[TowerTalk] coax stubs /bandpass filter

[Stein Roar Brobakken]

Ok, I will try to make two of them in serial.

Did you use any recommended spacing between them ?

73 LA6FJA Rag


-----Opprinnelig melding-----
Fra: leewical at lava.net [mailto:leewical at lava.net] 
Sendt: 30. mars 2010 01:09
Til: Stein Roar LA6FJA-K3RAG
Emne: Re: [TowerTalk] coax stubs /bandpass filter

DOUBLE UP ON THERM. PUT A SECOND COAXSTUB FILKTER. IT WORKED FOR ME.
LEE

Quoting Stein Roar LA6FJA-K3RAG <s-roabr at online.no>:

> Hi
>
> I have made a set of coaxstubs for bandpass filter, but it is not   
> enough attunation..
> Is it normal with 20-30 db attunation ??
>
>
> We had big problems during WPX SSB as LN5O we experienced that the   
> stubs didnt attunate enough between 20 40 & 15m...
>
> Have anyone idea about kits or assembled coils for making bandpassfilters
?
>
> Is there anyone having a old bandpassfilter(s) box collection dust   
> or having ideas how to build contact PM to la6fja at gmail.com
>
> 73 LA6FJA Rag
>