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???
05/11/06 17:10
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 		 #116001 - back to the future
Responding to: ???'s previous message
in the first post Mahmood states We have so many separate systems on a vehicle

This seems to indicate that this is about a 0ne-off.

If so, Mahmood, just go diferential, it may cost you a few bucks, but based on this you will save more in aspirin.

Erik

List of 50 messages in thread
TopicAuthorDate
Ground noise question            01/01/70 00:00      
   Chassis ground            01/01/70 00:00      
      measure what?            01/01/70 00:00      
   Shielding            01/01/70 00:00      
   I think mutual ground will be better            01/01/70 00:00      
   Ground noise            01/01/70 00:00      
      I'm with you.            01/01/70 00:00      
         the situation is like this            01/01/70 00:00      
            Try this            01/01/70 00:00      
               Disconnecting of battery while welding            01/01/70 00:00      
      Cures...            01/01/70 00:00      
         Shielding            01/01/70 00:00      
            Old tradition            01/01/70 00:00      
               New traditionalists            01/01/70 00:00      
                  What I want to tell...            01/01/70 00:00      
   Chassis connection makes sense            01/01/70 00:00      
      Not convineced!            01/01/70 00:00      
         Consultants ?            01/01/70 00:00      
            mmm            01/01/70 00:00      
         I don't know much about your application            01/01/70 00:00      
            I think this one has been missed            01/01/70 00:00      
               Differential, symmetrical...            01/01/70 00:00      
               Brilliant!            01/01/70 00:00      
               What about current loop?            01/01/70 00:00      
                  Concept            01/01/70 00:00      
                     Injecting signal into gnd            01/01/70 00:00      
                        Insufficient common mode rejection.            01/01/70 00:00      
                           Go differential            01/01/70 00:00      
                        That's why...            01/01/70 00:00      
                           in other words            01/01/70 00:00      
                              Split ground            01/01/70 00:00      
                           So, how do you maintain a "clean" GND?            01/01/70 00:00      
                              There's no golden rule!            01/01/70 00:00      
                                 back to the future            01/01/70 00:00      
                                    make you happy!            01/01/70 00:00      
                                       write a c code in keil 2 operate e timer            01/01/70 00:00      
                                          Err ?            01/01/70 00:00      
                                             so sorry...            01/01/70 00:00      
                                          what is Keil 2?            01/01/70 00:00      
                                             Trying SMS style?            01/01/70 00:00      
                                                naah, just early morning, fingers stiff            01/01/70 00:00      
                                 More thought            01/01/70 00:00      
                                    Crazy            01/01/70 00:00      
                                       Yes thank you            01/01/70 00:00      
                                    Eh??            01/01/70 00:00      
                                    Common mode noise of DC/DC-converters            01/01/70 00:00      
                                       why use isolated converters?            01/01/70 00:00      
                                          Exactly!            01/01/70 00:00      
                                             air craft chassis            01/01/70 00:00      
                                                Faraday cage ?            01/01/70 00:00      

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