[Elecraft] PTT stuck? Error?

David Cutter d.cutter at ntlworld.com
Thu Nov 25 02:10:28 EST 2010


I had the same problem with a long earth lead.

David
G3UNA

----- Original Message ----- 
From: "Don Wilhelm" <w3fpr at embarqmail.com>
To: "david beckwith" <david.beckwith at att.net>
Cc: <elecraft at mailman.qth.net>
Sent: Thursday, November 25, 2010 2:21 AM
Subject: Re: [Elecraft] PTT stuck? Error?


>  Dave,
>
> Put a balun on your antenna.
>
> Seriously, that is likely being caused by "RF in the shack", and the
> only cure is to work on your antenna system to minimize it.
>
> 73,
> Don W3FPR
>
> On 11/24/2010 9:08 PM, david beckwith wrote:
>> A quick question.  I have a Heil Proset headset into the front of the K3.
>> Sometimes when I fire up my ACOM 1000 amp I experience the following 
>> problem. I
>> am running the K3 PTT relay thru an LP-100 and then into the amp, with a 
>> Palstar
>> tuner on the output side from the amp.  SWR is about 1.2 or 1.3.  I use a 
>> PTT
>> switch and it seems to "stick" open.  I am transmitting and when I 
>> release the
>> switch it doesn't immediately stop TX. Depending on the power out this 
>> may be
>> followed by an error message (which I forgot to record) that requires 
>> restarting
>> the K3.  This only happens when the amp is turned on.  Ideas?
>>
>> Thanks and 73
>>
>> Dave K6CGE
>>
> 


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