 The UBA was founded on 25 January 1947, when separate amateur radio organizations based in Flanders and Wallonia merged.The Réseau Belge (literally, "Belgian Network") was founded in September, 1923 in Brussels and drew its membership primarily from the French-speaking radio amateurs in Brussels and Wallonia.In February 1926, the Réseau Belge began publishing a membership magazine called "QSO".