The 1979 competition was held at Range 9, Bergen Hohne. The US built Range 10 at Grafenwöhr for the CAT competition training, it was used later for the actual 1981 competition.
In 1979, the competition took place at Range 9 in Bergen Hohne.  The United States built Range 10 at Grafenwöhr to prepare for the CAT competition, and this range was subsequently utilized for the actual 1981 competition.