Re: gEDA-user: [OFF] high current amplifier

[Gene Heskett <gene.heskett@xxxxxxxxxxx>]

On Wednesday 20 May 2009, Levente Kovacs wrote:
>We want to avoid transformers. The older version of this equippment had the
>good old Quad-405 power amplifiers, and transformers at the end. It is so
>heave, that one man can hardly lift the unit.
>
>Btw... the same unit must also provide a voltage output up to 300V, but only
>100Watts. For that, we'll go for transformer.
>
>And a plus... multiply everything by 3, hence it must be 3 phase...
>
>:-)

Loverly.  Next I suppose they like a side of Moose Tracks ice cream to go with 
their single malt scotch? :)

>
>On Wed, 20 May 2009 11:27:48 -0500
>
>Mark Rages <markrages-Re5JQEeQqe8AvxtiuMwx3w@xxxxxxxxxxxxxxxx> wrote:
>> On Wed, May 20, 2009 at 11:16 AM, Levente Kovacs
>>
>> <leventelist-Re5JQEeQqe8AvxtiuMwx3w@xxxxxxxxxxxxxxxx> wrote:
>> > On Wed, 20 May 2009 10:48:53 -0500
>> > Mark Rages <markrages-Re5JQEeQqe8AvxtiuMwx3w@xxxxxxxxxxxxxxxx>
>> >
>> > wrote:
>> >> What kind of transient are you trying to simulate?  Maybe it would
>> >> be easier to make a circuit to add the transient to mains power,
>> >> instead of recreating mains power with an amplifier.
>> >
>> > 230V times 100A is something I dont want to even calculate.
>> >
>> > --
>>
>> You need a high-current, low-voltage transformer:
>>
>> http://www.cooperhandtools.com/brands/CF_Files/model_detail.cfm?upc=037103
>>079480
>>
>> Regards,
>> Mark
>> markrages@gmail
>> --
>> Mark Rages, Engineer
>> Midwest Telecine LLC
>> markrages-oYGxGvcBBqUZk/wT9IbM20EOCMrvLtNR@xxxxxxxxxxxxxxxx
>>
>>
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-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
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Now KEN and BARBIE are PERMANENTLY ADDICTED to MIND-ALTERING DRUGS ...



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