http://network.51cto.com/art/200508/2262.htm
鏈枃緋葷粺闃愯堪浜嗙粨鏋勫寲甯冪嚎緋葷粺鐨勫熀鏈蹇靛強鍙戝睍鍘嗙▼,鍚屾椂涔熷緇撴瀯鍖栧竷綰跨郴緇熺殑嫻嬭瘯浣滀簡綆鍗曚粙緇嶃?
涓銆佺粨鏋勫寲甯冪嚎緋葷粺綆浠?/p>
闅忕潃璁$畻鏈哄拰閫氫俊鎶鏈殑椋為熷彂灞?緗戠粶搴旂敤鎴愪負浜轟滑鏃ョ泭澧為暱鐨勪竴縐嶉渶姹?緇撴瀯鍖栧竷綰挎槸緗戠粶瀹炵幇鐨勫熀紜,瀹冭兘澶熸敮鎸佹暟鎹佽瘽闊沖強鍥懼艦鍥懼儚絳夌殑浼犺緭瑕佹眰,鎴愪負鐜頒粖鍜屾湭鏉ョ殑璁$畻鏈虹綉緇滃拰閫氫俊緋葷粺鐨勬湁鍔涙敮鎾戠幆澧冦?
緇撴瀯鍖栧竷綰跨郴緇熶笌鏅鴻兘澶у帵鐨勫彂灞曠揣瀵嗙浉鍏?鏄櫤鑳藉ぇ鍘︾殑瀹炵幇鍩虹銆傛櫤鑳藉ぇ鍘﹀叿鏈夎垝閫傛с佸畨鍏ㄦс佹柟渚挎с佺粡嫻庢у拰鍏堣繘鎬х瓑鐗圭偣,涓鑸寘鎷?涓ぎ璁$畻鏈烘帶鍒剁郴緇熴佹ゼ瀹囪嚜鍔ㄦ帶鍒剁郴緇熴佸姙鍏嚜鍔ㄥ寲緋葷粺銆侀氫俊鑷姩鍖栫郴緇熴佹秷闃茶嚜鍔ㄥ寲緋葷粺銆佷繚瀹夎嚜鍔ㄥ寲緋葷粺緇撴瀯鍖栧竷綰跨郴緇熺瓑,瀹冮氳繃瀵瑰緩絳戠墿鐨勫洓涓熀鏈绱?緇撴瀯銆佺郴緇熴佹湇鍔″拰綆$悊)浠ュ強瀹冧滑鍐呭湪鑱旂郴鏈浼樺寲鐨勮璁?鎻愪緵涓涓姇璧勫悎鐞嗐佸悓鏃跺張鎷ユ湁楂樻晥鐜囩殑浼橀泤鑸掗傘佷究鍒╁揩鎹楓侀珮搴﹀畨鍏ㄧ殑鐜絀洪棿銆傜粨鏋勫寲甯冪嚎緋葷粺姝f槸瀹炵幇榪欎竴鐩爣鐨勫熀紜銆?
浜屻佺粨鏋勫寲甯冪嚎鐨勫彂灞?
緇撴瀯鍖栧竷綰跨殑鏈鍒濆疄鏂?璺濅粖宸叉湁鍗佸嚑涓勾澶淬?
1984騫?涓栫晫涓婄涓搴ф櫤鑳藉ぇ鍘︿駭鐢熴備漢浠緹庡浗鍝堢壒紱忕壒甯傜殑涓搴ф槸寮忓ぇ妤艱繘琛屾敼閫?瀵圭┖璋冦佺數姊佺収鏄庛侀槻鐏槻鐩楃郴緇熺瓑閲囩敤璁$畻鏈虹洃鎺?涓哄鎴鋒彁渚涜瘽闊抽氳銆佹枃瀛楀鐞嗐佺數瀛愪簡浠朵互鍙婃儏鎶ヨ祫鏂欑瓑淇℃伅鏈嶅姟銆傚悓鏃?澶氬鍏徃杞叆甯冪嚎棰嗗煙,浣嗗悇鍘傚涔嬮棿浜у搧鍏煎鎬у樊銆?
