[Elecraft] K2 v K3

David Cutter d.cutter at ntlworld.com
Thu May 8 01:16:29 EDT 2008


Similar to vinyl vs. cd

David
G3UNA

> Mike,
>
> I believe it is all in the perception.  The K2 is all analog (unless the 
> KDSP2 is active), but the K3 processing is digital.  Each has its own 
> advantages and artifacts to contend with.  Analog can soften the 
> background noise while the digital DSP can reproduce it 'in all its 
> glory'.
> I equate this perception to the folks in the audiophile world who claim 
> that vacuum tube amplifiers are better because they are 'warmer'.  Actual 
> measurement will show that solid state amplifiers can better  duplicate 
> the input waveform while vacuum tube gear adds 2nd and 3rd harmonic 
> distortion to the output.
>
> To each his own.  Remember that perception is 99% of reality.
>
> 73,
> Don W3FPR
>
> Mike Harris wrote:
>> Hi,
>>
>> I put my K2 #1400 back on line last night to have a listen around 40M CW. 
>> I'm getting a bit fed up with one step forward, half a step back firmware 
>> upgrades and am giving it a rest for a while.  Anyway, I was surprised 
>> just how nice it sounded compared to my K3.  The audio seems softer and 
>> warmer somehow.  Same bandwidth (400Hz), same phones.  The K3 background 
>> noise just sounded harder, more harsh.  I've had this feeling from day 
>> one.
>> 



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