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av:lm1881n [2009/08/08 05:02] – created rgb32eav:lm1881n [2019/08/27 20:45] (current) – external edit 127.0.0.1
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 ====== Composite Sync Buffer Circuit ====== ====== Composite Sync Buffer Circuit ======
   * Utilizes a LM1881N (Sync Separator) and CD4049UBC (Hex Buffer) to provide a clean sync for various video (RGBS) applications.   * Utilizes a LM1881N (Sync Separator) and CD4049UBC (Hex Buffer) to provide a clean sync for various video (RGBS) applications.
 +    * The design of this circuit is believed to be the final product of Don Lancaster's work with Redmond Cable.  Documented here: www.tinaja.com/glib/hackar3.pdf
 +
  
 {{:av:lm1881_buffered.jpg|}} {{:av:lm1881_buffered.jpg|}}
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 CD4049UBC (Hex Buffer): CD4049UBC (Hex Buffer):
 [[http://www.fairchildsemi.com/ds/CD/CD4049UBC.pdf|Datasheet]] [[http://www.fairchildsemi.com/ds/CD/CD4049UBC.pdf|Datasheet]]
 +
 +===== Wiring Layout =====
 +
 +{{:av:lm1881_buffered_wiring.jpg|}}
  
av/lm1881n.1249671779.txt.gz · Last modified: 2019/08/27 20:44 (external edit)