金博宝网站-楂樹环鍥炴敹RS缃楀痉淇″彿鍙戠敓鍣⊿FC-U 鈥
DAB鏄户AM銆丗M浼犵粺妯℃嫙骞挎挱涔嬪悗鐨勭san浠e箍鎾暟瀛椾俊鍙峰箍鎾紝瀹冪殑鍑虹幇鏄箍鎾妧鏈殑涓鍦洪潻鍛姐傛暟瀛楀箍鎾叿鏈夋姉鍣0銆佹姉骞叉壈銆佹姉鐢垫尝浼犳挱琛拌惤銆侀傚悎楂橀熺Щ鍔ㄦ帴鏀剁瓑绛変紭鐐广傚畠鎻愪緵CD绾х殑绔嬩綋澹伴煶璐ㄩ噺锛屼俊鍙峰嚑涔庨浂澶辩湡锛屽彲杈惧埌姘存櫠鑸忔槑鐨勫彂鐑х骇鎾嚭闊宠川锛岀壒鍒傚悎鎾嚭鍙ゅ吀闊充箰銆佷氦鍝嶉煶涔愩佹祦琛岄煶涔愮瓑锛屾瀬鍏跺彈鍒颁笓涓氶煶涔愪汉銆侀煶涔愬彂鐑у弸鍜岄煶鍝嶅彂鐑у弸鐨勮拷鎹э紒鑰屼笖鍦ㄤ竴瀹氳寖鍥村唴涓嶅彈澶氶噸璺緞骞叉壈褰卞搷锛屼互淇濊瘉鍥哄畾銆佹惡甯﹀強绉诲姩鎺ユ敹涔嬮珮璐ㄩ噺銆侱AB鏁板瓧骞挎挱鑷粠1920骞寸編鍥藉尮鍏瑰牎鐨凨DKA骞挎挱鐢靛彴姝e紡寮鎾紝灞曞紑鍏ㄤ笘鐣岀殑骞挎挱鍙蹭互鍚庯紝闅忕潃绉戞妧鐨勮繘姝ュ強浜虹被杩芥眰鏇撮珮鐨勭敓娲诲搧璐紝绉戝瀹朵滑灏变笉鏂湴鍦ㄧ爺绌跺浣曟敼鍠勫箍鎾煶璐ㄣ佹彁楂樺箍鎾殑鏈嶅姟鍝佽川銆80骞翠唬濮嬶紝鐢变簬鏁板瓧绉戞妧鐨勬棩鏂版湀寮傦紝鏃犵嚎鐢靛箍鎾妧鏈繘鍏ヤ簡闈╁懡鎬х殑鏁板瓧骞挎挱鎶鏈椂浠c DAB鏁板瓧骞挎挱鏄敱12涓垚鍛樼粍鎴愮殑鍗忎細钁楀悕鐨凟UREKA-147寮鍙戣捣鏉ョ殑锛岀郴缁焭ui鍒濈殑鍚嶇О鏄暟瀛楅煶棰戝箍鎾紙DAB锛夛紝鑰屼笖涓鐩磋鐢ㄤ綔鍖哄垎鐪熸鐨凞AB骞挎挱涓庡叾浠栭煶棰戝箍鎾殑鏍囧噯銆1994骞达紝Eureka-147琚浗闄呮爣鍑嗛噰鐢紝浠婂ぉ锛屼笘鐣屽ぇ閮ㄥ垎鍦板尯涓嶆槸瀹炵幇浜嗚繖涓爣鍑嗗氨鏄鍦ㄦ祴璇曡繖涓爣鍑嗐傚瓨鍦ㄥ紓璁殑鍙湁淇″鍗槦鏁板瓧骞挎挱鍜岄珮娓呮櫚骞挎挱鐨勭編鍥戒互鍙婇夋嫨鏂扮殑骞挎挱鏍煎紡浼犻佹柟娉曠殑鏃ユ湰銆傜洰鍓嶄笘鐣屼笂DAB绯荤粺涔嬪彂灞曞ぇ鑷村彲鍒嗕负锛屾瑙凟ureka-147銆佺編鍥絀BOC锛圛n-Band On-Channel锛夊強娉曞浗DRM锛圖igital Radio Mondiale锛夛紝杩樻湁閮ㄤ唤鍥藉鑷鍙戝睍DAB绯荤粺锛岃屾垜鍥界洰鍓嶈瘯鎾噰鐢‥ureka-147绯荤粺銆 鏁板瓧骞挎挱鏄敱鍗曚竴棰戠巼妯″潡缁勬垚銆傞氳繃澶嶇敤鍙互浼犻佺珛浣撳0鎴栧崟澹扮殑骞挎挱锛岃繕鍙紶閫佹枃鏈拰鏁版嵁銆傚湪鑻卞浗锛岃嫳鍥.