[Elecraft] Question re TXMON

[Bob Novas]

I wondered if a high SWR affects the waveform that the P3 displays -
wouldn't the voltages be higher at high SWR?  would that put the txmonitor
into a non -linear region?

> -----Original Message-----
> From: Elecraft [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Alan
> Bloom
> Sent: Tuesday, June 07, 2016 3:29 PM
> To: elecraft at mailman.qth.net
> Subject: Re: [Elecraft] Question re TXMON
> 
> There is no reason to disconnect the P3 from the sensor.  The sensor can't
> damage the P3.
> 
> I suppose there might be a danger of damaging the sensor if you are
running
> high power into a very high SWR, but if it is in a range that the K3 ATU
can tune, I
> can't imagine there would be a problem.
> 
> Alan N1AL
> 
> 
> On 06/07/2016 10:37 AM, Steve via Elecraft wrote:
> > I have recently added P3 to my K3 and (surprise!) I love it.  My
> > (previously owned) P3 came with TXMON. TXMON works fine with dummy
> > load, but  often shows very high SWR readings when K3 ATU is used with
non-
> resonant  antenna.
> > I understand that the TXMON "looks at" antenna and doesn't know what
> > ATU is doing. My question is, "Is there any problem or danger to leave
> > the TXMON connected when using ATU on non-resonant part of antenna
> > bandwidth? My reason to  ask is that tab to release TXMON sensor plug
> > is right up against top
> > RS232 plug  and I need to disconnect that plug in order to disconnect
> > TXMON sensor  cable.
> >
> > TNX ES 73 de W3UEC (Steve)
> >
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