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LF: Re: RE: Re: Re: Re²: Tune the loop...

To: [email protected]
Subject: LF: Re: RE: Re: Re: Re²: Tune the loop...
From: "F6CWN" <[email protected]>
Date: Wed, 25 Aug 2004 21:49:56 -0000
References: <F5878FE035382745BF8928154A07D3D1938AFC@TNS-FBU-2E-006.corp.telenor.no>
Reply-to: [email protected]
Sender: [email protected]
25./08/2004   2145z
 
 
 Hello Jan-Martin and the list,
 
1/100 for the coupling aera ratio seem to be good indeed Jan-Martin, i will try.
Thanks for the info.
 
A little question: is that possible to couple little loops  like VHF yagis with
 delays lines and hybrid mixers? Maybe a stupid question... just coming... 
 
73: Jeff
 
----- Original Message -----
Sent: Wednesday, August 25, 2004 4:49 PM
Subject: LF: RE: Re: Re: Re²: Tune the loop with varicap or tuning condenser

Hi
 
I got to the conclusion that the coupling loops should have an area of 1/100's the tuned loop.
Note that some suggest using tuning capacitor for the loop. My loop tuning is so sharp - it is 25dB variation from 136-138.8kHz, so the only way out is to use varicap tuning
 
73 Jan-Martin

 

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