XPost: sci.electronics.basics, sci.electronics.design, sci.electronics.misc   
   XPost: sci.electronics.repair   
   From: diverse@tcp.co.uk   
      
   On 05/03/2016 17:14, DaveC wrote:   
   > Cleaning up an old rotary mode switch used for 5v logic levels. It has some   
   > kind of grease in it.   
   >   
   >   
   > …which has always confused me: grease is an insulator (well, the grease in   
   > this switch is—just tested and it’s infinite ohms).   
   >   
   > I read that dielectric grease is good to keep contacts sealed against the   
   > elements that have high physical pressure (which overcomes any separation   
   > provided by the grease) but that signal and other low voltages grease is   
   > contra-indicated.   
   >   
   > What say y’all?   
   >   
   > Thanks.   
   >   
      
   Can we summarise this thread by saying -   
   Any grease is better than no grease, in low voltage, wiped contact   
   situations, as long as the grease doesn't go hard with age or otherwise   
   degrade or corrode the contacts itself   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)