CW (Morse Code)

To play around with CW i sometimes use my SDR with VE3NEA's CWSkimmer software

or W1HKJ's FLDigi software.

HDSDR

Video of HDSDR in a CW contest on 20m:

CW Skimmer

VE3NEA's CWSkimmer software:

FLDigi

W1HKJ's FLDigi software:

Keyer