[Elecraft] Photos of K4 prototypes

[Grant Youngman]

I noticed the "REF IN" connection has a hole plug in it.  I wonder if this means it’s an add-on option?

I guess all will be known in good time. :-)

Grant NQ5T
K3 #2091 KX3 #8342

> On May 17, 2019, at 9:50 AM, T Witherspoon <twitherspoon at gmail.com> wrote:
> 
> Hi, Group,
> 
> Elecraft kindly allowed me to take some photos of the K4 prior to the open
> of Hamvention today.
>