[Amps] al-1500 parasitic?? or some other problem?

Jon Ogden na9d-2@speakeasy.net
Wed, 15 May 2002 18:07:51 -0500


on 5/15/02 1:36 PM, Steve Katz at stevek@jmr.com wrote:

> //Seems obvious this is NOT a parasitic, it's a product created
> elsewhere.  I've seen this kind of thing many times in densely populated
> contest stations, and it's often quite surprising what's caused it...things
> like oxidized guy cabling, all sorts of stuff.  Using a ferrite circulator
> between the amp and the feedline can help a lot, but an "HF - kilowatt"
> version of such an item is very costly. -WB2WIK/6

Maybe he should put some nichrome between his coax shields and tower?  Maybe
a blaun made out of nichrome for the beam?  Gotta stop those parasites!