IZ2UUF Morse Koch CW
The user starts by recognizing only two letters, M and K, at high speed (at least 20WPM) on a 5 minutes session.When she or he will be able to write d...
IZ2UUF
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The user starts by recognizing only two letters, M and K, at high speed (at least 20WPM) on a 5 minutes session.When she or he will be able to write d...