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???
03/30/04 04:00
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#67610 - RE: Energy Meter Project
Responding to: ???'s previous message
Hi Ali,
Why to compute cosine and do all that maths.
follow this link It describes a 1Phase AC Watmeter using opto isolators. This circuit does all multiplication and other stuff on its own and gives you 1 pulse/Watt power consumed.

http://www.elecdesign.com/Articles/...cleID=6411

Bye.

List of 23 messages in thread
TopicAuthorDate
Energy Meter Project            01/01/70 00:00      
   RE: Energy Meter Project            01/01/70 00:00      
   RE: Energy Meter Project            01/01/70 00:00      
   RE: Energy Meter Project            01/01/70 00:00      
   Order of magnitude?            01/01/70 00:00      
      RE: Order of magnitude?            01/01/70 00:00      
      Sorry!            01/01/70 00:00      
   RE: Energy Meter Project            01/01/70 00:00      
   RE: Energy Meter Project            01/01/70 00:00      
      Energy Meter Chip            01/01/70 00:00      
   RE: Energy Meter Project            01/01/70 00:00      
      NOT FOR BEGINNERS!!            01/01/70 00:00      
         RE: NOT FOR BEGINNERS!!            01/01/70 00:00      
            RE: NOT FOR BEGINNERS!!            01/01/70 00:00      
               RE: NOT FOR BEGINNERS!!            01/01/70 00:00      
               RE: NOT FOR BEGINNERS!!            01/01/70 00:00      
      RE: Energy Meter Project U trythis chip            01/01/70 00:00      
   RE: Energy Meter Project            01/01/70 00:00      
   RE: Energy Meter Project            01/01/70 00:00      
      RE: Energy Meter Project            01/01/70 00:00      
         RE: Energy Meter Project            01/01/70 00:00      
         RE: Energy Meter Project            01/01/70 00:00      
            RE: Energy Meter Project            01/01/70 00:00      

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