1985騫村垵,璁$畻鏈哄伐涓氬崗浼?CCIA)鎻愬嚭瀵瑰ぇ妤煎竷綰跨郴緇熸爣鍑嗗寲鐨勫′華,緹庡浗鐢靛瓙宸ヤ笟鍗忎細 (EIA)鍜岀編鍥界數淇″伐涓氬崗浼?TIA)寮濮嬫爣鍑嗗寲鍒跺畾宸ヤ綔銆?
1991騫?鏈?ANSI/EIA/TIA568鍗熾婂晢涓氬ぇ妤肩數淇″竷綰挎爣鍑嗐嬮棶涓?鍚屾椂,涓庡竷綰塊氶亾鍙婄┖闂淬佺鐞嗐佺數緙嗘ц兘鍙婅繛鎺ョ‖浠舵ц兘絳夋湁鍏崇殑鐩稿叧鏍囧噯涔熷悓鏃舵帹鍑恒?
1995騫村簳,EIA/TIA 568鏍囧噯姝e紡鏇存柊涓篍IA/TI A/568A,鍚屾椂,鍥介檯鏍囧噯鍖栫粍緇?ISO)鏍囧噯鍑虹浉搴旀爣鍑咺SO/IEC/IS11801銆?
鍒跺畾EIA/TIA568A鏍囧噯鍩轟簬涓嬭堪鐩殑:
涓夈佺粨鏋勫寲甯冪嚎鐨勬蹇?
1.瀹氫箟
緇撴瀯鍖栧竷綰跨郴緇熸槸涓涓兘澶熸敮鎸佷換浣曠敤鎴烽夋嫨鐨勮瘽闊熾佹暟鎹佸浘褰㈠浘鍍忓簲鐢ㄧ殑鐢典俊甯冪嚎緋葷粺銆傜郴緇熷簲鑳芥敮鎸佽瘽闊熾佸浘褰€佸浘鍍忋佹暟鎹濯掍綋銆佸畨鍏ㄧ洃鎺с佷紶鎰熺瓑鍚勭淇℃伅鐨勪紶杈?鏀寔UTP銆佸厜綰ゃ丼TP銆佸悓杞寸數緙嗙瓑鍚勭浼犺緭杞戒綋,鏀寔澶氱敤鎴峰綾誨瀷浜у搧鐨勫簲鐢?鏀寔楂橀熺綉緇滅殑搴旂敤銆?
2.鐗圭偣
緇撴瀯鍖栧竷綰跨郴緇熷叿鏈変互涓嬬壒鐐?
1)瀹炵敤鎬?鑳芥敮鎸佸縐嶆暟鎹氫俊銆佸濯掍綋鎶鏈強淇℃伅綆$悊緋葷粺絳?鑳藉閫傚簲鐜頒唬鍜屾湭鏉ユ妧鏈殑鍙戝睍;
2)鐏墊椿鎬?浠繪剰淇℃伅鐐硅兘澶熻繛鎺ヤ笉鍚岀被鍨嬬殑璁懼,濡傚井鏈恒佹墦鍗版満銆佺粓绔佹湇鍔″櫒銆佺洃瑙嗗櫒絳?
3)寮鏀炬?鑳藉鏀寔浠諱綍鍘傚鐨勪換鎰忕綉緇滀駭鍝?鏀寔浠繪剰緗戠粶緇撴瀯,濡傛葷嚎褰€佹槦褰€佺幆鍨嬬瓑;
4)妯″潡鍖?鎵鏈夌殑鎺ユ彃浠墮兘鏄Н鏈ㄥ紡鐨勬爣鍑嗕歡,鏂逛究浣跨敤銆佺鐞嗗拰鎵╁厖;
5)鎵╁睍鎬?瀹炴柦鍚庣殑緇撴瀯鍖栧竷綰跨郴緇熸槸鍙墿鍏呯殑,浠ヤ究灝嗘潵鏈夋洿澶ч渶姹傛椂,寰堝鏄撳皢璁懼瀹夎鎺ュ叆;
6)緇忔祹鎬?涓嬈℃ф姇璧?闀挎湡鍙楃泭,緇存姢璐圭敤浣?浣挎暣浣撴姇璧勮揪鍒版渶灝戙?
