[Elecraft] K3 KPA500 power on 24/7

Stephen Prior eastbrantwood at gmail.com
Mon Nov 17 18:33:42 EST 2014


Jack,

I suspect that it really doesn't matter too much - components these days
are far less susceptible to turn-on shock.

Were the electrical energy free, I would probably leave it all on.  And all
the lights, heating etc, but that's a different matter as we all know :-)

Now, according to something I've read today on the BBC website, if your
guys over at the skunkworks at Lockheed-Martin can pull off their fusion
reactor as they hope, we _shall_ be able to leave it all on without regard
to cost/global warming etc!  I wish them luck with that!  Looks very
interesting.

73, Stephen G4SJP

On 17 November 2014 23:16, W4GRJ <w4grj at satterfield.org> wrote:

> My question is technical not financial.... I just wanted opinions of
> which is best for the equipment on 24/7 or not.... Maybe the answer is it
> doesn't matter.
> Jack
> W4GRJ
>
>
> On Nov 17, 2014, at 5:40 PM, norrislawfirm2 <norrislawfirm2 at gmail.com>
> wrote:
>
> Why would you want to leave it on?  It's just wasting power, though being
> Elecraft, not much.  I turn everything off, ground all antennas, and switch
> the k-line into a dummy load.   Even for the demands of EME the K3 and
> XV-144 are stable in 20 minutes.
>
> I once had the K3 go into a runaway state where it started transmitting on
> a 12 mhz frequency I use to listen to marine cw during the annual Night of
> Nights.  Smoke escaped.  Elecraft Support was baffled, but it has never
> reoccured (after the K3 was repaired).  It could have been my PC.
>
> I leave the K3 unattended when it is running WSPR, but I don't understand
> what the upside is to leaving everything on when there are known and
> unknown downsides, static discharges for example.
>
> Stuff Happens.
>
> 73
>
> Eric WD6DBM
>
>
> Sent on a Sprint Samsung Galaxy S® III
>
>
> -------- Original message --------
> From: w4grj
> Date:11/17/2014 5:47 AM (GMT-08:00)
> To: elecraft at mailman.qth.net
> Subject: [Elecraft] K3 KPA500 power on 24/7
>
> What are opinions of leaving my K3 and KPA500 on 24/7 or should they
> be powered on and off for daily use?
> Jack
> W4GRJ
>
>
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