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Inspec keywords: power semiconductor switches; PWM power convertors; power amplifiers; insulated gate bipolar transistors; electric current control; power bipolar transistors; biomedical NMR; switched mode power supplies; coils; digital control
Subjects: Current control; Bipolar transistors; Control of electric power systems; Inductors and transformers; Biological and medical control systems; Amplifiers; Radiation and radioactivity applications in biomedicine; Control engineering computing; Medical magnetic resonance imaging and spectroscopy; Insulated gate field effect transistors; Patient diagnostic methods and instrumentation; Power convertors and power supplies to apparatus; Biology and medical computing