[Elecraft] K3 Output

Erik N Basilier ebasilier at cox.net
Mon May 4 13:18:39 EDT 2009


I have never noticed slow variations in output during normal operations on 
my K3. However, the other day I installed the external ALC mod. During the 
testing step I connected and disconnected a 9 V battery with a series 
resistor. It took a couple of seconds for the K3 output to change. Seems 
like another reason not to actually hook it up to the amplifier.

73,
Erik K7TV

----- Original Message ----- 
From: "Ric Porter" <ric at comporium.net>
To: <Elecraft at mailman.qth.net>
Sent: Monday, May 04, 2009 4:58 AM
Subject: [Elecraft] K3 Output


> After 5 months use my K3 has developed an output problem.  The output 
> varies
> on tune or key down.  If it is set on 100 watts, say on 20 meters, the out
> put will start at 65 watts.  It then goes up to 110 and settles at 100
> watts. All this is in a span of about two seconds. It does the same at 
> five
> watts, or any power.  It does the same on any antenna.  It is ok at 1 mil
> through the two meter transverter. There is no device between the K3 and 
> the
> different antennas.  The variation is greater at the higher frequencies 
> but
> does occur on all bands.
>
> Ric
> AA4SC
>
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