[TenTec] swr

[John Molenda]

  I am using there 43 foot 10-160 antenna .  and I just got the tuner 
back from palstar for updating .  John

On 8/15/2010 8:21 PM, Nathan Moreschi wrote:
> Which zero five antenna are you using? I imagine you have a severe mismatch
> with the zero-five on 160 and there is all kinds of losses taking place
> eventhough you are using a tuner. This could create a rough situation as far
> as a match.  The inductor in your tuner is probably over heating...Inductors
> can be very lossy on 160 also...
>
> 73,
>
> Nate/N4YDU
> ----- Original Message -----
> From: "N4PY2"<n4py2 at earthlink.net>
> To: "Discussion of Ten-Tec Equipment"<tentec at contesting.com>
> Sent: Sunday, August 15, 2010 8:15 PM
> Subject: Re: [TenTec] swr
>
>
>> My best guess is a component in your Palstar overheats and changes its
>> value
>> or the Palstar goes into bypass mode from RF feedback.
>>
>> Carl Moreschi N4PY
>> 121 Little Bell Dr
>> Hays, NC 28635
>> www.n4py.com
>>
>>
>> ----- Original Message -----
>> From: "John Molenda"<cdistflatfoot at gmail.com>
>> To: "TEN TEC DISCUSSION"<tentec at contesting.com>
>> Sent: Sunday, August 15, 2010 8:03 PM
>> Subject: [TenTec] swr
>>
>>
>>>   Hi All , I have a TT Orion II and when I use it on 160 with a palstar
>>> auto tuner , TT Titan III 417Amp  and a new zero five vertical antenna
>>> The swr runs a muck.  This only happens with 250 watts or more , the swr
>>> will read on the radio or  tuner say 3.1:1  the Palstar auto tuner
>>> knocks it down to 1:1 and all is fine then all of a sudden maybe in the
>>> middle of a qso the swr will rise to 3 .1:1and I have to re tune and of
>>> course this will send the amp into a fault position . It is almost like
>>> the tuner just stops working .  I can't remember if this has happened on
>>> other bands but it will happen on 160 .  to answer some questions , no
>>> the tuner in the OII is not on when I use the palstar tuner .  And Yes I
>>> have 48 radials down at 45 foot each.  I use no grounding inside the
>>> shack but my antennas and coax are grounded outside the shack .  Is the
>>> problem the radio , tuner , amp or what .And by the way the antenna
>>> plays real nice on all other bands .   thanks for your input in advance
>>> .  all the best ! John kb2huk
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