From: jl@glen--canyon.com   
      
   On Sun, 25 Jan 2026 22:44:02 -0500, legg  wrote:   
      
   >On Sun, 25 Jan 2026 08:08:48 -0800, john larkin    
   >wrote:   
   >   
   >>On Sun, 25 Jan 2026 08:51:24 -0500, legg  wrote:   
   >>   
   >>>On Sat, 24 Jan 2026 19:25:35 +0000, liz@poppyrecords.invalid.invalid   
   >>>(Liz Tuddenham) wrote:   
   >>>   
   >   
   >>>In applications where power levels are important, pot core orientation   
   >>>will affect 'N' in the flux density concentration, and produce early   
   >>>saturation at the location where minimum x-sectional area occurs.   
   >>>   
   >>>RL   
   >>   
   >>That should have a small effect on my pulser. Ill try it.   
   >>   
   >>I got a 2% change in inductance when I rotated the core halves.   
   >>   
   >>   
   >>John Larkin   
   >>Highland Tech Glen Canyon Design Center   
   >>Lunatic Fringe Electronics   
   >   
   >2% FREE x-sectional area, and an indication that the previous   
   >misalignment doesn't dominate minimum value.   
   >   
   >Mind you, you can get a similar change just by forcing out   
   >the fluff and detritus present at the contacting surfaces.   
   >That might be what you're actually seeing, even if the core   
   >is gapped.   
   >   
   >In pot cores, minimum x-section usually occurs where the centre   
   >core meets the top and bottom plates. In parts shapes designed   
   >for power applications, this is usually corrected.   
   >   
   >This core rotation can be used as a tolerance trim, where   
   >needed, but anything like that before impregnation is probably   
   >just biting fart bubbles.   
   >   
   >RL   
      
   Impregnation?   
      
      
   John Larkin   
   Highland Tech Glen Canyon Design Center   
   Lunatic Fringe Electronics   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)