3.甯冪嚎緋葷粺鐨勬瀯鎴?
鎸夌収涓鑸垝鍒?緇撴瀯鍖栧竷綰跨郴緇熷寘鎷叚涓瓙緋葷粺:宸ヤ綔鍖哄瓙緋葷粺銆佹按騫蟲敮騫茬嚎瀛愮郴緇熴佺鐞嗗瓙緋葷粺銆佸瀭鐩翠富騫插瓙緋葷粺銆佽澶囧瓙緋葷粺鍜屽緩絳戠兢涓誨共瀛愮郴緇熴?
1)寤虹瓚緹や富騫插瓙緋葷粺
鎻愪緵澶栭儴寤虹瓚鐗╀笌澶фゼ鍐呭竷綰跨殑榪炴帴鐐廣侲IA/TIA569鏍囧噯瑙勫畾浜嗙綉緇滄帴鍙g殑鐗╃悊瑙勬牸,瀹炵幇寤虹瓚緹や箣闂寸殑榪炴帴銆?
2)璁懼瀛愮郴緇?
EIA/TIA569鏍囧噯瑙勫畾浜嗚澶囬棿鐨勮澶囧竷綰褲傚畠鏄竷綰跨郴緇熸渶涓昏鐨勭鐞嗗尯鍩?鎵鏈夋ゼ灞傜殑璧勬枡閮界敱鐢電紗鎴栧厜綰ょ數緙嗕紶閫佽嚦姝ゃ傞氬父,姝ょ郴緇熷畨瑁呭湪璁$畻鏈虹郴緇熴佺綉緇滅郴緇熷拰紼嬫帶鏈虹郴緇熺殑涓繪満鎴垮唴銆?
3)鍨傜洿涓誨共瀛愮郴緇?
瀹冭繛鎺ラ氳瀹ゃ佽澶囬棿鍜屽叆鍙h澶?鍖呮嫭涓誨共鐢電紗銆佷腑闂翠氦鎹㈠拰涓諱氦鎺ャ佹満姊扮粓绔拰鐢ㄤ簬涓誨共鍒頒富騫蹭氦鎹㈢殑鎺ユ彃綰挎垨鎻掑ご銆備富騫插竷綰胯閲囩敤鏄熷艦鎷撴墤緇撴瀯,鎺ュ湴搴旂鍚圗IA/TIA607瑙勫畾鐨勮姹傘?
4)綆$悊瀛愮郴緇?
姝ら儴鍒嗘斁緗數淇″竷綰跨郴緇熻澶?鍖呮嫭姘村鉤鍜屼富騫插竷綰跨郴緇熺殑鏈烘緇堢鍜?鎴栦氦鎹€?
5)姘村鉤鏀共綰垮瓙緋葷粺
榪炴帴綆$悊瀛愮郴緇熻嚦宸ヤ綔鍖?鍖呮嫭姘村鉤甯冪嚎銆佷俊鎭彃搴с佺數緙嗙粓绔強浜ゆ崲銆傛寚瀹氱殑鎷撴墤緇撴瀯涓烘槦褰㈡嫇鎵戙?
姘村鉤甯冪嚎鍙夋嫨鐨勪粙璐ㄦ湁涓夌(100嬈уUTP鐢電紗銆?50嬈уSTP鐢電紗鍙?2.5/125寰背鍏夌紗),鏈榪滅殑寤朵幾璺濈涓?0綾?闄や簡90綾蟲按騫崇數緙嗗,宸ヤ綔鍖轟笌綆$悊瀛愮郴緇熺殑鎺ユ彃綰垮拰璺ㄦ帴綰跨數緙嗙殑鎬婚暱鍙揪10綾熾?
6)宸ヤ綔鍖哄瓙緋葷粺
宸ヤ綔鍖虹敱淇℃伅鎻掑駭寤朵幾鑷崇珯璁懼銆傚伐浣滃尯甯冪嚎瑕佹眰鐩稿綆鍗?榪欐牱灝卞鏄撶Щ鍔ㄣ佹坊鍔犲拰鍙樻洿璁懼銆?
