Media type: E-Article Title: A Simple Method to Estimate the Output Power and Efficiency Load–Pull Contours of Class-B Power Amplifiers Contributor: Pedro, Jose C.; Nunes, Luis C.; Cabral, Pedro M. imprint: Institute of Electrical and Electronics Engineers (IEEE), 2015 Published in: IEEE Transactions on Microwave Theory and Techniques Language: Not determined DOI: 10.1109/tmtt.2015.2403318 ISSN: 0018-9480; 1557-9670 Origination: Footnote: