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[Satellite TODAY 10-27-11] Northrop Grumman has won a three-year contract worth close to $9 million with the Defense Advanced Research Projects Agency (DARPA), the company announced Jan. 25. Northrop Grumman will develop more efficient radio frequency (RF) transmitter technology through the Microscale Power Conversion program.
Northrop Grumman will conduct research on high-efficiency transmitters with gallium nitride (GaN) Class E power amplifiers in conjunction with RF wideband contour modulation and sub-banded switching supply modulation. The objective of the program is to develop innovative RF power amplifier designs that incorporate supply modulation and control enabled by novel power switch technology.
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