Amplifiers (Electronics) Design and construction 92 Microwave amplifiers 62 Wireless communication systems 23 Power amplifiers 14 Electronics circuit design 12 Radio circuits 12 Integrated circuits 9 Metal oxide semiconductors, Complementary 8 Amplifiers, Radio frequency 6 Audio amplifiers 6 Detectors 6 Electronic circuits 5 Very large scale integration 5 Electronic circuit design 4 Diodes, Semiconductor 3 Electromagnetism 3 Artificial satellites in telecommunication 2 Biomedical engineering 2 Digital communications 2 Electromyography 2 Electronics 2 Electroretinography 2 Fiber optics 2 Frequency response (Electrical engineering) 2 General packet radio service 2 Global system for mobile communications 2 Microwave imaging 2 Microwave transistors 2 Noise control 2