4.浠嬭川鍙婅繛鎺ョ‖浠剁殑鎬ц兘瑙勬牸
鍦ㄧ粨鏋勫寲甯冪嚎緋葷粺涓?甯冪嚎紜歡涓昏鍖呮嫭:閰嶇嚎鏋躲佷紶杈撲粙璐ㄣ侀氫俊鎻掑駭銆佹彃搴ф澘銆佺嚎妲藉拰綆¢亾絳夈?
1)浠嬭川
涓昏鏈夊弻緇炵嚎鍜屽厜綰?鍦ㄦ垜鍥戒富瑕侀噰鐢ㄦ棤灞忚斀鍙岀粸綰夸笌鍏夌紗娣峰悎浣跨敤鐨勬柟娉曘傚厜綰や富瑕佺敤浜庨珮璐ㄩ噺淇℃伅浼犺緭鍙婁富騫茶繛鎺?鎸変俊鍙蜂紶閫佹柟寮忓彲鍒嗕負澶氭ā鍏夌氦鍜屽崟妯″厜綰や袱縐?綰垮緞涓?2.5/125寰背銆傚湪姘村鉤榪炴帴涓婁富瑕佷嬌鐢ㄥ妯″厜綰?鍦ㄥ瀭鐩翠富騫蹭笂涓昏浣跨敤鍗曟ā鍏夌氦銆傜幇鍦?浣跨敤100嬈у鏃犲睆钄藉弻緇炵嚎宸叉垚涓轟竴縐嶅叡璇?瀹冨垎涓?綾匯?綾誨拰5綾諱笁縐嶃?
2)鎺ュご鍙婃彃搴?
鍦ㄦ瘡涓伐浣滃尯鑷沖皯搴旀湁涓や釜淇℃伅鎻掑駭,涓涓敤浜庤闊?涓涓敤浜庢暟鎹傛彃搴х殑綆¤剼緇勫悎涓?:1&2銆?&6銆?&5銆?&8銆?
3)灞忚斀鍗犻潪灞忚斀緋葷粺鐨勯夋嫨
鎴戝浗鍩烘湰涓婇噰鐢ㄥ寳緹庣殑緇撴瀯鍖栧竷綰跨瓥鐣?鍗充嬌鐢ㄦ棤灞忚斀鍙岀粸綰垮崄鍏夌氦鐨勬販鍚堝竷綰挎柟寮忋?
(1)灞忚斀鐨勫惈涔?
灞忚斀緋葷粺鏄負浜嗕繚璇佸湪鏈夊共鎵扮幆澧冧笅緋葷粺鐨勪紶杈撴ц兘銆傛姉騫叉壈鎬ц兘鍖呮嫭涓や釜鏂歸潰,鍗崇郴緇熸姷寰″鏉ョ數紓佸共鎵扮殑鑳藉姏鍜岀郴緇熸湰韜悜澶栨彃灝勭數紓佸共鎵扮殑鑳藉姏,瀵逛簬鍚庤?嬈ф床閫氳繃浜嗙數紓佸吋瀹規ф祴璇曟爣鍑咵MC瑙勮寖銆傚疄鐜板睆钄界殑涓鑸柟娉曟槸鍦ㄨ繛鎺ョ‖浠跺灞傚寘涓婇噾灞炲睆钄?灞備互婊ら櫎涓嶅繀瑕佺殑鐢電娉€傜幇宸叉湁STP鍙奡CTP涓ょ涓嶅悓緇撴瀯鐨勫睆钄界嚎渚涢夋嫨銆?
(2)灞忚斀緋葷粺鐨勭己闄?
