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鎮ㄥソ锛屾杩庝締(l谩i)鍒扮董搴�(k霉)闆诲瓙甯傚牬(ch菐ng)缍�(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺(c猫)

鑷嫊(d貌ng)澧炵泭鎺у埗
闁辫畝锛�13371鏅�(sh铆)闁擄細2011-04-25 19:03:48

銆�銆�鑷嫊(d貌ng)澧炵泭鎺у埗鏄檺骞呰几鍑虹殑涓�绋�,瀹冨埄鐢ㄧ窔鎬ф斁澶у拰澹撶府鏀惧ぇ鐨勬湁鏁堢祫鍚堝皪(du矛)鍔╂槙鍣ㄧ殑杓稿嚭淇¤櫉(h脿o)閫�(j矛n)琛岃(di脿o)鏁�銆傜暥(d膩ng)寮变俊铏�(h脿o)杓稿叆鏅�(sh铆),绶氭��鏀惧ぇ闆昏矾宸ヤ綔,淇濊瓑杓稿嚭淇¤櫉(h脿o)鐨勫挤(qi谩ng)搴�;鐣�(d膩ng)杓稿叆淇¤櫉(h脿o)閬�(d谩)鍒颁竴瀹氬挤(qi谩ng)搴︽檪(sh铆),鍟熷嫊(d貌ng)澹撶府鏀惧ぇ闆昏矾,浣胯几鍑哄箙搴﹂檷浣�銆備篃灏辨槸瑾�(shu艒),AGC鍔熻兘鍙互閫氶亷(gu貌)鏀硅畩杓稿叆杓稿嚭澹撶府姣斾緥鑷嫊(d貌ng)鎺у埗澧炵泭鐨勫箙搴︺�侫GC绱�(x矛)鍒嗙偤AGCi(杓稿叆鑷嫊(d貌ng)澧炵泭鎺у埗)鍜孉GCo(杓稿嚭鑷嫊(d貌ng)澧炵泭鎺у埗)銆�

鐩殑

銆�銆�鑻ユ帴鏀朵俊铏�(h脿o)骞疚紇~骞緈v璁婂寲,鍗充俊铏�(h脿o)寮�(qi谩ng)寮辨瘮鐐�10涓夋鏂箏10鍥涙鏂�銆�

銆�銆�璁婂寲鍘熷洜:

銆�銆�璺濋洟涓嶅悓銆侀浕鑷�(t谩i)鐧�(f膩)灏勫姛鐜囦笉鍚岋細

銆�銆�绉诲嫊(d貌ng)闆昏嚭(t谩i)銆佺煭娉俊铏�(h脿o)琛拌惤锛屽挤(qi谩ng)寮辫畩鍖栫浉灏�(du矛)绶╂參銆�

銆�銆�鍥犱俊铏�(h脿o)寮�(qi谩ng)寮辫畩鍖栧ぇ锛岃嫢鏀惧ぇ鍣ㄥ鐩婂浐瀹氾紝鍓囬�犳垚:

銆�銆�(1)浣垮悗绱�(j铆)鏀惧ぇ鍣ㄥ亸闆㈢窔鎬у崁(q奴)锛屼俊铏�(h脿o)澶辩湡锛�

銆�銆�濡�:闆昏淇¤櫉(h脿o)鐨勫悓姝ラ牠琚绺垨娑堝幓锛屼娇鍚屾澶辨帶銆傚毚(y谩n)閲嶆檪(sh铆)锛岀敘(ch菐n)鐢熷ぇ淇¤櫉(h脿o)闃诲(閫�(j矛n)鍏ユ埅姝�銆侀＝鍜屽崁(q奴))锛�

銆�銆�(2)澧炲姞娣烽牷绲勫悎闋荤巼骞叉摼鍜岄潪绶氭�э細

灏�(du矛)闆昏矾鐨勫叿楂旇姹�

銆�銆�(1)澧炵泭鎺у埗鑼冨湇澶э細

銆�銆�濡�:闆昏AGC:20~60dB銆�

銆�銆�(2)淇濇寔绯荤当(t菕ng)鑹ソ鐨勪俊鍣瘮鐗规�э細

銆�銆�(3)鎺у埗闈堟晱搴﹂珮锛�

銆�銆�濡�:闆昏AGC:-3dB浠ュ収(n猫i)銆�

銆�銆�(4)鎺у埗澧炵泭璁婂寲鏅�(sh铆)锛屽箙闋�銆佺兢鏅�(sh铆)寤剁壒鎬т笉璁�,浠ユ笡灏忎俊铏�(h脿o)澶辩湡锛�

銆�銆�(5)鎺у埗鐗规�у彈婧害褰遍熆灏�銆�

闆昏矾鑸変緥

銆�銆�1.寤ｆ挱鎺ユ敹姗�(j墨)涓殑AGC闆昏矾

寤ｆ挱鎺ユ敹姗�(j墨)涓殑AGC闆昏矾

銆�銆�2.AGC鏂瑰紡楂樼窔鎬ц(di脿o)骞�

AGC鏂瑰紡楂樼窔鎬ц(di脿o)骞�

銆�銆�3.AGC鏂瑰紡楂樼窔鎬у姛鏀�

AGC鏂瑰紡楂樼窔鎬у姛鏀�

缍韩(k霉)闆诲瓙閫�锛岄浕瀛愮煡璀�(sh铆)锛屼竴鏌ョ櫨閫�锛�

宸叉敹閷勮姊�162542鍊�(g猫)