[AMPS] 3-500's truley instant on?

[2@vc.net (measures)]

>
> How "Instant on" are 3-500G's really? Will it cause any damage to power up
>an 3-500 amp and TX within several seconds?

The tungsten dicarbide emissive coating is epitaxially bonded to directly 
heated filaments.  It can not be stripped off.  1/2 second is about what 
it takes to get full emission.  Filament inrush current should be limited 
to c. 29A.  

cheers.  

>The amp is a Heath HL-2200 modified for strictly 6M operation.
>
>Gary Mitchelson
>N3JPU
>Montgomery County, MD   FM19lc
>http://n3jpu.tripod.com/
>n3jpu@erols.com
>n3jpu@arrl.net
>gmitchelson@racalusa.com (Work)
>
>
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>


-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


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