A.鎺ュ湴闂
灞忚斀緋葷粺鐨勫睆钄藉眰搴旇鎺ュ湴銆傚湪棰戠巼浣庝簬 1MHz鏃?涓鐐規帴鍦板嵆鍙傚綋棰戠巼楂樹簬1MHz鏃?EMC璁や負鏈濂藉湪澶氫釜浣嶇疆鎺ュ湴銆傞氬父鐨勫仛娉曟槸鍦ㄦ瘡闅旀嘗闀垮崄鍒嗕箣涓鐨勯暱搴﹀鎺ュ湴,涓旀帴鍦扮嚎鐨勯暱搴﹀簲灝忎簬娉㈤暱鐨勫崄浜屽垎涔嬩竴銆傚鏋滄帴鍦頒笉鑹?鎺ュ湴鐢甸樆榪囧ぇ銆佹嫤鍦扮數浣嶄笉鍧囪 絳?,浼氫駭鐢熺數鍔垮樊,榪欐牱,灝嗘瀯鎴愪繚璇佸睆钄界郴緇熸ц兘鐨勬渶澶ч殰紕嶅拰闅愭偅銆?
B.緋葷粺鏁翠綋鎬?
灞忚斀鐢電紗涓嶈兘鍐沖畾緋葷粺鐨勬暣浣揈MC鎬ц兘銆傚睆钄界郴緇熺殑鏁翠綋鎬у彇鍐充簬緋葷粺涓渶寮辯殑鍏冨櫒浼傚璺蟲帴闈㈡澘銆佽繛鎺ュ櫒淇℃伅鍙c佽澶囩瓑銆傚洜姝?鑻ュ睆钄界嚎鍦ㄥ畨瑁呰繃紼嬩腑鍑虹幇琚紳,鍒欐瀯鎴愬瓙灞忚斀緋葷粺涓渶鍗遍櫓鐨勭幆鑺傘?
C.灞忓箷瀛愭祦鐨勬姉騫叉壈鎬ц兘
灞忚斀緋葷粺鐨勫睆钄藉眰騫朵笉鑳戒綆寰¢鐜囪緝浣庣殑鍣0,鍦ㄤ綆棰戞椂,灞忚斀緋葷粺鐨勫櫔闊寵嚦灝戜笌闈炲睆钄界郴緇熶竴鏍楓?
鑰屼笖,鐢變簬灞忚斀寮?鑺ā鍧楁彃澶存棤緇熶竴鏍囧噯,鏃犵幇鍦烘祴璇曞睆钄芥湁鏁堢▼搴忕殑鏂規硶絳夊師鍥?浜轟滑涓鑸笉閲囩敤灞忚斀鍙岀粸綰褲?
鍥涖佸竷綰挎祴璇?
灞鍩熺綉鐨勫畨瑁呬粠鐢電紗寮濮?鐢電紗鏄暣涓綉緇滅郴緇熺殑鍩虹銆傚緇撴瀯鍖栧竷綰跨郴緇熺殑嫻嬭瘯,瀹炶川涓婂氨鏄綰跨紗鐨勬祴璇曘傛嵁緇熻,綰︽湁涓鍗婁互涓婄殑緗戠粶鏁呴殰涓庣數緙嗘湁鍏?鐢電紗鏈韓鐨勮川閲忓強鐢電紗瀹夎鐨勮川閲忛兘鐩存帴褰卞搷鍒扮綉緇滆兘鍚﹀仴搴峰湴榪愯銆傝屼笖,綰跨紗涓涓旀柦宸ュ畬姣?鎯寵緇存姢寰堝洶闅俱?
鐜板湪,鏅亶閲囩敤5綾繪棤灞忚斀鍙岀粸綰垮畬鎴愮粨鏋勫寲甯冪嚎銆傜敤鎴峰綋鍓嶇殑搴旂敤鐜澶у浣撶幇鍦?0M緗戠粶鍩虹涓?鍥犳,鏈夊繀瑕佸緇撴瀯鍖栧竷綰跨郴緇熺殑鎬ц兘榪愯嫻嬭瘯,浠ヤ繚璇佸皢鏉ュ簲鐢ㄣ?
瀵逛簬鐢電紗鐨勬祴璇?涓鑸伒寰?闅忚闅忔祴"鐨勫師鍒欍傛牴鎹甌SB67鐨勫畾涔?鐜板満嫻嬭瘯涓鑸寘鎷?鎺ョ嚎鍥俱侀摼璺暱搴︺佽“鍑忓拰榪戠涓叉壈(NEXT)絳夊嚑閮ㄥ垎銆?
1.鎺ョ嚎鍥?
