[Elecraft] KPA1500 DC Connector Failure

Dave dave at ad6a.com
Tue Dec 22 02:10:19 EST 2020


     
 

 That's how it used to work, yes. Now it pushes all the way in but it just won't stay there. The clicks are gone. I'll have to look at both sides of the connector and compare with new ones.
 

 
Dave AD6A
 
 
 
   
 
 
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> On Dec 21, 2020 at 9:43 PM,  <Hisashi T Fujinaka (mailto:htodd at twofifty.com)>  wrote:
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>  Two clicks? You push it in and there's two clicks. Every problem I've had (once) was I forgot the second click. On Mon, 21 Dec 2020, AD6A wrote:  >  Hi Folks,  >   >  I just had a wierd DC connector failure on my KPA1500. The 75A power pole connector that feeds the back of the amplifier section just falls out. It hasn't been hit/moved or anything for years. The failure seems to be due to the weight of the DC cable continually pulling down on the connector - the amp section is on my operating desk and the power supply section is directly underneath it on the floor. That cable is pretty heavy stuff, so I'm not really surprised.  >   >  So, what's the fix? Has anyone else had this issue?  >   >  I can easily replace the power pole connectors at the amp end of the cable (maybe just lose a couple of inches of the cable - not a big deal), but what if the "wear" is in the connector part that's soldered to the PCB inside the amp section? I guess I could take it all apart and replace them 
if needed....but I'd rather not have to.  >   >  Any ideas?  >  Cheers es 73,  >  Dave Fifield  >  AD6A  >   >  --  >  This email has been checked for viruses by Avast antivirus software.  >   https://www.avast.com/antivirus   >  ______________________________________________________________  >  Elecraft mailing list  >  Home:  http://mailman.qth.net/mailman/listinfo/elecraft   >  Help:  http://mailman.qth.net/mmfaq.htm   >  Post:  mailto:Elecraft at mailman.qth.net   >   >  This list hosted by:  http://www.qsl.net   >  Please help support this email list:  http://www.qsl.net/donate.html   >  Message delivered to  htodd at twofifty.com (mailto:htodd at twofifty.com)  -- Hisashi T Fujinaka -  htodd at twofifty.com (mailto:htodd at twofifty.com)  BSEE + BSChem + BAEnglish + MSCS + $2.50 = coffee 
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