4 ms·
It's called Koch's method. http://www.justlearnmorsecode.com/koch.html http://www.justlearnmorsecode.com/koch.html https://www.qsl.net/n1irz/finley.morse.html
by vidanay 7y ago
It's called Koch's method.
http://www.justlearnmorsecode.com/koch.html http://www.justlearnmorsecode.com/koch.html
https://www.qsl.net/n1irz/finley.morse.html https://www.qsl.net/n1irz/finley.morse.html
- michaelmior 7y agoI'll have to try that. I've tried some acoustical training before, but not starting at full speed like Koch's method.