閫氫俊琛屼笟鍗忎細鍦217.5-230.0 MHz鐨勯璋变腑鍒嗛厤浜嗕竷涓鐢ㄥ櫒銆傚畠鍏佽鍦ㄤ竴涓鐜囦腑杩愯浇鏇村鐨勬湇鍔★紝鍙互鏇存湁鏁堝湴鍒╃敤棰戣氨銆傝繖涓璋卞湪鑻卞浗琚О涓築and III銆備竴浜涘浗瀹朵篃浣跨敤Band III杩涜DAB骞挎挱锛屼絾鏇村鐨勫浗瀹跺凡缁忎娇鐢˙and III杩涜妯℃嫙鐢佃鍙戦侊紝棰戠巼浠1228MHz鍒1575 Hz鍙仛L band鐨勯珮棰慏AB鏁板瓧骞挎挱銆傝繖浜涢鐜囦篃閫氳繃浜洪犲崼鏄熷簲鐢ㄥ埌骞挎挱鏈嶅姟銆傚湪寰峰浗DAB鏁板瓧骞挎挱浣跨敤Band III鍜孡 Band锛岃屽姞鎷垮ぇ鍙娇鐢↙ Band銆傛墍浠ワ紝濡傛灉浣犲湪鑻卞浗璐拱涓涓帴鏀舵満锛屽畠鍙兘鎺ユ敹鍩轰簬Band III鐨凞AB淇″彿鑰屼笉鑳藉湪鍏跺畠鍥藉宸ヤ綔銆傚皢鏉ワ紝涓ょband鐨勬帴鏀舵満鍙互鍦ㄤ换浣曞湴鏂逛娇鐢ㄣ
RS缃楀痉淇″彿鍙戠敓鍣⊿FC-U 璁捐绱у噾鍙潬锛屾槸鍚屾。娆′骇鍝佷腑zui杞讳究涓斿姛鑳藉己澶х殑淇″彿鍙戠敓鍣紝灏ゅ叾閫傜敤浜庣敓浜х嚎娴嬭瘯绯荤粺鐨勫簲鐢ㄥ拰缁勫缓涓ぎ淇″彿婧愶紝渚挎惡澶栧満娴嬭瘯绛夈 SFC-U鏄竴绉嶇粡娴庡瀷澶氭爣鍑嗕俊鍙锋簮锛屽彲涓烘墍鏈夌殑鏁板瓧鍜屾ā鎷熺數瑙嗐侀煶棰戝箍鎾爣鍑嗘彁渚涘疄鏃剁紪鐮併係FC-U鏄竴绉峌SB璁惧锛屽彲涓嶱C缁撳悎浣跨敤銆傛敮鎸乁SB渚涚數锛岃交渚垮潥鍥猴紝鍏朵究鎼鸿璁¢傚悎杞欢璋冭瘯锛屾垨鑰呭嚭宸伐浣滀娇鐢ㄣ
鏈叕鍙 金博宝网站-楂樹环鍥炴敹RS缃楀痉淇″彿鍙戠敓鍣⊿FC-U
涓昏鐗圭偣锛
楂樼簿搴﹁皟鍒跺櫒MER40dB
VHF鍜孶HF棰戠巼鑼冨洿锛屽彲楂樿揪3GHz
鐢靛钩鑼冨洿0dBm锝31.5dBm锛屽彲杈110dBm
浼犻佹祦鎾斁鍣ㄥ拰闊/瑙嗛鍙戠敓鍣
鍔犳ч珮鏂櫧鍣煶(AWGN)鍙戠敓鍣
鐗规э細RSSFC-U锛氬嵆鎻掑嵆鐢ㄧ敓鎴愭祴璇曚俊鍙
鏂逛究鑰岀伒娲
鐢ㄤ簬杞欢寮鍙戠殑瀹炵敤宸ュ叿
鎺ユ敹鏈烘祴璇曞叿鏈夊緢楂樹俊鍙疯川閲
鍙彁渚涘疄鏃剁紪鐮
鏈夌嚎銆佸崼鏄熷拰鍦伴潰鐢佃鐨勬暟瀛楀拰妯℃嫙鏍囧噯
鍦伴潰锛欴VB-T2銆丏VB-T銆丏VB-H銆丏TMB銆丆MMB銆乀-DMB銆両SDB-T銆両SDB-TB銆丄TSC/8VSB銆丄TSC-M/H銆丮ediaFLO
鏈夌嚎锛欴VB-C2銆丏VB-C銆丣.83/B銆両SDB-C
鍗槦锛欴VB-S2銆丏VB-S銆丏IRECTV
妯℃嫙鐢佃锛欱/G銆丏/K銆両銆丮/N銆丩
鏁板瓧鍜屾ā鎷熼煶棰戝箍鎾爣鍑
DAB銆丏AB+銆両SDB-TSB銆丄M/FM/RDS
瀹炴椂淇″彿鐢熸垚鍜岀紪鐮
鍙綔涓鸿蒋浠堕変欢鎻愪緵鍏跺畠鏍囧噯
闆嗘垚鍩哄甫淇″彿婧
浼犻佹祦鎾斁鍣
妯℃嫙闊/瑙嗛鍙戠敓鍣
鏁板瓧鐢佃鍜岄煶棰戝箍鎾爣鍑嗕紶閫佹祦搴
妯℃嫙鐢佃鐨勬祴璇曟ā寮忓簱
鐢ㄤ簬涓撲笟搴旂敤鐨勯檮鍔犲姛鑳
闆嗘垚鍔犳ч珮鏂櫧鍣煶鍙戠敓鍣
ASI浼犻佹祦杈撳叆
鏁板瓧I/Q杈撳叆
1pps鍚屾
10MHz鍙傝冭緭鍏
鈥