榪欎竴嫻嬭瘯楠岃瘉閾捐礬鐨勬紜繛鎺ャ傚畠涓嶄粎鏄竴涓畝鍗曠殑閫昏緫榪炴帴嫻嬭瘯,鑰屼笖瑕佺‘璁ら摼璺竴绔殑姣忎竴涓拡涓庡彟涓绔浉搴旂殑閽堣繛鎺?鍚屾椂,瀵逛覆緇曢棶棰樿繘琛屾祴璇?鍙戠幇闂騫跺強鏃舵洿姝c備繚璇佺嚎瀵規紜粸鎺ユ槸闈炲父閲嶈鐨勬祴璇曢」鐩?
2.閾捐礬闀垮害
鏍規嵁T1A/E1A606鏍囧噯鐨勮瀹?姣忎竴鏉¢摼璺暱搴﹂兘搴旇褰曞湪綆$悊緋葷粺涓傞摼璺殑闀垮害鍙互鐢ㄧ數瀛愰暱搴︽祴閲忔潵浼扮畻,鐢靛瓙闀垮害嫻嬮噺鏄熀浜庨摼璺殑浼犺緭寤惰繜鍜岀數緙嗙殑NVP鍊兼潵瀹炵幇鐨勩傜敱浜?NVP鍏鋒湁10%鐨勮宸?鍦ㄦ祴閲忎腑搴旇冭檻紼沖畾鍥犵礌銆?
3.琛板噺
琛板噺鏄部閾捐礬鐨勪俊鍙鋒崯澶辯殑嫻嬮噺銆傝“鍑忛殢棰戠巼鐨勫彉鍖栬屽彉鍖?鎵浠ュ簲嫻嬮噺搴旂敤鑼冨洿鍐呯殑鍏ㄩ儴棰戠巼涓婄殑琛板噺,涓鑸闀挎渶澶т負1MHz銆?
TSB-67瀹氫箟浜嗕竴涓摼璺“鍑忕殑鍏紡,騫剁粰浜嗕簡涓ょ嫻嬮噺妯″紡鐨勮“鍑忓厑璁稿艱〃銆傚畠瀹氫箟浜嗗湪20鈩冩椂鐨勫厑璁稿箋?
4.榪戠涓叉壈(NEXT)鎹熻?
NEXT鎹熻楁槸嫻嬮噺鍦ㄤ竴鏉¢摼璺腑浠庝竴瀵圭嚎瀵瑰彟涓瀵圭嚎鐨勪俊鍙瘋﹀悎,涔熷氨鏄綋淇″彿鍦ㄤ竴瀵圭嚎涓婅繍琛屾椂,鍚屾椂浼氭劅搴斾竴灝忛儴鍒嗕俊鍙峰埌鍏朵粬綰垮,榪欑鐜拌薄灝辨槸涓叉壈銆?
TSB-67鏍囧噯瑙勫畾,5綾婚摼璺繀欏誨湪1-10 MHz鐨勯瀹藉唴嫻嬭瘯,嫻嬭瘯姝ラ暱涓?
鎵鏈夋祴璇曞潎瑕佽繘琛岀嚎鏃墮棿嫻嬭瘯銆傚4瀵圭嚎瑕佽繘琛?緇勬祴璇曘?
