From: rabbitsfriendsandrelations@removethishotmail.com   
      
   flipper wrote:   
   > Does anybody know there's a (definitive and consistent) temperature   
   > dependence for pentode grid voltage like there is for MOSFET threshold   
   > voltage?   
   >   
   > Reason being I'm contemplating grid drive with a MOSFET follower and   
   > wondering if I should bother worrying about temp compensating the   
   > MOSFET threshold drift.   
      
   I think valves drift way too much for there to be a sensible solution.   
      
      
   Graham   
      
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