In message <19990222090609.AAA26129@[209.239.238.111]>, Rich Measures
<measures@vc.net> writes
>
>
>>
>>In message <19990222010656.AAB12261@[209.239.238.107]>, Rich Measures
>><measures@vc.net> writes
>>
>>snip
>>
>>>>>>? What is to be gained by using a 200k-ohm bleeder on a C-filter,
>>>>>Carl?
>>>>>>
>>>>>>Quicker HV bleed down time, less chance of a recharge.
>>>>>
>>>>>Ä What mechanism recharges the capacitor?
>>>>
>>>>
>>>>An incomplete discharge. Something very easy to do for an inexperienced
>>>>person..
>>>>
>>>? Bzzzzzt. You said recharge.
>>>>>
>>
>>The mechanisms causing apparent recharge were discussed in good detail
>>by Bob Pease of NatSemi in Electronics magazine (I think) a few months
>>ago. I'll post a reference when I find it.
>>
>>Steve
>>
>? A DC filter capacitor with a 200-ohm / V bleeder resistor magically
>Recharges without the ps being on? Are we talking perpetual motion
>machine or taurine feculence?
>
>
>Rich...
>
>R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures
>
For sure not, with the bleeder in place, but the article is an
interesting piece on what happens if you take a charged cap, short it
and then wait a while - especially if the charged cap is the CRT in your
colour TV.
The magazine is Electronic Design.
Steve
--
Steve Thompson
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