tube shields

[kd4e]

Did you test them painted black inside *and* out?

How about testing them painted *inside only* , please?

Also, did you control for air flow vs stagnant air?

Inquiring minds want to know!

:-)

 > Patrick wrote:
> For what is worth...I have measured the temperature of tubes with black 
> tube shields (Military) and shiny ones and the difference is minimal, 
> between 1 to 3%, depending on tube type.On the other hand, painting the 
> shiny tubes with ultra flat black paint obtained the same results. The 
> measurement was done using one of these new laser temperature gadgets 
> and the paint used was Americas Finest by Rust-Oleum HD2876 ultra blat 
> black..



-- 

Thanks! & 73, doc, KD4E
Personal: http://bibleseven.com/kd4e.html

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