[Elecraft] XG1 and K2 question

Phil Wheeler w7ox at socal.rr.com
Fri Feb 14 16:52:46 EST 2014


Yes, Don. "59 OM. Pse repeat your name and QTH" :-)

Phil -- Sent from my iPhone 5S

> On Feb 14, 2014, at 13:32, Don Wilhelm <w3fpr at embarqmail.com> wrote:
> 
> Ed,
> 
> You will have to make up your own mind on that question.
> If you normally use the bands that usually have the preamp on, you would probably want to set it with the preamp on.
> 
> However if most of your activity is on bands where you do not run the preamp, set it with the preamp off.
> 
> Keep in mind that the S-meter display can be a relative indication rather than an absolute.  The K2 does a lot better than many other transceivers in that the s-meter calibration can be set according to your desires or to some 'standard' such as the normally accepted -73 dBm (50 uV) indicating S-9.
> 
> If you choose to calibrate with the preamp on, just add 2 S-units to the reading, or if above S-9, add 10 dB when giving reports with the preamp off.  Conversely, subtract 2 S-units or 10 dB when operating with the preamp on if you calibrated it with the preamp off.
> 
> Some folks like to see a "lively" S-meter in all cases, and if you are one of those, set it with the preamp off.
> Isn't everyone S-9 unless you are running QRP and then it is S-5 :-) .  I have heard very few really honest reports in my days.
> 
> 73,
> Don W3FPR
> 
>> On 2/14/2014 4:08 PM, Eddy wrote:
>> Hello K2 receiver wizards, what makes more sense when using the XG1 to set the S-meter on a K2, pre-amp on or off? As you well know, pre-amp makes a big difference on 40mtr......I suppose most K2 owners turn pre-amp on from 20mtrs and up, while turning it off 160-40 for better selectivity.
>> 
>> Many thanks for your advice and opinions.
> 


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