Hi

Your post wasn't worthless, and if you get the ten minutes, may I have
back the 2 hours of testing, and other six of worrying?  Hi Hi

73 De zs6kcs



Kallie Swanepoel
 
Piano Tuner/Klavierstemmer
 
Skype Name:
KallieSwanepoel

Phone: +27 (0) 12 379 3762
Mobile: +27 (0) 83 261 6942
Voice Link: +27 (0) 88 129 8775
Fax: +27 (0) 86 633 2999

http://www.kallieswanepoel.co.za


-----Original Message-----
From: For blind ham radio operators
[mailto:[log in to unmask]] On Behalf Of Colin McDonald
Sent: 15 November 2006 22:13
To: [log in to unmask]
Subject: Re: TW1 Inconsistancy


good stuff!!!! Now can i have back the past ten minutes of my life which
was put into my last post hi hi? 73 Colin, V A6BKX
----- Original Message ----- 
From: "Kallie Swanepoel" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, November 15, 2006 1:04 PM
Subject: Re: TW1 Inconsistancy


> All sorted out - thanks for all the contributions.  The dummy load had

> a defect, and the tuner need to beswitched off in order to get the 
> correct readings.
>
> Kallie Swanepoel
>
> Piano Tuner/Klavierstemmer
>
> Skype Name:
> KallieSwanepoel
>
> Phone: +27 (0) 12 379 3762
> Mobile: +27 (0) 83 261 6942
> Voice Link: +27 (0) 88 129 8775
> Fax: +27 (0) 86 633 2999
>
> http://www.kallieswanepoel.co.za
>
>
> -----Original Message-----
> From: For blind ham radio operators 
> [mailto:[log in to unmask]] On Behalf Of John Miller
> Sent: 15 November 2006 15:49
> To: [log in to unmask]
> Subject: Re: TW1 Inconsistancy
>
>
> Not to mention, if the reading at first is with the SWR off and the 
> radio's cutting back, you hit the tuner and get the radio up to the 
> 100 watt out put
> again because it's seeing a load it likes, that can vary the readings
a
> little too.
> ----- Original Message ----- 
> From: "Butch Bussen" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Wednesday, November 15, 2006 6:07 AM
> Subject: Re: TW1 Inconsistancy
>
>
> > Actually, the internal tuner can effect the readeings.  If you want 
> > an
>
> > accurate reading, be sure the tuner is off.  The tuner makes the 
> > radio
>
> > see 50 ohms, but the impedence of the line and load on the output, 
> > the
>
> > antenna, and the load back toward the radio, the tuner, can be far 
> > from 50 ohms.  The meter is designed to run in a 50 ohm circuit, 
> > which
>
> > it isn't any more.  I fought this battle a while back trying to tune

> > up a six meter antenna on the 2000, and got all kinds of strange 
> > readings until I remembered to turn off the tuner.  The tuner does 
> > effect things, because it can present a high impedence to the meter 
> > on
>
> > that end.  Also, you'll find that sometimes just changing the length

> > of the cable between the rig and the meter can change readings.  I 
> > had
>
> > a regincy 2 meter rig once and I was just a beginner in all this 
> > stuff.  I had run another radio on my 2 meter beam and knew the beam

> > was working great.  The regincy worked great on my mobile, but when 
> > I hooked it up to the beam, no output.  As they came from regincy, 
> > they were very sensative to a "high s w r", and would shut down.  I 
> > thought
>
> > o.k., I'll check the swr.  Put the meter in the line, and radio 
> > worked
>
> > fine.  Took the meter out, and no output.  I finally found that by 
> > either adding 6 inches or cutting six inches off of the line made 
> > the thing work.  It was dependant on exactly where in this run of 70

> > feet of coax the radio was. This is why if you are checking the s w 
> > r on a 72 ohm line, you have to change some resisters in the meter 
> > so it matches the line. 73s Butch Bussen wa0vjr
> >