Go to the automobile junk yard. Get a radiator from some
small car (Saab, Peugot, Opel or what ever), also get the
fan that usually is thermostate controlled, a small aquarium
pump, some rubber hosing and some other small parts. Use
common sense and hook everything up and you are in bussines.
good luck
73 Jim SM2EKM
--------------------------------------------------------------
Will Matney wrote:
> Stan,
>
> A company named Bernard who makes mig welding guns makes a table top cooler
> for water cooled mig guns. It has a self contained tank, pump, fan, and
> radiator. You might look for one of these as they do show up on the used
> market. New, I'm not sure the cost, but it's probably several hundred
> dollars. You could also make one of these with off the shelf components.
> They used something like a good sized heater core from a car for the
> radiator. The way it works is the pump puts water from the tank to the input
> line. The hot water coming out goes through the radiator where it's fan
> cooled back to the tank. The pump picks it up and the process starts over.
>
> Will
>
> -------Original Message-------
>
> From: Stan C.
> Date: 03/04/05 11:54:00
> To: amps@contesting.com
> Subject: [Amps] Water cooled amp question
>
> Hello gang.
> I have a chance to buy a water cooled amplifier using a single 3CW5000A7
> Eimac tube. I am told by Eimac that this tube is electrically the same as
> the popular 3CX3000A7. Here is my problem....I can get NO info on "how" to
> cool the tube. I have been looking into stainless steel heat exchangers,
> fish tank" water pumps,water chillers,etc. I would like to hear from anyone
> who has ever built a cooling system,ran one,etc. From Eimac I was told the
> tube needs 7.7gpm to run at the rated dissapation (will never run even close
> to that). Most water chillers I see (small ones) only flow about 2-4gpm. And
> they are EXPENSIVE. So.....can anyone help out??
>
> Thanks for your time,Stan
>
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