[Elecraft] KX1 power output

Phil Wheeler [email protected]
Sat Nov 29 13:57:00 2003


Thanks for the data point, Greg.  My concern has been more with 
differences in band-to-band ratios than abolute values. And your ratios 
are a bit different than any I've seen.  The one consistency appears to 
be inconsistency :-)

I agree re the 3-4 watt range.  And I have yet to build the battery 
holder (later today, I hope) so I will get to that measurement when I can.

Now if we could just find a lightweight portable 40-30-20 meter 3 EL beam!

So far a great radio. I've been spending some time listening on 20 SSB 
this am, and doing A-B tests using the same antenna with my K2, and the 
KX1 is remarkably able to hold its own.

73, Phil

Gregg Lengling wrote:

>I really didn't remember what my KX1 did when I built it so I just hooked it
>up to the service monitor this AM to just to see if it's close to everyone
>else.  First off I have to say....whether you get 4 watts or 3 watts really
>doesn't make too much difference it's the power out when running portable
>with alkalines of the like.  There the difference between 1.5 and .75 watts
>is a significant difference of 3dB.  However I would be more worried about
>the current draw and efficiency of the unit in portable operation.  Here's
>the numbers that mine comes out to be and I also measured the current and
>power usage and am very happy with it.  I'm not going to screw around with
>it to get an extra .4 watts on 13.6 volts or an extra .1 watts on alkalines,
>I extremely happy the way it is.
>
>Band		13.8volts		fresh alkalines
>40 meters	3.76 watts		1.15 watts
>30 meters	3.62 watts		1.14 watts
>20 meters	2.97 watts		0.99 watts
>
>So for me this is great, besides I really spend more time on 30 and 40 than
>on 20...and this weekend with the contest I'm only on 30.  I did cheat and
>made a bunch of contacts in the contest on 20...but I hooked it up to the
>13.8 volt supply and feed my KT34B at 52feet....so not quite portable.  I
>enjoy listening in stereo with both the KX1 and K2 running on the same
>freq.....they both sound great.
>
>73 gang and just enjoy.....if it isn't 3dB difference you really won't be
>noticing a difference.
>
>  
>


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