A howitzer to go dove hunting. What a fantastic analogy :-)
Dave G0OIL
----- Original Message -----
From: "Vic, K2VCO" <k2vco.vic@gmail.com>
To: <amps@contesting.com>
Sent: Wednesday, February 15, 2012 11:21 PM
Subject: Re: [Amps] Source for plate xfrmer
> What would be the point of using it in an amplifier power supply? An arc
> would turn tubes (etc.) into plasma. It's like using a howitzer to go
> dove hunting.
>
> On the other hand, if you are building a Death Star it would be a good
> start.
>
> On 2/15/12 1:32 PM, Rob Atkinson wrote:
>> Yes it's shorted. It's one of those Maxwell energy discharge caps
>> which means it has to be derated to 6 KV for WVDC. I bought it on
>> eBay in a Gov't auction. I know from a friend's experience that
>> insane amounts of filter capacitance like that can't be brought up
>> with a single step start unless you want melted relays. It has to be
>> ramped up slowly over a 30 to 60 second period. I have to not only
>> work out a good bleeder system but also a way to tell whether or not
>> the bleeders in service are functioning and have redundancy. IF I
>> actually use it.
>>
>> Dave, what would YOU do with it? : )
>>
>> 73
>>
>> rob
>> k5uj
>>
>>
>>
>> On Wed, Feb 15, 2012 at 11:21 AM, Mike Andrews<mikea@mikea.ath.cx>
>> wrote:
>>> On Wed, Feb 15, 2012 at 05:01:22PM -0000, DAVE WHITE wrote:
>>>> I can just picture the crater where St Charles, IL used to be if you
>>>> discharged that beast! Where on earth did it come from? If you
>>>> weren't so
>>>> far away I'd be asking you if it was for sale....
>>>>
>>>> Dave G0OIL
>>>>
>>>> ----- Original Message -----
>>>> From: "Rob Atkinson"<ranchorobbo@gmail.com>
>>>> To: "Carl"<km1h@jeremy.mv.com>
>>>> Cc:<amps@contesting.com>
>>>> Sent: Wednesday, February 15, 2012 4:19 PM
>>>> Subject: Re: [Amps] Source for plate xfrmer
>>>>
>>>>
>>>>> I have a 10 KV 200 uF oil cap weighs 175 lbs and that's why I'm
>>>>> hesitant to use it.
>>>
>>> Hmmmmm ... .5 * C * V * V
>>> .5 * .0002 * 10^4 * 10^4
>>> 10^-4 * 10^4 * 10^4
>>> 10^4 Joules.
>>>
>>> That's ... hefty.
>>>
>>> You do keep it shorted when not in circuit, *YES*?
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>
> --
> Vic, K2VCO
> Fresno CA
> http://www.qsl.net/k2vco/
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