[Elecraft] attenuator in amp was Re: K3 and Expert 1K-FA

[Eric Swartz - WA6HHQ, Elecraft]

You will need the mod.

This change was included on All K3s shipped on Dec 10, 2008 and later. 
(Rev B KIO3 Digital board)

See: http://www.elecraft.com/K3/k3_app_notes.htm
and scroll down to:
"K3 Negative ALC and Ext Band Data Pull-up Mods, Rev B:  REMIOUPGD"

73, Eric  WA6HHQ
====

(Approx s/n 2362+)

On 4/21/2010 12:24 PM, dave.wilburn at gmail.com wrote:
> When the K3 came out there was a big deal about the default ALC polarity that resulted in a mod. Will the default connections of the KPA500 work with an un-moded radio or will we need the mod?
>
> David Wilburn
> NM4M
> Sent from my Verizon Wireless BlackBerry
>
>
>