[Elecraft] N6KR's 4 MHz oscillator cal method for the K2

[Vic Rosenthal]

Wayne Burdick wrote:
 > Use USB or LSB mode rather than CW, so that there will be no CW
 > receive offset.
...
 > TIP: Zero-beat the carrier precisely, or listen to a voice signal and
 > adjust the VFO for the best quality.

Would it not be as good to use CW mode and tune for the slowest beat
after holding SPOT?  I find this much easier than trying to find zero-beat.

Or would this introduce some inaccuracy?

Vic K2VCO