What autotuner are you using?

-Tim
--------
Sent from my iPhone

On Jul 16, 2010, at 9:21 PM, Graham Haddock <[email protected]> wrote:

> All:
> 
> I personally use my FLEX-1500 with an automatic antenna tuner
> at the full five watts.  No problems. Just leave the drive at 100 percent
> and let it tune away.  I don't see any reason to turn down the power
> for tuning.  The output transistor is rugged and not running anywhere
> close to its limits.
> 
> --- Graham
> 
> ==
> 
> 
> On Fri, Jul 16, 2010 at 5:20 PM, David McKenzie <[email protected]> wrote:
> 
>> I just picked up a used Z-817 from HRO. When it arrives I'm going to see
>> about interfacing it with my 1500. It's 0.01-20W and runs on batteries.
>> 
>> On Fri, Jul 16, 2010 at 5:54 PM, Tim Ellison <[email protected]> wrote:
>> 
>>> The 1-125 is the operating wattage of the auto tuner.  The manual does
>> not
>>> state what the minimum wattage is for tuning but the max wattage is 25
>>> watts.  It will be interesting if it will actually tune with 5 watts.
>>> Please let us know when you get the FLEX-1500.
>>> 
>>> 
>>> -Tim
>>> -----
>>> W4TME
>>> 
>>> 
>>> -----Original Message-----
>>> From: Richard Allen [mailto:[email protected]]
>>> Sent: Friday, July 16, 2010 5:24 PM
>>> To: Tim Ellison
>>> Cc: [email protected]; [email protected]
>>> Subject: Re: [FlexEdge] 1500 to at100proII tuner
>>> 
>>> Hi Tim,
>>> 
>>> Specs say 1-125 watts. If needed, the LDG  folks have another that
>>> claims 0.1 watts on the low end.
>>> 
>>> The question still remains.
>>> 
>>> Richard W5SXD
>>> 
>>> On Jul 16, 2010, at 4:18 PM, Tim Ellison <[email protected]> wrote:
>>> 
>>>> Will your autotuner actually tune with 5 watts?  Mine needs a little
>>>> more than 5 watts to get an accurate SWR reading so my autotuner
>>>> doesn't actually work with the FLEX-1500.
>>>> 
>>>> 
>>>> -Tim
>>>> -----
>>>> W4TME
>>>> 
>>>> 
>>>> -----Original Message-----
>>>> From: [email protected] [mailto:flexedge-boun...@flex-
>>>> radio.biz] On Behalf Of richard allen
>>>> Sent: Friday, July 16, 2010 5:15 PM
>>>> To: [email protected]
>>>> Cc: [email protected]; [email protected]
>>>> Subject: [FlexEdge] 1500 to at100proII tuner
>>>> 
>>>> Graham and others,
>>>> 
>>>> In preparation for using with my new 1500 (just shipped today), I
>>>> was testing an LDG at100proII tuner on one of my fully loaded
>>>> sdr-1000's.  Each band I went to, I lowered the power output to 10
>>>> watts with the internal tuner off. Started at 40m then
>>>> 20 and all was ok.  The LDG box auto tuned perfectly.  I then raised
>>>> the power to 75 w out and all was fine.
>>>> 
>>>> I then went to 18 MHz and forgot to drop the power from the default
>>>> setting.  When the LDG started to autotune, the sdr1000 stopped
>>>> putting out any power.  It appears that I have blown the sdr1000
>>>> final since it did not have foldback power limiting
>>>> (I guess).
>>>> 
>>>> Reading the caveats in the new 1500 manual about a proper 50 ohm
>>>> load, I am concerned about how the 1500 will respond to an external
>>>> autotuner.  Will I be ok in not lowering the output power each time
>>>> I autotune?
>>>> 
>>>> Regards,
>>>> 
>>>> Richard W5SXD
>>>> 
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>>>> This is the FlexRadio Systems e-mail Reflector called FlexEdge.  It
>>>> is used for posting topics related to SDR software development and
>>>> experimentalist who are using alpha and beta versions of the software.
>>> 
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>>> This is the FlexRadio Systems e-mail Reflector called FlexEdge.  It is
>> used
>>> for posting topics related to SDR software development and
>> experimentalist
>>> who are using alpha and beta versions of the software.
>>> 
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>> for posting topics related to SDR software development and experimentalist
>> who are using alpha and beta versions of the software.
>> 
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> for posting topics related to SDR software development and experimentalist 
> who are using beta versions of the software.

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