[Elecraft] Fw: Fw: Don't have a 50W dummy load

riese-k3djc at juno.com riese-k3djc at juno.com
Wed Mar 25 21:11:02 EDT 2015


Oh Shucks

at some point elmers all used a lamp for a dummy load
back in the day with Pi tuning you could transfer a lot of
your output to a lamp,,, on 6 meters , as I recall ,, parts of the
filament would be brighter than other parts
we could talk about RF burns

HAR

Bob K3DJC 


On Thu, 26 Mar 2015 00:51:58 +0000 (UTC) Bob Gibson via Elecraft
<elecraft at mailman.qth.net> writes:
>  You guys are right!! SORRY FOR MY STUPID POST!! Sixty years ago I 
> did not have money for a dummy load..ENJOY   73s Bob W5RG
> 
>    
>  Subject: Re: [Elecraft] Fw: Don't have a 50W dummy load
>    
> Ummm ... several reasons.  Resistance component of an incandescent 
> bulb 
> impedance varies with the temperature [brightness] of the filament. 
> They are also somewhat reactive. 



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