On Sun, 21 Feb 1999 17:06:44 -0800 Rich Measures <firstname.lastname@example.org>
>>On Sun, 21 Feb 1999 08:22:49 -0800 Rich Measures <email@example.com>
>>>>Which is why 100K is the suggested max in any literature I have
>>>Ä References, please. . In a typical 8171 anode-supply, a
>>>bleeder would dissipate 810 watts.
>>I suggest you read the original post which had nothing to do with
>>tube. Neither was a single 100K bleeder mentioned in my reply since
>>160W dissipation is too close for comfort in a 200W resistor, which
>>lead to premature failure..
>? You stated that 100K is the suggested max in any literature you
>seen. What literature?
Credible authors from days of old when amp articles were published.
No time to argue, I'm outta here for a week.
Keep the pins in the voodoo doll.
>>>Ä What mechanism recharges the capacitor?
>>An incomplete discharge. Something very easy to do for an
>? Bzzzzzt. You said recharge.
Yep, it often appears that way.
>>>>A string of 3W does not offer much of a voltage breakdown safety
>>>margin.Matsushita not a common distributor item and similar wattage
>>>Panasonic, etc are only 350V.
>>>Ä The manufacturer's (Panasonic/Matsushita) rating at 70 deg. C
>>>ambientis 500v or 3w . For a 100k-ohm unit, the realizable
>>>dissipation is 2.5w at 500v. .
>>Lets see, what supply are you working with at this moment? The
>>BTW, the DigiKey catalog rates the Panasonic/Matsushita 3W at 350V,
>? In the current catalog, the max. v rating of the 1w, 2w and 3w
>are all 350v. This is not logical since the film path in a 3w unit is
>not the same as a 1w unit. . Previous catalogs listed the
>units at 500v max.
Is it any more logical to have a 1000V rating on a 200W wirewound?
I dont write the specs.
73 Carl KM1H
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