[1000mp] What is Wrong with SWR Meter?

Tue, 04 Jun 2002 22:12:18 -0400

Perhaps This " Then troubleshooting a SWR problem " will apply;

http://www.hamelectronics.com/k1deu/pages/ham/projects/ft-1k/ft-1k_index.html

 73 de K1DEU


"Pawel, SP7PS" wrote:
> 
> Morris,
> I have tried different configuration the whole afternoon with the same
> results. One of my friends suggested, that there is something wrong in SWR
> reading module and it reduce power (transceiver see, that SWR is too high
> and reduce the output to not let damage amplifier of MP). It happens even
> with perfect antenna.
> Best 73's
> Pawel
> 
> ----- Original Message -----
> From: "Morris Wideman" <[email protected]>
> To: <[email protected]>
> Sent: Tuesday, June 04, 2002 10:35 PM
> Subject: Re: [1000mp] What is Wrong with SWR Meter?
> 
> > Hello
> > Why dont you try removing the external meter and cable and try antenna
> only to MP. My MP shows some swr on 21Mhz even on DL but I just disregarded.
> Also try with tuner out of circuit see if this helps. If you have a DL you
> should have already tried that.
> > Good Luck Morris WA4MIT
> > --
> >
> > On Tue, 4 Jun 2002 18:15:35
> >  Pawel, SP7PS wrote:
> > >Thanks for the suggestion, but it still doesn't work.
> > >I found, that the power is reduced because of high ALC reading. I have no
> > >amplifier connected nor ALC used.
> > >Why the transceiver shows high ALC with good antenna?
> > >
> > >Pawel
> > >
> > >
> > >----- Original Message -----
> > >From: "Steve M" <[email protected]>
> > >To: <[email protected]>
> > >Sent: Tuesday, June 04, 2002 5:43 PM
> > >Subject: Re: [1000mp] What is Wrong with SWR Meter?
> > >
> > >
> > >> Pawel,
> > >>
> > >> When there is some swr on the line the impedance will change with line
> > >> length. Meters at different points in the line may read diferent  even
> > >> though swr doesn't change with line length. Many meters will say that
> it
> > >> does change with length.
> > >>         If you are using an outboard tuner, adjust it so the MP meter
> > >shows
> > >> the most output power. There also should be a low swr reading at the MP
> > >with
> > >> this adjustment. Disregard other swr meters down the line.  If you are
> not
> > >> using an outboard tuner you can add jumpers to the line until the MP is
> > >> happy with the impedance it is seeing. If all this is confusing then
> just
> > >> use the tuner in the MP.
> > >>
> > >> 73
> > >> Steve  wd0ct
> > >>
> > >> ----- Original Message -----
> > >> From: "Pawel, SP7PS" <[email protected]>
> > >> To: "FT-1000MP Reflector" <[email protected]>
> > >> Sent: Tuesday, June 04, 2002 10:57 AM
> > >> Subject: [1000mp] What is Wrong with SWR Meter?
> > >>
> > >>
> > >> > Hello MP Users,
> > >> >
> > >> > Would you please to help me with the following problem: my
> FT-1000MP's
> > >SWR
> > >> > meter shows 1:2, but external SWR & Power Meter shows perfect match
> of
> > >the
> > >> > antenna 1:1 - no reflected power... It is on all bands, sometimes MP
> > >shows
> > >> > SWR 1:3 while external meter tells it is 1:1.5 (on other antenna).
> > >> > What is wrong with the transceiver? It also shows about 70 Watts
> output
> > >> > though external power meter shows 100 Watts....
> > >> >
> > >> > Should I try to adjust any settings to make SWR meter work right?
> > >> >
> > >> > Awaiting your suggestions.
> > >> > Best 73's
> > >> > Pawel, SP7PS
> > >> > SN7N in contests
> > >> >
> > >> >
> > >> >
> > >> >
> > >> > _______________________________________________
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> > >>
> > >
> > >
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