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???
11/11/05 20:34
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#103589 - Waste of time?
Responding to: ???'s previous message
Erik Malund said:
What are you making? If it is not extremely safety critical, I would consider your proposal a waste of effort. The failure of electronic components in a well designed system is so infinitessimally small that a hardware failure occur too rarely to make the cost of the added components, time and effort have an even moderate rate of return.

Plus, by complicating the design, you actually increase the probability of failures!

Perhaps it would be better to just design the unit so that field replacement is very easy. You can then do diagnosis & repair (if appropriate) back at a suitably-equipped workshop.


List of 12 messages in thread
TopicAuthorDate
S/w for H/w Testing            01/01/70 00:00      
   adc o/p checking            01/01/70 00:00      
   Nothing special            01/01/70 00:00      
   what are you making? If it is not extrem            01/01/70 00:00      
      Waste of time?            01/01/70 00:00      
   Doubtful            01/01/70 00:00      
      Purpose of this...            01/01/70 00:00      
         just replace the darn thing            01/01/70 00:00      
            not everything can be replaced            01/01/70 00:00      
               I could possibly support that were it no            01/01/70 00:00      
         design for the application            01/01/70 00:00      
   Yes            01/01/70 00:00      

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