[Elecraft] Elecraft Digest, Vol 248, Issue 4

Wed Jan 15 14:07:11 EST 2025

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On Wed, Dec 18, 2024 at 11:04 PM <elecraft-request at mailman.qth.net> wrote:

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> Today's Topics:
>
>    1.  Mini coax connectors in K3, etc (n0tt1 at juno.com)
>    2. Re: Mini coax connectors in K3, etc (Jim Brown)
>    3. KPA500 Issue ? (Paul Ecker)
>    4. Re: KPA500 Issue ? (Bill Johnson)
>    5. Re: KPA500 Issue ? (Jack Brindle)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 17 Dec 2024 17:44:32 -0600
> From: <n0tt1 at juno.com>
> To: elecraft at mailman.qth.net
> Subject: [Elecraft]  Mini coax connectors in K3, etc
> Message-ID: <AABVYEDU4AR6F84A at smtpout01.vgs.untd.com>
> Content-Type: text/plain; charset=us-ascii
>
> Thanks Rick and all those who responded to my question!
>
> 73,
> Charlie, N0TT
>
> Message: 5
> Date: Mon, 16 Dec 2024 08:20:43 -0800
> From: Rick nk7i <rick.nk7i at gmail.com>
> To: elecraft at mailman.qth.net
> Subject: Re: [Elecraft] Mini coax connectors in K3, etc
> Message-ID: <943004bb-eee9-403e-a6ae-a4b24255ac23 at gmail.com>
> Content-Type: text/plain; charset=UTF-8; format=flowed
>
> The cables use TMP connectors.
>
> 73,
> Rick nk7i
>
>
> On 12/16/2024 7:43 AM, n0tt1 at juno.com wrote:
> > Guys,
> >
> > What is the name of those miniature coax connectors used
> > on the PC boards in the K3?
> >
> > Thanks,
> > Charlie
>
> ------------------------------
>
> Message: 2
> Date: Tue, 17 Dec 2024 16:39:21 -0800
> From: Jim Brown <jim at audiosystemsgroup.com>
> To: elecraft at mailman.qth.net
> Subject: Re: [Elecraft] Mini coax connectors in K3, etc
> Message-ID:
>         <34238e0c-7022-4d8e-817f-f9d7bca550c1 at audiosystemsgroup.com>
> Content-Type: text/plain; charset=UTF-8; format=flowed
>
> On 12/17/2024 3:44 PM, n0tt1 at juno.com wrote:
> > Thanks Rick and all those who responded to my question!
>
> Years ago, Elecraft provided a few on request.
>
> 73, Jim K9YC
>
>
> ------------------------------
>
> Message: 3
> Date: Wed, 18 Dec 2024 16:10:05 -0500
> From: Paul Ecker <eckerpw at gmail.com>
> To: elecraft at mailman.qth.net
> Subject: [Elecraft] KPA500 Issue ?
> Message-ID:
>         <CAJDGaPMFi-hW5OQvtE-8vAocT7Nst939F+p=
> eDRqus9TY6PAdA at mail.gmail.com>
> Content-Type: text/plain; charset="UTF-8"
>
>  Running K4D, KPA500, KAT500 and Win11 PC
> I have three antennas connected to the KAT500.
> The KPA500 works as expected with antenna 1 & 3 but when antenna 2 is
> selected , no power amplification is achieved
> Antenna 2 has low SWR on all bands.
> I did the testing with the same settings on the K4.
> So are there some settings in either the KPA or the KAT setup that I have
> missed that may be causing this problem.
> Any help would be appreciated
> 73 Paul w2eck
>
>
> ------------------------------
>
> Message: 4
> Date: Thu, 19 Dec 2024 00:38:58 +0000
> From: Bill Johnson <k9yeq at live.com>
> To: Paul Ecker <eckerpw at gmail.com>, "elecraft at mailman.qth.net"
>         <elecraft at mailman.qth.net>
> Subject: Re: [Elecraft] KPA500 Issue ?
> Message-ID:
>         <
> BY5PR19MB3796AE46CCBCD7D0884F8E989C062 at BY5PR19MB3796.namprd19.prod.outlook.com
> >
>
> Content-Type: text/plain; charset="us-ascii"
>
> Have you used the utility on the amp and tuner to be all three antenna
> choices are selected?  It's been awhile since I field tested the KAT500,
> but I do recall settings for such.
> Bill
> K9YEQ
>
> Get Outlook for Android<https://aka.ms/AAb9ysg>
> ________________________________
> From: elecraft-bounces at mailman.qth.net <elecraft-bounces at mailman.qth.net>
> on behalf of Paul Ecker <eckerpw at gmail.com>
> Sent: Wednesday, December 18, 2024 2:10:05 PM
> To: elecraft at mailman.qth.net <elecraft at mailman.qth.net>
> Subject: [Elecraft] KPA500 Issue ?
>
> Running K4D, KPA500, KAT500 and Win11 PC
> I have three antennas connected to the KAT500.
> The KPA500 works as expected with antenna 1 & 3 but when antenna 2 is
> selected , no power amplification is achieved
> Antenna 2 has low SWR on all bands.
> I did the testing with the same settings on the K4.
> So are there some settings in either the KPA or the KAT setup that I have
> missed that may be causing this problem.
> Any help would be appreciated
> 73 Paul w2eck
> ______________________________________________________________
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>
> ------------------------------
>
> Message: 5
> Date: Wed, 18 Dec 2024 20:24:52 -0600
> From: Jack Brindle <jackbrindle at me.com>
> To: Paul Ecker <eckerpw at gmail.com>
> Cc: elecraft at mailman.qth.net
> Subject: Re: [Elecraft] KPA500 Issue ?
> Message-ID: <AF2C2ABC-3045-46A3-8DF0-CC7E1383E42C at me.com>
> Content-Type: text/plain;       charset=utf-8
>
> The KAT500 and KPA500 don?t communicate, so there really is no way for the
> KPA to tell which antenna is selected.
>
> is there a fault shown when this situation occurs? How are you determining
> that the KPA has no power out? And,
> is there any power going into the KPA at that time?
>
> Very doubtful this is a KPA500 problem unless there is a fault. And then
> it would be a KAT500 or antenna issue.
> Take a close look at the transceiver to make sure it is actually
> outputting power to the KPA500.
>
> 73,
> Jack, W6FB
>
>
> > On Dec 18, 2024, at 3:10?PM, Paul Ecker <eckerpw at gmail.com> wrote:
> >
> > Running K4D, KPA500, KAT500 and Win11 PC
> > I have three antennas connected to the KAT500.
> > The KPA500 works as expected with antenna 1 & 3 but when antenna 2 is
> > selected , no power amplification is achieved
> > Antenna 2 has low SWR on all bands.
> > I did the testing with the same settings on the K4.
> > So are there some settings in either the KPA or the KAT setup that I have
> > missed that may be causing this problem.
> > Any help would be appreciated
> > 73 Paul w2eck
> > ______________________________________________________________
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> End of Elecraft Digest, Vol 248, Issue 4
> ****************************************
>