FREQUENCY EL. INC. DL 1 revenue for the last year amounted to 37.02 M EUR, the most of which — 37.75 M EUR — came from its highest performing source at the moment, FEI-NY, the year earlier bringing 29.34 M EUR. The greatest contribution to the revenue figure was made by United States — last year it brought FREQUENCY EL. INC. DL 1 49.87 M EUR, and the year before that — 35.92 M EUR.