Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Radio Club Argentino (RCA) (in English, literally Radio Club of Argentina) is a national non-profit organization for amateur radio enthusiasts in Argentina. RCA was founded in Buenos Aires on October 21, 1921. Key membership benefits in the organization include the use of a QSL bureau for those amateur radio operators in regular contact with amateur radio operators in other countries, a group insurance policy, and a monthly membership journal called Revista del Radio Club Argentino. Radio Club Argentino represents the interests of Argentine amateur radio operators before Argentine and international regulatory authorities. RCA is the national member society representing Argentina in the International Amateur Radio Union.