[Elecraft] Antennas and Output Power - KPA-1500

[N4ZR]

No link, Dick.

73, Pete N4ZR
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On 10/15/2020 8:19 PM, Dick Dievendorff wrote:
> It's demonstrated around the last third of this K6XX video, where K6XX shows
> matches on antennas on the same frequency.
>
> 73 de Dick, K6KR
>
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net <elecraft-bounces at mailman.qth.net> On
> Behalf Of john at kk9a.com
> Sent: Thursday, October 15, 2020 17:07
> To: elecraft at mailman.qth.net
> Subject: Re: [Elecraft] Antennas and Output Power - KPA-1500
>
> Do you use both antennas on the same frequency?  I do not have a KPA1500 but
> I am curious how the tuner can remember the two different settings and know
> which trained setting to use when you switch antennas. (assuming that you're
> not also changing frequency).
>
> John KK9A
>
> N4ZR wrote:
>
> I have two antennas for 40M, a Carolina Windom and a full-wave parasitic
> sloper, the latter fed through a 4:1 balun.  The 1500's tuner handles both
> antennas nicely, and I have trained it on both of them, but when I switch
> from the Windom to the sloper (on an external antenna switch), the output
> power changes from ~1400 watts to nearly 1700, often triggering a high
> current fault.
>
> --
> 73, Pete N4ZR
>
>
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