[Elecraft] Re: K3 Heavy hum after Upgrade

[Darwin, Keith]

Heavy hum is rare.  Most experience ho hum or heavy sigh after the
upgrade.


:-)


Sorry ...

- Keith N1AS -
- K3 711 -

-----Original Message-----
> I did the 1.87 upgrade and today did the 1.88 ... and found that I
have 
> heavy hum on the keying of my MH2....