[Elecraft] Diode Matrix for Band Out on K3

[Greg - AB7R]

And for those who like to melt solder, this is a great project too:

http://home.comcast.net/~kk1l/kk1l_2x6switch/

-------------------------
73,
Greg - AB7R
Whidbey Island WA
NA-065


On Thu Oct  7 15:51 , "Dave Hachadorian"  sent:

>Here's a great inexpensive band decoder:
>http://www.unifiedmicro.com/decoder.html
>
>The outputs are open collector. If you need a 12vdc source 
>instead, you will need to have a line driver or relay for each 
>output.
>
>Older K3's will require the External Band Data Pullup part of the
>K3 Negative ALC and Ext Band Data Pull-up Mods in order to work 
>with this unit. Or, you can buy a REMIOUPGD modified KIO3 Board 
>from Elecraft for $20.
>
>Newer K3's are good to go with no mods.
>
>Dave Hachadorian, K6LL
>Yuma, AZ
>
>
>
> 
>
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