Morse code
Morse code is a method o transmittin text information as a series o on-off tones, lichts, or clicks that can be directly unnerstuid bi a skilled listener or observer wioot special equipment.
References
[eedit | eedit soorce]- ↑ "International Morse code Recommendation ITU-R M.1677-1". itu.int. International Telecommunication Union. October 2009. Retrieved 23 December 2011.