|[AMRadio] modulator tubes|
w5omr at satx.rr.com
Thu Apr 6 14:22:11 EDT 2006
doxemf at aol.com wrote:
>--Bill Orr also had a water cooled setup of an RF
>amp for mobile work, anyone remember that?
>Water cooled tubes (designed to be) that used a fuel
>pump and a 5 gallon jug of water...
>In the 80's Panasonic started using an oil filled heat exchanger in their HIFI amps that replaced
>the normal Aluminum heatsinks and allowed a more compact chassis layout. Even a 5 year old laptop
>that I recently had to fix the power connector in had a similiar small oil filled assm. that allowed
>the internal fan to be placed in a better location.
>I suppose this type of cooling could also be used with the ceramic tubes alowwing thermostatic fan
>control and external radiator mounting. A smaller computer fan could then be used to further cool
>the other internal heatsources.
>Sorry about the formatting. AOL grabbed something from the former e-mail and won't let me change it.
Not to worry, Bill...before it goes out here, all formatting is
stripped, and text-only messages are what's posted.
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