u952e\u6f14\u594f\uff0c\u6bcf\u4e2a\u516b\u5ea6\u4f7f\u7528\u4e00\u4e2a\u4e09\u6781\u7ba1\uff0c\u6bcf\u4e2a\u4e09\u6781\u7ba1\u7531\u4e00\u7ec4\u952e\u76d8\u63a7\u5236\uff0c\u56e0\u800c\u6bcf\u4e2a\u516b\u5ea6\u5185\u53ef\u4ee5\u6f14\u594f\u4e00\u4e2a\u5355\u97f3\u3002\u8fd9\u53f0\u4e50\u5668\u7684\u97f3\u9891\u4fe1\u53f7\u7ecf\u7531\u4e00\u7cfb\u5217\u7535\u5bb9\u548c\u7535\u963b\u5904\u7406\uff0c\u53ef\u4ea7\u751f\u591a\u6837\u590d\u6742\u7684\u97f3\u8272\uff1b\u58f0\u97f3\u901a\u8fc7\u653e\u7f6e\u5728\u5ba4\u5185\u56db\u5468\u7684\u626c\u58f0\u5668\u4f20\u51fa\uff0c\u56e0\u800c\u53ef\u4ee5\u4ea7\u751f\u65b0\u9896\u7684\u7a7a\u95f4\u6548\u679c\u3002\u5f17\u96f7\u65af\u66fe\u8ba1\u5212\u5728\u4e4b\u540e\u578b\u53f7\u7684\u4e09\u6781\u7ba1\u7434\u4e2d\uff0c\u7ed9\u6bcf\u4e2a\u7434\u952e\u5206\u914d\u5355\u72ec\u7684\u4e09\u6781\u7ba1\uff0c\u8fd9\u6837\u8fd9\u53f0\u4e50\u5668\u5c31\u4f1a\u6210\u4e3a\u5168\u590d\u97f3\u4e50\u5668\u2014\u2014\u81f3\u4e8e\u8fd9\u4e2a\u578b\u53f7\u7684\u4e09\u6781\u7ba1\u7434\u5230\u5e95\u6709\u6ca1\u6709\u88ab\u7814\u5236\u51fa\u6765\uff0c\u5c31\u4e0d\u4e3a\u4eba\u6240\u77e5\u4e86\u3002<\/p>\n<p>\u5f17\u91cc\u65af\u628a\u4e09\u6781\u7ba1\u7434\u63cf\u8ff0\u4e3a\u4e00\u79cd\u53ef\u91cf\u4ea7\u7684\u5546\u54c1\uff1a<\/p>\n<blockquote><p><em>\u201c\uff08\u4e09\u6781\u7ba1\u7434\u7684\uff09\u6709\u4e9b\u58f0\u97f3\u50cf\u5c0f\u63d0\u7434\u3001\u5927\u63d0\u7434\u3001\u6728\u7ba1\u97f3\u4e50\u3001\u5f31\u97f3\u94dc\u7ba1\u4e50\uff0c\u6709\u4e9b\u58f0\u97f3\u5219\u50cf\u662f\u4e9b\u4ece\u6ca1\u5728\u540c\u65f6\u4ee3\u7684\u4ea4\u54cd\u4e50\u56e2\u51fa\u73b0\u8fc7\u3001\u4eba\u8033\u4ece\u672a\u542c\u5230\u8fc7\u7684\u58f0\u97f3\u2014\u2014\u7528\u73b0\u5728\u7684\u8bdd\u6765\u8bf4\uff0c\u5c31\u662f\u90a3\u79cd\u7ecf\u5e38\u5728\u90a3\u4e9b\u75af\u5b50\u4e00\u6837\u7684\u6447\u6446\u4e50\u961f\u4e2d\u80fd\u542c\u5230\u7684\u90a3\u79cd\u8ba9\u4eba\u795e\u7ecf\u72c2\u8e81\u7684\u566a\u97f3\u3002\u8fd9\u4e9b\u58f0\u97f3\u8ba9\u6211\u7ed9\u8fd9\u90e8\u65b0\u4e50\u5668\u547d\u540d\u4e3a\u201c\u542c\u7b52\u72c2\u9b54\u201d\uff08Squawk-a-phone\uff09\u2026\u2026\u8981\u8c03\u6574\u4e50\u5668\u97f3\u8c03\u5341\u5206\u7b80\u5355\uff0c\u6539\u53d8\u7535\u8def\u7684\u7535\u5bb9\u548c\u7535\u611f\u5c31\u53ef\u4ee5\u8f7b\u6613\u5b9e\u73b0\uff0c\u56e0\u4e3a\u8fd9\u5c31\u662f\u6ed1\u52a8\u63a8\u5b50\u3001\u62e7\u62e7\u7535\u5bb9\u5668\u65cb\u94ae\u7684\u4e8b\u60c5\u3002\u5b9e\u9645\u4e0a\uff0c\u53ea\u8981\u628a\u624b\u6307\u653e\u5728\u7535\u8def\u7684\u67d0\u4e9b\u4f4d\u7f6e\u4e0a\uff0c\u97f3\u8c03\u5c31\u4f1a\u6539\u53d8\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u83b7\u5f97\u8be1\u5f02\u6216\u662f\u7f8e\u5999\u7684\u58f0\u97f3\u3002\u201d<\/em><\/p><\/blockquote>\n<p>(Lee