Yes, but you still want the tuner between the output of the amp and the
antenna, not between the output of the radio and the input of the amplifier.
Steve
----- Original Message -----
From: "Butch Bussen" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Friday, September 17, 2010 22:53
Subject: Re: auto antenna tuner
> You're probably right, my amp input should be a good match. No tuning
> on my amp though, that is why I'm looking at a tuner. It is a magnus
> solid state amp, puts out around 600 watts or so.
> 73
> Butch Bussen
> wa0vjr
> open Node 3148
> Las Vegas
>
>
> On Fri, 17 Sep 2010,
> colin McDonald wrote:
>
>> isn't all that tuning of the amplifier partially responsible for tuning
>> the
>> input as well?
>> seems to me that you shouldn't need to use any sort of tuner on the input
>> of
>> the amp from the radio.
>> 73
>> Colin, V A6BKX
>> ----- Original Message -----
>> From: "Steve Dresser" <[log in to unmask]>
>> To: <[log in to unmask]>
>> Sent: Friday, September 17, 2010 6:23 PM
>> Subject: Re: auto antenna tuner
>>
>>
>>> Actually, you don't want to use the internal tuner when the amp is on.
>>> If
>>> you did, you'd be attempting to match the input of your amplifier
>>> instead
>>> of
>>> your antenna.
>>>
>>> Steve
>>>
>>> ----- Original Message -----
>>> From: "Butch Bussen" <[log in to unmask]>
>>> To: <[log in to unmask]>
>>> Sent: Friday, September 17, 2010 12:43
>>> Subject: Re: auto antenna tuner
>>>
>>>
>>>> What I am wondering, if you have this interface, how do you also use
>>>> the
>>>> tuner in the radio. Maybe I wouldn't have to, but I'd want to use the
>>>> internal tuner when the amp is on. Just wondering how you control
>>>> both,
>>>> or am I making this to complicated?
>>>> 73
>>>> Butch Bussen
>>>> wa0vjr
>>>> open Node 3148
>>>> Las Vegas
>>>>
>>>>
>>>> On Fri, 17 Sep 2010, Steve Dresser
>>>> wrote:
>>>>
>>>>> John,
>>>>>
>>>>> Do they have an interface for the TS2000?
>>>>>
>>>>> Steve
>>>>>
>>>>> ----- Original Message -----
>>>>> From: "John Miller" <[log in to unmask]>
>>>>> To: <[log in to unmask]>
>>>>> Sent: Friday, September 17, 2010 11:40
>>>>> Subject: Re: auto antenna tuner
>>>>>
>>>>>
>>>>>> The LDG tuners you can get an interface for and have for a long time,
>>>>>> so
>>>>>> you
>>>>>> can hook it to the radio and use the tune button and it will drop the
>>>>>> power
>>>>>> and all.
>>>>>> ----- Original Message -----
>>>>>> From: "Steve Forst" <[log in to unmask]>
>>>>>> To: <[log in to unmask]>
>>>>>> Sent: Friday, September 17, 2010 11:10 AM
>>>>>> Subject: Re: auto antenna tuner
>>>>>>
>>>>>>
>>>>>>> Steve,
>>>>>>>
>>>>>>> Well I did take a deep breath before ordering. While I have never
>>>>>>> had
>>>>>>> a lot of MFJ stuff, the stuff I've had over the years has all worked
>>>>>>> fine. I know others haven't been so lucky, but I've had this one
>>>>>>> over
>>>>>>> 2 years with no problems.
>>>>>>>
>>>>>>> I can't compare to the LDG since I've never owned one. At the time
>>>>>>> of
>>>>>>> purchase I did compare the specs for both. The LDG had 6 meter
>>>>>>> coverage, but I work very little 6M and no amp, so no big deal.
>>>>>>> The
>>>>>>> MFJ offered higher power (1.5K vs. 1K) as well as the ability to
>>>>>>> automatically lower rf drive and change to cw for tuning, while the
>>>>>>> LDG
>>>>>>> required you to do all that manually. The MFJ also had the amp
>>>>>>> relay
>>>>>>> connections. Of course LDG may have something out today with more
>>>>>>> features.
