[Elecraft] K3: Storing PWR level in memories

Kevin rkstover at mchsi.com
Tue Jun 10 08:21:52 EDT 2008


Simple and elegant solution which you stated yourself.

Turn or tap the power control before firing up the amp.

Jerry.Van wrote:
> I hate to add one more request to the firmware enhancements list that 
> Elecraft is diligently working on but here goes.
>
> Many were anxiously awaiting the PWR SET>Per Band menu item which has 
> now been implemented in the current firmware.  Especially anxious were 
> those that are driving SS amplifiers.  While this is a welcome 
> addition I don't think it is enough to protect amps, especially the SS 
> amps.
>
> Many times I find myself sometimes using the full 100 watts out of the 
> K3 and other times driving an amp which may require considerably less 
> power out of the K3 and doing this on all bands that I normally use. 
> There is still a danger in driving an amp even with the Power Per Band 
> option.  It may be a few minutes later or several days later when I 
> decide to go back to a band that I had last set my power level to 100 
> watts.  If during this time I decide to crank up the amp I may not 
> realize that the K3 is now set to 100 watts in that there is no visual 
> indication unless I turn or tap the PWR control.  Now I transmit with 
> the amp inline and suffer the potential consequences.  Yes, all of us 
> should be more careful but with what seems to be expanded usage of the 
> general purpose, quick, and per band memories perhaps there is an easy 
> solution.
>
> Might it be a good idea to allow the storage and then recall of the 
> power level in those memories on a per band basis?  Personally I would 
> like to store a power level appropriate for driving my amp on each 
> band. So when I select a particular band via a memory recall I can be 
> absolutely assured that it is at a specific and known level each and 
> every time that I use one of the memories.  If my intention is to run 
> the full 100 watts than I will need to crank the PWR control.  Better 
> doing that than risk damage to an amp.  The current PWR SET>Per Band 
> would remain intact.
>
> Comments?
>
> Jerry  N8BM
>
>
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