De Forest\u2019s Autobiography \u201cThe Father Of Radio\u201d)<\/p>\n<p>1915\u5e74\u7684\u4e00\u5219\u62a5\u9053\u63d0\u5230\u4e86\u4e00\u573a\u4e3a\u56fd\u5bb6\u7535\u6c14\u7167\u660e\u534f\u4f1a\uff08National\u00a0Electric Light Association\uff09\u4e3e\u529e\u7684\u97f3\u4e50\u4f1a\uff0c\u8fd9\u5219\u62a5\u9053\u5982\u662f\u8bf4\uff1a<\/p>\n<blockquote><p><em>\u201c\u5f17\u91cc\u65af\u4e0d\u4ec5\u4ee5\u65e0\u7ebf\u65b9\u5f0f\u63a5\u6536\u5230\u4e86\u4ece\u8fdc\u5904\u4f20\u6765\u7684\u4e09\u6781\u7ba1\u7684\u4e50\u97f3\uff0c\u8fd8\u901a\u8fc7\u6309\u4e0b\u6309\u94ae\u7684\u65b9\u5f0f\u521b\u9020\u4e86\u7b1b\u5b50\u3001\u63d0\u7434\u548c\u5c0f\u9e1f\u6b4c\u5531\u7684\u58f0\u97f3\u3002\u58f0\u97f3\u7684\u97f3\u8272\u548c\u97f3\u91cf\u662f\u901a\u8fc7\u7535\u963b\u548c\u7535\u611f\u7ebf\u5708\u63a7\u5236\u7684\u2026\u2026\u5f53\u8868\u6f14\u8005\u628a\u624b\u6307\u653e\u5728\u9707\u52a8\u7684\u7434\u5f26\u4e0a\u6765\u56de\u6ed1\u52a8\u65f6\uff0c\u4f60\u4e00\u5b9a\u542c\u5230\u4e86\u6765\u81ea\u590f\u5a01\u5937\u5c24\u514b\u91cc\u91cc\u90a3\u5947\u5999\u800c\u4f24\u611f\u7684\u65cb\u5f8b\uff1b\u73b0\u5728\uff0c\u8fd9\u79cd\u7eaf\u719f\u6f14\u594f\u4e2d\u542c\u5230\u7684\u3001\u4ee4\u4eba\u5f02\u5e38\u6109\u5feb\u7684\u58f0\u6548\uff0c\u53ef\u4ee5\u7528\u4e09\u6781\u7ba1\u6765\u521b\u9020\u3002\u201d<\/em><\/p><\/blockquote>\n<div id=\"attachment_484\" style=\"width: 670px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/Audion_vacuum_tube_advertisement1.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-484\" class=\"size-large wp-image-484\" src=\"http:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/Audion_vacuum_tube_advertisement1-1024x694.png\" alt=\"\u5f17\u91cc\u65af\u65e0\u7ebf\u8bbe\u5907\u7684\u5e7f\u544a\" width=\"660\" height=\"447\" srcset=\"https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/Audion_vacuum_tube_advertisement1-1024x694.png 1024w, https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/Audion_vacuum_tube_advertisement1-300x203.png 300w, https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/Audion_vacuum_tube_advertisement1.png 1108w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><p