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
> >
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