[Elecraft] KPA1500 Tuner Question for the Group

Lyn Norstad Lyn at LNAINC.com
Tue Apr 21 12:24:58 EDT 2020


Thanks Clay.

The Palstar HF Auto, rated at 1800 watts PEP, "looks like" it has the same components as their 5K manual tuner, which is rated at 3500 watts PEP continuous and also rated at 2000 ohms max, which is 40:1.

What 3rd party software are you using?

73
Lyn, W0LEN

-----Original Message-----
From: elecraft-bounces at mailman.qth.net [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Clay Autery
Sent: Tuesday, April 21, 2020 10:23 AM
To: elecraft at mailman.qth.net
Subject: Re: [Elecraft] KPA1500 Tuner Question for the Group

To my knowledge the best (only?) auto-tuner capable of handling legal 
limit is the HF Auto, which is rated at 18800 watts....  Don't remember 
the duty cycle spec.
However, AFTER making my way through the learning curve on it and the 
software available 3rd party, I have to say, it is simply awesome.

Of course, I don't think it will do 10:1 either....  Can't imagine the 
monster tuner (likely manual) that you'd have to build to handle 10:1 at 
1500Watss, 100% duty cycle...

73,

______________________
Clay Autery, KY5G
(318) 518-1389

On 04/21/20 09:59, Lyn Norstad wrote:
> Since the tuner built in to the KPA1500 is not able to handle the full power
> of the amp at a 10:1 SWR (like the KAT/KPA500 Combo), what tuner(s) are you
> using if you need that kind of matching capability (i.e.: for balanced feed,
> etc.)?
>
>   
>
> 73
>
> Lyn, W0LEN
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