[Elecraft] Beware, Make Sure Your Amp Is In Standby If You Turn On the K3

[Guy Olinger K2AV]

Could this be related to concurrently keying the K3 with DTR on a
serial connection (or ???) if part of the turn-on routine included
bring up a PC with some keying/logging program in the PC's startup
list?

73, Guy.

On Sun, Apr 25, 2010 at 7:22 AM, Hector Padron <ad4c2008 at yahoo.com> wrote:
> Like you was told,there must be something wrong in your setup because I do have an Ameritron AL-80B conected all the time to my K3 and more than once I have forgot to turn it down to standby  and when turned my K3 back on nothing wrong happend,just heard the amp relay click for a fraction of a second,no damage,no expensive repair.
>
> AD4C
>
>
>
> "For a refined ham it is compulsory to own a k3"
>
> --- On Sun, 4/25/10, Tom W8JI <w8ji at w8ji.com> wrote:
>
>
> From: Tom W8JI <w8ji at w8ji.com>
> Subject: Re: [Elecraft] Beware, Make Sure Your Amp Is In Standby If You Turn On the K3
> To: "-.-. --.-N3TU -.-. --.-" <connectmenow at hotmail.com>, elecraft at mailman.qth.net
> Date: Sunday, April 25, 2010, 11:15 AM
>
>
> <<Sometimes I'll walk way from my tube amp and leave it in
> standby mode and
> turn off my K3. Well, a few weeks ago I forgot to put it in
> standby and I
> came back to the radio from working on my antenna outside
> and the swr was
> changed which was set on the tuner. When I turned on my K3,
> I damaged the
> amp. I forgot that when you first turn on the K3 that it
> transmits a signal
> (the clicking sounds when it fires up)   for about a second
> or so and
> damaged my amp because of a high swr. Never again I will
> leave the amp
> without putting it in standby. Very costly mistake.  The amp
> was set at 1100
> watts.  To make a long story short, I had the tubes replaced
> along with
> other things in the amp and power supply. I could have
> bought that new P3
> for the amount of money that I spent for my error. Now that
> new P3 will be
> on the back burner for a while. >>
>
> I do not believe the K3 actually transmits RF, although it
> does close the amplifier relay line connection RF never
> appears. Mine activates the amp briefly, but does not
> actually transmit RF.
>
> You must have had something else going on. What type of
> amplifier do you have?
>
> 73 Tom
>
>
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