From: jl@glen--canyon.com   
      
   https://www.microwavejournal.com/articles/45122-the-design-of-ve   
   y-narrowband-tunnel-diode-negative-resistance-amplifiers   
      
   I got excited to see this article, until I realized that they used an   
   obsolete germanium tunnel diode from an old-parts dealer.   
      
   Pity. I liked tunnel diodes.   
      
      
   John Larkin   
   Highland Tech Glen Canyon Design Center   
   Lunatic Fringe Electronics   
      
   --- SoupGate-DOS v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)