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???
03/16/07 17:59
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#135136 - eyes
Responding to: ???'s previous message
hi,

Erik Malund said:
I ran some experimets here and had almost every employee pass by and state "it flickers" or "it does not flicker" 100Hz was needed to get it down to one, 120Hz was needed to get to zero.


It seems that those "100Hz people" are from Europe and 120Hz ones are from USA (50 vs 60Hz =)

We have tested red-green LEDs flicking to obtain yellow colour and 80...85Hz was enough. I agree, it depends on people and enviropment, sure. Here our projects rely on full refresh at 100Hz at least.

Regards,
Oleg

List of 16 messages in thread
TopicAuthorDate
Help with the led matrix logic.            01/01/70 00:00      
   5x8 Dot Matrix display?            01/01/70 00:00      
   Try Shift Register            01/01/70 00:00      
   Some Help            01/01/70 00:00      
      hmm            01/01/70 00:00      
         refresh rate            01/01/70 00:00      
            nope            01/01/70 00:00      
               eyes            01/01/70 00:00      
      added bonus: Blink!            01/01/70 00:00      
         "fulfilling" a request??            01/01/70 00:00      
            nah, just being generous            01/01/70 00:00      
   kudos            01/01/70 00:00      
   matrix means            01/01/70 00:00      
      Thanks            01/01/70 00:00      
   Got it working            01/01/70 00:00      
      maybe            01/01/70 00:00      

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