Calculator watch Calculator watch A calculator watch is a digital watch with a built in calculator, usually including buttons on the watch face. Calculator watches were first introduced in the 1970s and continue to be produced, despite falling from their peak popularity during the 1980s. The most notable brand is the Casio Databank series, though watches made by Timex were also popular. Most calculator watches contain only a few number of functions such as +, -, x, / and percents. However, there are several models with additional functions: scientific, including transcendent and trigonometry, in models Casio CFX-200, CFX-400, Citizen 49-9421, and also
Compact Disco Szentpáli, popular Hungarian singers Magdi Rúzsa, MC Columbo; acclaimed jazz musicians, singer Zita Gereben and guitarist Bálint Gyémánt; and the choir of the Hungarian Army. After the mixed reception of their third album, Lotfi, Pál, and Walkó decided to return to the original producing concept. In June 2014, they released their first post-The Storm single and second non-album single, "Ms. Right". As a tradition of Compact Disco, the instrumental wamp salutes Bronski Beat’s "Small Town Boy". Compact Disco Compact Disco is a Hungarian electronic music band and musical producer trio based in Budapest, founded in 2008 by three musicians of