[Elecraft] KPA1500 ATU question
Pete Smith N4ZR
pete.n4zr at gmail.com
Tue Sep 13 16:22:28 EDT 2022
IMO, the really critical thing to do is to follow the table in the
manual and "train" the ATU at the recommended intervals on each band.
Once you have done this it effectively becomes a 1500-watt transceiver
(unless, of course, you have more than two antennas per band).
73, Pete N4ZR
Check out the new Reverse Beacon Network
web server at<https://reversebeacon.net>.
For spots, please use your favorite
"retail" DX cluster.
On 9/13/2022 3:03 PM, Jorge Diez - CX6VM wrote:
> thanks all very much for the tips
>
> 73,
> Jorge
> CX6VM/CW5W
>
> El mar, 13 sept 2022 a las 15:29, Dick Dievendorff (<dick at elecraft.com>)
> escribió:
>
>> What I do is leave the ATU function ON for all bands. If my 6 meter SWR
>> is “really good”, the ATU tune operation (done once in a “training
>> session”) discovers this and selects ATU bypassed as the preferred ATU
>> setting. Both ATU LEDs are illuminated, indicating that the ATU function is
>> enabled, but the current ATU a setting is bypassed.
>>
>> Some of my HF antennas have good SWR at one end of the band but need more
>> ATU assistance at other frequencies. I don’t turn the ATU on and off, my
>> ATU relay settings are “bypassed” on some frequencies.
>>
>> You can choose the “really good” SWR threshold, by band, in a menu or the
>> KPA1500 Utility. I think it defaults to 1.2 to 1.
>>
>> 73 de Dick, K6KR
>>
>>> On Sep 13, 2022, at 10:14, Jorge Diez - CX6VM<cx6vm.jorge at gmail.com>
>> wrote:
>>> hello
>>>
>>> How can I use the KPA1500 to remember what bands need ATU IN and what
>> bands
>>> need ATU BYP?
>>>
>>> I have ATU IN on HF bands, but when I change to 6 mts I need that KPA1500
>>> change to ATU BYP
>>>
>>> Is this possible?
>>>
>>> thanks!
>>> --
>>> 73,
>>> Jorge
>>> CX6VM/CW5W
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