[Elecraft] Elecraft keyer chip replacement

Matt VK2RQ matt.vk2rq at gmail.com
Thu Aug 22 02:47:51 EDT 2013


This article may be of interest:
https://sites.google.com/a/ke7x.com/www/home/miscellaneous-k3-information/k3-and-kx3-cw-wgt

73,
Matt VK2RQ

On 22/08/2013, at 4:41 PM, Klaus Koppendorfer <KK at ccf.net> wrote:

> Is there actualy a timing problem with kx3 cpu ??
> Keying with 30wpm and more the dot-dash ratio is incorrect - very short dots like a machine gun :)
> Compared to my k1, kx1,k2 and k3 the cw from internal keyer of kx3 is terrible
> 
> Dick, do you think there will be a solution in firmware soon ??
> 
> Vy73
> Klaus
> Oe6kyg
> 
> 
> Elecraft does not use separate keyer chips.  Morse code generation is performed by the main microcontroller.
> 
> Dick, K6KR
> 
> 
> Since I am interested in the Ultimatic mode and the Bug mode I have on my Pico keyer, can anyone tell me (I am mostly concerned with the KX1 and also the KX3 keyer chip):
>  
> 1)
> Do the Elecraft keyer chips have these modes?
>  
> 2)
> Is the Elecraft keyer keyer chip (drop-in) upgradable to a Pico Keyer chip?
>  
> David, k3tue
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