[Elecraft] K2/100 HI CUR

JohnChanceRead at aol.com JohnChanceRead at aol.com
Thu Dec 8 14:57:43 EST 2005


I have enjoyed reading the problems of others but now its 'the winter of my  
discontent' as they say.  
I've successfully built the K2, KSB, 160 converter, DSP and finished the  ATU 
(needs testing and not connected). I am now finishing the K100
I have got to the end of the test where one fires up with 20W and I've got  
HI CUR.  I have gone through the tests 3 times now and  cannot see any 
irregularities.  I have looked at R21-22 and T1  and turned R26/R27 slightly clockwise 
as advise but still have the  problem.
I am feeding into 239 socket and 213 cable through a Kenwood ATU and then  
into Bird 500W load.  All tests are perfect of the K2.
I noted on my power supply source that when set to 20W the PSU is  delivering 
about 3 amps.  The Kenwood Power Meter is not reading anything  much and the 
K2 LCD shows   1.0-1.
Although in the production of electronics during my life, I left 'amateur  
radio' some 15 years ago when I went deaf.  I am now try to pick up the  threads 
and I cannot remember how those funning things with three legs work  !!.
I would really appreciate some help here guys.
Regards John G4BOU
 
 


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