Abstract
A radio-interferometer operating in 1,2-1,7; 2,8 and 5,6 GHGz, of high technology and low cost, called the Brazilian Decimetric Array - BDA, in under development for solar, galactic and extra galactic investigations and applications for the forecasting of space climate. The BDA project is being developed in 3 phases: Phase I: a prototype of 5 elements with antennae 4m in diameter and comp…