The Aaronia DFG 7040 Directional Field Generator, 700MHz - 4.4GHz offers excellent directivity and high output power, making it the perfect test station or test transmitter for EMC measurements or the assessment of screening effects (eg shielded rooms or Screen chambers). The portable, battery-operated DFG7040 can be used with simple or complex batch programs that start automatically after power (eg CW signal, sweep, pulse, frequency hopping, etc.). Also, the level can be varied; programmable. A direct control (eg at the laboratory bench) is possible via USB. An appropriate, easy to use software for Mac, Linux and Windows, is included.