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network:fibers [2024/03/13 08:13] – niziaknetwork:fibers [2024/03/13 08:39] (current) – niziak
Line 38: Line 38:
   * 1550 nm - III (SM)   * 1550 nm - III (SM)
   * 1625 nm - IV   * 1625 nm - IV
 +
 +====== cable color =====
 +
 +  * Yellow - single mode
 +  * White - for end user home installation - single mode
 +  * Orange - multimode OM1/OM2
 +  * Turquoise - multimode OM3
 +  * Turquoise / Violet - multimode OM4
 +
 ====== Connector ====== ====== Connector ======
  
 Square Connectors: Square Connectors:
 +  * ST - obsolete - looks like RF BNC connector. Push and rotate to lock.
   * SC - bigger (more popular, older)   * SC - bigger (more popular, older)
   * LC - smaller, half size of SC (Lucent, less popular, license fees)   * LC - smaller, half size of SC (Lucent, less popular, license fees)
 +    * popular for SFP adapters as full fuplex pairs with plastic lock mechanism
 +  * E2000
 +
  
 Fiber polishing: Fiber polishing:
-  * APC (Angled Physical Contact) - face of fiber is filed by 8 or 9 degree. Less attentuation. (-70dB) Marking color: GREEN. +  * APC (Angled Physical Contact) - face of fiber is filed by 8 or 9 degree. Less attentuation. (-70dB) 
-  * UPC/PC (Ultra Physical Contact) - polished diagonally (-40dB). Marking color BLUE or beige.+    * Marking (plug) color: GREEN. 
 +  * UPC/PC (Ultra Physical Contact) - polished diagonally (-40dB).  
 +    * Marking (plug) color BLUE or BEIGE. 
 + 
 +===== Pigtails ===== 
 + 
 +End user: 
 +  * green rectangle plugs - FO SM SC/APC-SC/APC SIMPLEX
  
 +End user (Orange):
 +  * green rectangle plugs and yellow cable - single mode, APC polishing