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Subject:
From:
John Miller <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Wed, 13 Feb 2008 22:28:30 -0500
Content-Type:
text/plain
Parts/Attachments:
text/plain (156 lines)
I'm still waiting to put up my 6 meter antenna, I made a dipole and when I 
do my antenna work in the spring that will go up with a dedicated 40 meter 
dipole and my cobra ultralite. Someday my 900 MHZ repeater, 900 MHZ beam, 
and a ton of other projects I have piled up here will go up too but I'll 
take it 1 at a time.
----- Original Message ----- 
From: "Steve Dresser" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, February 13, 2008 9:58 PM
Subject: Re: LDG AT-1000Pro


> Steve,
>
> Right now, I don't even have a 6 meter antenna, but since the radio has 6
> meters, I want that band in the tuner.  I have an Ameratron *11-H, and
> haven't had any problems with it.  I'm not as worried about hurting the 
> amp
> as you might be since it's a tube amp, and tubes are a little more 
> forgiving
> than transistors.  I read some reviews on the AT-1000Pro, and two out of
> three were favorable.  The one that was slightly less so (3 out of 5) was
> actually the best review, and his issue was that the tuner couldn't get 
> the
> SWR all the way to 1:1.  He also couldn't get his 160 meter dipole to tune
> up on other bands, so he finally bought a Palstar for almost twice the
> price.  I can't justify spending nearly $1300 for a tuner, especially when
> the radio itself doesn't cost that much.
>
> Steve
>
> ----- Original Message ----- 
> From: "Steve Forst" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Wednesday, February 13, 2008 21:39
> Subject: Re: LDG AT-1000Pro
>
>
>> Steve,
>>
>> Yeah, the QC at MFJ is always a question.   It's one reason I went with a
>> THP amp instead of Ameritron.  I would also like 6 meters and even though
>> the  LDG's power is limited  to something like 250 watts on 6, it is 
>> still
>> nice to have that band in the tuner.
>>
>> Good luck with any future purchase.
>>
>> 73, Steve KW3A
>> ----- Original Message ----- 
>> From: "Steve Dresser" <[log in to unmask]>
>> To: <[log in to unmask]>
>> Sent: Wednesday, February 13, 2008 8:38 PM
>> Subject: Re: LDG AT-1000Pro
>>
>>
>>> Steve,
>>>
>>> You're right.  The LDG manual specifically tells you to put the amp in
>>> stand-by while tuning.  That's probably not a bad idea anyway just in
>>> case
>>> something goes wrong.
>>>
>>> Steve
>>>
>>> ----- Original Message ----- 
>>> From: "Steve Forst" <[log in to unmask]>
>>> To: <[log in to unmask]>
>>> Sent: Wednesday, February 13, 2008 19:27
>>> Subject: Re: LDG AT-1000Pro
>>>
>>>
>>>> As I  re-read the manual for the LDG, it doesn't appear to  have this
>>>> feature.  Also it looks as though you are supposed to  manually put the
>>>> amp
>>>> into standby  and tune at a low power setting  on the LDG and then
>>>> increase
>>>> power and put amp into operate, all manually.  It looks like the MFJ
>>>> does
>>>> all this with the touch of the tuner button on the rig ( of course with
>>>> all
>>>> needed cables connected).
>>>>
>>>> I'll have to investigate a bit more before plunking down any money. 
>>>> My
>>>> Palstar manual tuner works fine, but the amp is swr sensitive  and with
>>>> small bandwidth on 160 and 80 I  do a lot of antenna tuning.
>>>>
>>>> 73, Steve KW3A
>>>> ----- Original Message ----- 
>>>> From: "John Miller" <[log in to unmask]>
>>>> To: <[log in to unmask]>
>>>> Sent: Wednesday, February 13, 2008 7:06 PM
>>>> Subject: Re: LDG AT-1000Pro
>>>>
>>>>
>>>>> I've never seen one that bypasses the amp for high SWR but I thought
>>>>> the
>>>>> LDG
>>>>> did say something about something like that in the manual.
>>>>> ----- Original Message ----- 
>>>>> From: "Steve Forst" <[log in to unmask]>
>>>>> To: <[log in to unmask]>
>>>>> Sent: Wednesday, February 13, 2008 5:57 PM
>>>>> Subject: Re: LDG AT-1000Pro
>>>>>
>>>>>
>>>>>> John,
>>>>>>
>>>>>> Will the LDG bypass the amp while tuning  or in the case of high swr?
>>>>>> I've
>>>>>> looked at specs and manuals for a number of high power auto tuners,
>>>>>> and
>>>>>> while I may have missed something somewhere, I don't recall seeing it
>>>>>> on
>>>>>> other units.
>>>>>>
>>>>>> Other manufacturers may  do something different, but it appears that
>>>>>> in
>>>>>> the
>>>>>> 998 the  amp keying line  goes from rig to tuner and then to amp so
>>>>>> the
>>>>>> tuner can  prevent the amp from being keyed during tune-up or  in the
>>>>>> event
>>>>>> of high swr.
>>>>>>
>>>>>> Tnx for the  info.
>>>>>>
>>>>>> 73, Steve KW3A
>>>>>>
>>>>>>
>>>>>> ----- Original Message ----- 
>>>>>> From: "John Miller" <[log in to unmask]>
>>>>>> To: <[log in to unmask]>
>>>>>> Sent: Wednesday, February 13, 2008 4:01 PM
>>>>>> Subject: Re: LDG AT-1000Pro
>>>>>>
>>>>>>
>>>>>>> The LDG one will do all that too.
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>>
>>
>>
>>
>>
> 

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