[CQ-Contest] Dual stubs

jukka.klemola at nokia.com jukka.klemola at nokia.com
Mon Jun 14 08:20:25 EDT 2004


Hi,

> So, if your 40m station's 2nd harmonic is causing 
> problems to your 20m station, here's an example of the 
> stub for the back of the 40m TX to minimize the 20m 
> harmonic:  (I didn't keep notes on the exact 
> frequencies I cut them to...)
> 
> Cut first 1/4 wave stub for 14050
> Cut spacing coax to 14150
> Cut 2nd 1/4 stub for 14225

How to incorporate 15m rejection on same spacing coax?

..
> I hope that helps.

At least created more questions !

> 
> Kenny K2KW

73,
Jukka OH6LI


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