[test signal] RYRYRYRY... is a character string that was widely used to test a five-level teleprinter or RTTY channel. The characters R and Y are `01010` and `10101` in 5-bit ITA2 code, also known as Baudot. Thus they are Boolean complements of each other. Switching between the two characters is a stressful test for electromechanical telepr...
Found on http://en.wikipedia.org/wiki/RY_(test_signal)


[suffix] In Finland, ry is a suffix ending which generally denotes a registered, non-profit organization. In this instance, ry is an abbreviation for rekisteröity yhdistys, or `registered association`. Registration requires the organization to create legally sound constitution, which must be approved by the Registry office. Registration gi...
Found on http://en.wikipedia.org/wiki/Ry_(suffix)
No exact match found