[TowerTalk] 402CD

Roger Cooke G3LDI roger at g3ldi.co.uk
Mon Dec 1 07:20:27 EST 2014


Hi.

I am trying to get a Cushcraft 402CD to work. It was given to me by 
somebody who had stored it for
  a considerable time in his garage.  I assemble it, using some lube 
on the aluminium joints etc and
checked all measurements.  I fed it with a velocity corrected piece 
of coax via a 1:1 balun and put
  it up.  It is only at about 30ft, but the resonance is around 
6.8MHz and the SWR is about 3:1.

   I think it should be much better than that, but can't find any 
problem with it. I am now suspecting
the loading coils and their connections.  Although the insulation 
looks fine, has anybody else had
problems with these? I am clutching straws now!!

73 de Roger, G3LDI


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