[Elecraft] KPA500 AUX Cable Keying

[n5ge at n5ge.com]

Hello Iain,

No it's not in line, but I sure thought of putting it in line so I could use the
key line between the amp and the rig.

The amp and the rig are communicating with each other just fine, but the amp
won't key.

Thanks for the help.

73,
Tom
Amateur Radio Operator N5GE
ARRL Lifetime Member
QCWA Lifetime Member


On Wed, 29 Jun 2011 05:24:19 +0000, iain macdonnell - N6ML <ar at dseven.org>
wrote:

>Hi Tom,
>
>Do you have the "Key line interrupter", as described in:
>
>http://www.elecraft.com/manual/KPAK3AUX%20Cable%20Set%20Instructions.pdf
>
>installed? If so, you might try removing it....
>
>    ~iain / N6ML
>
>
>
>On Wed, Jun 29, 2011 at 4:45 AM,  <n5ge at n5ge.com> wrote:
>>
>> Y' All
>>
>> According to page 21 of the KPA500 owner's manual, when the Aux Cable is used
>> with the KPA500 the PTT Cable should not be used.
>>
>> I have the KPAK3AUX cable connected between the K3 And the KPA500 via the Y
>> cable that came with the cable kit, so that I can continue using my KR2C2.
>>
>> The KRC2 is working as was before.
>>
>> I have set all the power levels for the amp Standby and Operate of the KPA500
>> and I can see that it is controlling the K3's output power in both Standby and
>> Operate, and is changing bands when the K3 changes bands, but the KPA500 is not
>> keying when in Operate on any band.
>>
>> The Amp was keying and producing output as expected with around 30W drive before
>> I hooked up the AUX cable.  I'm sure I've failed to make a setting on the amp or
>> the rig, but I'll be darned if I can find a setting that even vagely sounds like
>> the one to make.
>>
>> Can someone shed some light on what I need to do to get the amp to key with the
>> Aux Cable connected?
>>
>> 73,
>> Tom
>> Amateur Radio Operator N5GE
>> ARRL Lifetime Member
>> QCWA Lifetime Member
>>
>>
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