[Elecraft] [K2] 160 meter module install

Brian Denley b.denley at comcast.net
Sat Jan 15 23:15:25 EST 2011


Thanks Don.  Will do.
Brian
KB1VBF
http://home.comcast.net/~b.denley/index.html

----- Original Message ----- 
From: "Don Wilhelm" <w3fpr at embarqmail.com>
To: "Brian Denley" <b.denley at comcast.net>
Cc: "Elecraft Reflector" <elecraft at mailman.qth.net>
Sent: Saturday, January 15, 2011 10:56 PM
Subject: Re: [Elecraft] [K2] 160 meter module install


>  Brian,
>
> Yes, I would advise it, but do not simply peak for 160 meters because some 
> compromise may have to be made.
> The way I do it is to first peak the inductors on 80 meter (already done 
> on your K2), then set the K2 to 1850 kHz.  Do a TUNE at 1.5 to 2 watts and 
> make a notation of where the L3 and L4 slugs are located before doing any 
> adjustment.  Now peak on 160 meters.  Look at the position of the slug 
> after finding the peak and set it halfway between the best 80 meter 
> position and the 160 meter position.  I have never seen a case where the 
> slug ended up more than 1/4 turn away from the peak setting for 80 meters.
>
> 73,
> Don W3FPR
>
> On 1/15/2011 10:34 PM, Brian Denley wrote:
>> I have assembled and installed this module and everything seems to work
>> fine, including the RANT.  Is it really advisable to adjust L3 and L4 
>> again
>> given that the receiver has been previously calibrated and adjusted on 80
>> meters already (both bands share L3 and L4)?
>> Thanks
>> Brian
>> KB1VBF
>> 



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