[Amps] Two quick loading questions

George KB2Z Thermionic_Emission at earthlink.net
Thu Feb 10 13:50:31 EST 2005


By jove I think I have it!
Thanks for all of the replies.
73, George KB2Z



At 03:39 PM 2/9/05 -0500, you wrote:
>I'm sure I'm not the first to ask. I have searched in the archives and did 
>not find a solid answer. I apologize up front and am not trying to waste 
>anyones time. The directions from different  manufacturers dont seem to 
>answer one way.
>As I read the loading instructions for gg hf amps, (2x3-500) they should 
>be fully loaded at full power then the loading increased 5 to 10% to lower 
>the Ig and help stabilize the output. This seems to be where it gets 
>confusing for me.
>
>1) After increasing the loading 5 to 10%, should the plate be re-dipped?
>2) If drive is reduced from 100 to 50W, should the plate be re-dipped.
>
>Thanks in advance,  George KB2Z
>
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