[QuadList] Blanking Issues

[Don Norwood]

This was in the days before TBC's and their procamps were available to reconstruct the missing or bad sync signals from helical decks.  TV receivers and monitors of the day were better able to deal with the transition in the active picture region than in the VI.  

Don
  ----- Original Message ----- 
  From: C. Park Seward 

  Hi Don,


  So why was head switching ever put in the active picture? 


  Best,
  Park
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