id=\"caption-attachment-484\" class=\"wp-caption-text\">\u5f17\u91cc\u65af\u65e0\u7ebf\u8bbe\u5907\u7684\u5e7f\u544a<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>\u540e\u6765\uff0c\u5f17\u91cc\u65af\u8fd9\u4f4d\u4e0d\u5026\u7684\u65e0\u7ebf\u7535\u5148\u950b\uff0c\u5728\u7ebd\u7ea6\u56db\u5904\u5c55\u793a\u4ed6\u7684\u4e50\u5668\uff0c\u540c\u65f6\u4e3a\u4ed6\u7684\u65e0\u7ebf\u7535\u79d1\u6280\u7b79\u63aa\u8d44\u91d1\u3002\u8fd9\u4e9b\u884c\u4e3a\u65f6\u5e38\u906d\u81f4\u540c\u50da\u7684\u6279\u8bc4\u548c\u5632\u7b11\uff0c\u6700\u7ec8\u5bfc\u81f4\u4e86\u4e00\u573a\u77e5\u540d\u7684\u8bc9\u8bbc\u2014\u2014\u5f17\u91cc\u65af\u88ab\u63a7\u4e3a\u4e00\u5df1\u79c1\u5229\u800c\u6b3a\u9a97\u516c\u4f17\uff1a<\/p>\n<blockquote><p><em>\u201c\u5f17\u91cc\u65af\u66fe\u5728\u591a\u5bb6\u62a5\u7eb8\u79c1\u81ea\u58f0\u79f0\uff0c\u5728\u5f88\u591a\u5e74\u4ee5\u524d\uff0c\u4eba\u4eec\u5c31\u53ef\u4ee5\u628a\u4eba\u751f\u4f20\u8f93\u5230\u5927\u897f\u6d0b\u7684\u53e6\u4e00\u8fb9\u3002\u7531\u4e8e\u8fd9\u4e9b\u8352\u8c2c\u3001\u6545\u610f\u8bef\u5bfc\u4eba\u7684\u8bdd\uff0c\u53d7\u5230\u8ff7\u60d1\u7684\u4eba\u4eec\u2026\u2026\u88ab\u8bf4\u670d\uff0c\u5e76\u53bb\u8d2d\u4e70\u4ed6\u516c\u53f8\u7684\u80a1\u7968\u3002\u201d<\/em><\/p><\/blockquote>\n<div id=\"attachment_485\" style=\"width: 670px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/199613013.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-485\" class=\"size-large wp-image-485\" src=\"http:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/199613013-814x1024.jpg\" alt=\"\u674e\u00b7\u5fb7\u00b7\u5f17\u91cc\u65af\uff0c1873.8.26\uff0c\u7231\u8377\u534e\u5dde\u5eb7\u745f\u5c14\u5e03\u62c9\u592b\u65af\uff08Council Bluffs\uff09 - 1961.6.30\" width=\"660\" height=\"830\" srcset=\"https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/199613013-814x1024.jpg 814w, https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/199613013-238x300.jpg 238w, https:\/\/lifesea.org\/120years\/wp-content\/uploads\/2014\/01\/199613013.jpg 1192w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/><\/a><p id=\"caption-attachment-485\" class=\"wp-caption-text\">\u674e\u00b7\u5fb7\u00b7\u5f17\u91cc\u65af\uff0c1873.8.26\uff0c\u7231\u8377\u534e\u5dde\u5eb7\u745f\u5c14\u5e03\u62c9\u592b\u65af\uff08Council Bluffs\uff09 &#8211; 1961.6.30<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>\u5f17\u91cc\u65af\u66fe\u57281907\u5e74\u4e0e\u5fc3\u5b58\u7591\u8651\u7684\u6492\u8fea\u5384\u65af\u2022\u5361\u5e0c\u5c14\uff08Thadeus