XPost: sci.electronics.design   
   From: bill.sloman@ieee.org   
      
   On 6/03/2024 6:43 am, john larkin wrote:   
   > On 5 Mar 2024 19:24:09 GMT, Roger Hayter  wrote:   
   >   
   >> On 5 Mar 2024 at 13:45:55 GMT, "Bill Sloman"  wrote:   
   >>   
   >>> On 5/03/2024 11:21 pm, Cursitor Doom wrote:   
   >>>> On Tue, 5 Mar 2024 20:56:01 +1100, Bill Sloman    
   >>>> wrote:   
   >>>>   
   >>>>> On 5/03/2024 8:30 pm, Cursitor Doom wrote:   
   >>>>>> On Tue, 5 Mar 2024 12:52:04 +1100, Bill Sloman    
   wrote:   
   >>>>>>> On 5/03/2024 2:50 am, Cursitor Doom wrote:   
   >>>>>>>> On Mon, 4 Mar 2024 15:29:02 +1100, Bill Sloman    
   wrote:   
   >>>>>>>>> On 4/03/2024 5:03 am, Cursitor Doom wrote:   
   >>>>>   
   >>>>>    
   >>>>>   
   >>>>>>> This might have been the information you needed, if you knew enough to   
   >>>>>>> process it. The placement of your response suggests that you don't.   
   >>>>>>   
   >>>>>> Your remarks were so trite they didn't bear a response. Everyone here   
   >>>>>> knows electrolytic caps need to be re-formed if they've been unused   
   >>>>>> for any significant length of time.   
   >>>>>   
   >>>>> But you didn't mention it in your original post, and clearly don't   
   >>>>> appreciate what it is actually doing.   
   >>>>   
   >>>> Ah, that must be it. Over 60 years of hobby electronics and I never   
   >>>> knew that. Thanks for spoon-feeding me that vital tidbit, Bill. How   
   >>>> would we ever manage without you?   
   >>>   
   >>> You don't manage all that well. The vital tit-bit of information came   
   >>> from electrochemistry, which isn't covered in detail in hobby   
   >>> electronics, but was part of my undergraduate chemistry course - John   
   >>> Larkin's did at least first year chemistry too, but robablyu wasn't   
   >>> paying attention to that bit of the course.   
   >>   
   >> You mean there's a *syllabus* for hobby electronics?   
   >   
   > I seem to have missed the freshman chemistry classes about   
   > electrolytic capacitors. I was probably out sailing or something.   
      
   It wasn't explicitly about electrolytic capacitors - if there was   
   practical reference it was to anodising aluminium, with a passing   
   reference to why you didn't have to anodise chromium or stainless steel.   
      
   --   
   Bill Sloman, Sydney   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)