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???
06/23/04 14:46
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#73025 - RE: Current & Voltage Monitor with RS232
Responding to: ???'s previous message
erik malund wrote:
-------------------------------
I would consider 4 things
1) reduce the 1M resistors at the unity gain op-amps, the leak on a humidified PCB can affect resistors of this size.

..This circuit is NOT mains isolated. Charles intends these to be protective resistors I suspect.

Steve



List of 32 messages in thread
TopicAuthorDate
Current & Voltage Monitor with RS232 out            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232 out            01/01/70 00:00      
      RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
         RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
         RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
            RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
               RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
                  RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
                     RE: addition to the above            01/01/70 00:00      
            RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
               RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232 out            01/01/70 00:00      
      RE: Current & Voltage Monitor with RS232 out            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
      Inverter made of free switch of 4066            01/01/70 00:00      
         RE: Inverter made of free switch of 4066            01/01/70 00:00      
            Diode Required            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232 out            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232 out            01/01/70 00:00      
      RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
         Dangerous situation??            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232 out            01/01/70 00:00      
      RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
      RE: Current & Voltage Monitor with RS232 out            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
      RE: Current & Voltage Monitor with RS232            01/01/70 00:00      
   RE: Current & Voltage Monitor with RS232            01/01/70 00:00      

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