>>>>>>>
>>>>>>> Truth is, I've switched the MFJ and the Palstar manual tuner in and
>>>>>>> out
>>>>>>> of the system a number of times over the past 2 years. Each has
>>>>>>> it's
>>>>>>> benefits. I would have loved a Palstar auto tuner, but too rich
>>>>>>> for
>>>>>>> me. The Palstar auto had a motor driven roller inductor and
>>>>>>> either
>>>>>>> 1
>>>>>>> or 2 moter driven caps. It just went out of production, but a new
>>>>>>> one
>>>>>>> is coming soon, although I've not seen any specs on it.
>>>>>>>
>>>>>>> 73, Steve KW3A
>>>>>>>
>>>>>>> On 9/17/2010 10:25 AM, Steve Dresser wrote:
>>>>>>>> Steve,
>>>>>>>>
>>>>>>>> How do you think your MFJ auto-tuner stacks up against LDG's
>>>>>>>> AT-1000?
>>>>>>>> I'm
>>>>>>>> sure the MFJ is cheaper, but based on things I've heard about other
>>>>>>>> MFJ
>>>>>>>> tuners, I wonder how reliable the internal components are.
>>>>>>>>
>>>>>>>> Steve
>>>>>>>>
>>>>>>>> ----- Original Message -----
>>>>>>>> From: "Steve Forst"<[log in to unmask]>
>>>>>>>> To:<[log in to unmask]>
>>>>>>>> Sent: Friday, September 17, 2010 10:05
>>>>>>>> Subject: Re: auto antenna tuner
>>>>>>>>
>>>>>>>>
>>>>>>>>> Butch,
>>>>>>>>>
>>>>>>>>> I have a MFJ-998 in the shack. I'd give it a 4 out of 5 rating.
>>>>>>>>> It
>>>>>>>>> will handle 1500 watts, which is more then my AL-80B or THP solid
>>>>>>>>> state
>>>>>>>>> amp will put out. The problem I think you will find with auto
>>>>>>>>> tuners
>>>>>>>>> including the ones built into the radio is limited matching range
>>>>>>>>> due
>>>>>>>>> to
>>>>>>>>> the fixed values of L and C. You won't be able to load your
>>>>>>>>> grandmother's walker on 40 meters.
>>>>>>>>> It has a ton of memories and up and down L and C buttons so you
>>>>>>>>> can
>>>>>>>>> find
>>>>>>>>> a match manually if the auto function can't. An optional 20$
>>>>>>>>> cable
>>>>>>>>> will interface to many rigs, and when connected this way hitting
>>>>>>>>> the
>>>>>>>>> auto tune button on the rig bypasses the internal tuner, puts the
>>>>>>>>> rig
>>>>>>>>> into cw mode at low power for the tune process, then returns to
>>>>>>>>> original mode and power when tuning is complete. If the amp
>>>>>>>>> relay
>>>>>>>>> jacks on the tuner are connected between the amp and radio, the
>>>>>>>>> amp
>>>>>>>>> will be bypassed during tune up. This relay is also supposed to
>>>>>>>>> prevent the amp from keying in the event of a high swr, but I
>>>>>>>>> can't
>>>>>>>>> say
>>>>>>>>> that I've really tested this function fully.
>>>>>>>>>
>>>>>>>>> There are some menus for which sighted help would be needed, but
>>>>>>>>> they
>>>>>>>>> are the set it and forget it type of stuff. Things like swr
>>>>>>>>> point
>>>>>>>>> at
>>>>>>>>> which it should start looking for a better match, and swr point
>>>>>>>>> for
>>>>>>>>> the
>>>>>>>>> amp relay to bypass the amp.
>>>>>>>>>
>>>>>>>>> 73, Steve KW3A
>>>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>
>>
>
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