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   sci.electronics.basics      Elementary questions about electronics      72,318 messages   

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   Message 71,830 of 72,318   
   whit3rd to Commander Kinsey   
   Re: Error of % + digits?   
   18 Jul 20 01:39:21   
   
   From: whit3rd@gmail.com   
      
   On Saturday, July 11, 2020 at 10:52:44 AM UTC-7, Commander Kinsey wrote:   
   > On Thu, 25 Jun 2020 02:31:23 +0100, whit3rd  wrote:   
   >   
      
   [about accuracy/error specifications on a multimeter]   
      
   > > That's not the whole story; the percentage part is often a percentage   
   > > of the FULL RANGE to which the instrument is switched.   
      
   > How do I know which one the % error refers to, as I've never seen it stated   
   in the instructions?  That would make a big difference if I was reading 0.4   
   amps on a 10 amp range.   
      
   When the literature says percent, and doesn't say what it's percent OF, the   
   error   
   is unspecified.   I've got facemasks that are "90% efficient' which apparently   
   means that ninety percent of the air I breathe goes through them...   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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