鍚屾椂,瀵筃EXT鐨勬祴璇曡鍦ㄤ袱绔祴璇曘侼EXT騫朵笉鏄祴閲忓湪榪戠鐐逛駭鐢熺殑涓叉壈鍊?瀹冨彧鏄潃涔愬湪榪戠鐐規墍嫻嬮噺鐨勪覆鎵版暟鍊箋傝繖涓噺鍊間細闅忕潃鐢電紗闀垮害鐨勮“鍑忚屽彉灝?鍚屾椂榪滅鐨勪俊鍙蜂篃浼氳“鍑?瀵瑰叾瀹冪嚎瀵圭殑涓叉壈涔熺浉瀵瑰彉灝忋傚疄楠岃瘉鏄?鍙湁鍦?0綾沖唴閲忓緱鐨?NEXT鏄緝鐪熷疄鐨?濡傛灉鍙︿竴绔槸榪滀簬40綾崇殑淇℃伅鎻掑駭鑰屽畠浼氫駭鐢熶竴瀹氱▼搴︾殑涓叉壈,浣嗘祴閲忎華鍣ㄥ彲鑳藉氨鏃犳硶嫻嬪埌榪欎釜涓叉壈鍊?鍥犳,蹇呴』榪涜鍙屽悜嫻嬭瘯銆?/p>
閰嶇嚎鏋舵槸綆$悊瀛愮郴緇熶腑鏈閲嶈鐨勭粍浠訛紝鏄疄鐜板瀭鐩村共綰垮拰姘村鉤甯冪嚎涓や釜瀛愮郴緇熶氦鍙夎繛鎺ョ殑鏋㈢航銆傞厤綰挎灦閫氬父瀹夎鍦ㄦ満鏌滄垨澧欎笂銆傞氳繃瀹夎闄勪歡錛岄厤綰挎灦鍙互鍏ㄧ嚎婊¤凍UTP銆丼TP銆佸悓杞寸數緙嗐?a >鍏夌氦銆侀煶瑙嗛鐨勯渶瑕併傚湪緗戠粶宸ョ▼涓父鐢ㄧ殑閰嶇嚎鏋舵湁鍙岀粸綰塊厤綰挎灦鍜屽厜綰ら厤綰挎灦銆?br> 鍙岀粸綰塊厤綰挎灦鐨勪綔鐢ㄦ槸鍦ㄧ鐞嗗瓙緋葷粺涓皢鍙岀粸綰胯繘琛屼氦鍙夎繛鎺ワ紝鐢ㄥ湪涓婚厤綰塊棿鍜屽悇鍒嗛厤綰塊棿銆傚弻緇炵嚎閰嶇嚎鏋剁殑鍨嬪彿寰堝錛屾瘡涓巶鍟嗛兘鏈夎嚜宸辯殑浜у搧緋誨垪錛屽茍涓斿搴? 綾匯?綾匯佽秴5綾匯?綾誨拰7綾葷嚎緙嗗垎鍒湁涓嶅悓鐨勮鏍煎拰鍨嬪彿錛屽湪鍏蜂綋欏圭洰涓紝搴斿弬闃呬駭鍝佹墜鍐岋紝鏍規嵁瀹為檯鎯呭喌榪涜閰嶇疆銆?
鍙岀粸綰塊厤綰挎灦
鍏夌氦閰嶇嚎鏋剁殑浣滅敤鏄湪綆$悊瀛愮郴緇熶腑灝嗗厜緙嗚繘琛岃繛鎺ワ紝閫氬父鍦ㄤ富閰嶇嚎闂村拰鍚勫垎閰嶇嚎闂淬?
SC鍏夌氦閰嶇嚎鏋?
ST鍏夌氦閰嶇嚎鏋?/p>
A patch panel or patch bay is a panel, typically rackmounted, that houses cable connections. One typically shorter patch cable will plug into the front side, while the back will hold the connection of a much longer and more permanent cable. The assembly of hardware is arranged so that a number of circuits, usually of the same or similar type, appear on jacks for monitoring, interconnecting, and testing circuits in a convenient, flexible manner.
Patch panels offer the convenience of allowing technicians to quickly change the path of select signals, without the expense of dedicated switching equipment. This was first used by early telephone companies, where the telephone switchboard (a massive array of patch panels) and a large room full of telephone operators running it was ubiquitous.
閰嶇嚎鏋跺拰璺崇嚎鏋剁殑鍖哄埆錛?
璺崇嚎鏋?鐪嬭搗鏉ヤ竴鎺掓帓璞¢奔楠ㄥご涓鏍?涔熺О涓洪奔楠ㄦ灦.涓鑸槸鐢佃瘽浣跨敤
閰嶇嚎鏋?浠庡悗闈㈢湅璺熻煩綰挎灦宸笉澶氾紝浣嗘槸姝i潰鍗村彉鎴愪簡RJ45鍙o紝涓撻棬鏂逛究鐢佃剳緗戠粶綰跨紗榪炴帴