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Re: [Amps] LK-500 ZA heat

Subject: Re: [Amps] LK-500 ZA heat
Date: Tue, 14 Aug 2007 10:09:22 -0700
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On 14 Aug 2007 at 17:03, wrote:

> So if I just take the top of my LK500 amp off and place a 18" box fan (from 
> walmart) over it, on high setting, it should run cooler correct?
> My real question:  Is there a point where you have too much cooling and that 
> would cause a problem?

Not likely!  Heat is the enemy of tube life [so long as the 
filament/cathode achieve the required temperature, of course].

Rich, AG6K, used to say that the only danger was when there was 
enough cooling air to blow the tubes out of their sockets!


George T. Daughters, K6GT

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