[Elecraft] KRX3A vs KRX3

[Bill Tippett]

On Fri, May 15, 2015 at 8:58 PM, iain macdonnell - N6ML <ar at dseven.org>
wrote:

> On Fri, May 15, 2015 at 2:22 PM, Bill W4ZV <btippett at alum.mit.edu> wrote:
> > For someone who knows (e.g. Wayne, Eric, K6XX, etc):
> >
> > Are the only differences the following:
> >
> > 1.  KRX3A includes KSYN3A
> > 2.  KRX3A comes with low noise mod.
> >
> > Are there any *other* differences?  If not, I should be able to add a
> > KSYN3A, do the low noise mod myself and use my KRX3 in the K3S, but I
> don't
> > want to assume without asking.
>
> I was wondering about that too. What "low noise mod" are you referring to?


This one:

"Here's a summary of the changes required:

  RF board:              Add one leaded capacitor
  KRX3 (if applicable):  Add one leaded capacitor
  KBPF3:                 Remove two inductors; parallel three new
capacitors"

http://elecraft.365791.n2.nabble.com/Dramatic-improvement-in-K3-RX-sensitivity-below-500-kHz-looking-for-testers-td7602021.html


73,  Bill  W4ZV