Cahill\uff09\u6709\u8fc7\u4e00\u6b21\u5408\u4f5c\u3002\u5f17\u91cc\u65af\u4f7f\u7528\u4ed6\u53d1\u660e\u7684\u65e0\u7ebf\u7535\u4f20\u8f93\u673a\u8f6c\u64ad\u4e86\u4e00\u573a\u7535\u4f20\u7c27\u98ce\u7434\uff08Telharmonium\uff09\u7684\u65e9\u671f\u97f3\u4e50\u4f1a\u3002\u5361\u5e0c\u5c14\u6267\u7740\u4e8e\u7535\u8bdd\u7f51\u4f20\u8f93\u7535\u5b50\u97f3\u4e50\u662f\u5bfc\u81f4\u7535\u4f20\u7c27\u98ce\u7434\u88ab\u6dd8\u6c70\u7684\u4e3b\u8981\u539f\u56e0\u4e4b\u4e00\u3002\u7535\u5b50\u7ba1\u6280\u672f\u572820\u4e16\u7eaa60\u5e74\u4ee3\u6676\u4f53\u7ba1\u53d1\u660e\u4e4b\u524d\uff0c\u51e0\u4e4e\u5360\u636e\u4e86\u6574\u4e2a\u7535\u5b50\u4e50\u5668\u8bbe\u8ba1\u9886\u57df\u3002\u4e09\u6781\u7ba1\u653e\u5927\u5668\u4e5f\u4f7f\u7535\u5b50\u4e50\u5668\u5f97\u4ee5\u4ece\u7535\u8bdd\u7ebf\u7684\u7262\u7b3c\u4e2d\u51fa\u6765\u2014\u2014\u5728\u8fd9\u4ee5\u524d\uff0c\u7535\u5b50\u4e50\u5668\u53ea\u80fd\u4f9d\u9760\u7535\u8bdd\u7ebf\u8def\u653e\u5927\u4fe1\u53f7\u3002<\/p>\n<hr \/>\n<p>\u53c2\u8003\u8d44\u6599\uff1a<\/p>\n<div id=\"source\"><\/div>\n<p id=\"source\">Lee De Forest \u201cFather Of Radio\u201d (Autobiography).<\/p>\n<p>Wireless: From Marconi\u2019s Black-Box to the Audion (Transformations: Studies in the History of Science and Technology) 2001 author(s) Sungook Hong<\/p>\n<p>Lee de Forest: King of Radio, Television, and Film 2012. Mike Adams (auth.).<\/p>\n<p>Theremin: Ether Music and Espionage.\u00a0By Albert Glinsky<\/p>\n<p>Electronic Music.\u00a0Nicholas Collins, Margaret Schedel, Scott Wilson<\/p>\n<p>Media Parasites in the Early Avant-Garde: On the Abuse of Technology and Communication. Arndt Niebisch 2012<\/p>\n<p>Electric Relays: Principles and Applications.\u00a0Vladimir Gurevich<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; 1915\u5e74\uff1a\u201c\u4e09\u6781\u7ba1\u7434\u201d\u548c\u97f3\u9891\u632f\u8361\u5668\uff08\u7f8e\u56fd\uff09 \u674e\u00b7\u5fb7\u00b7\u5f17\u96f7\u65af\uff08Le [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-30","post","type-post","status-publish","format-standard","hentry","category-1900-1920","dwtl normal"],"_links":{"self":[{"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/posts\/30","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/comments?post=30"}],"version-history":[{"count":9,"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/posts\/30\/revisions"}],"predecessor-version":[{"id":2585,"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/posts\/30\/revisions\/2585"}],"wp:attachment":[{"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/media?parent=30"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/categories?post=30"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifesea.org\/120years\/wp-json\/wp\/v2\/tags?post=30"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}