Bias circuits Bias voltage 1 C (programming language) 1 Class A 1 Harmonic analysis 1 Harmonic signals 1 Harmonic-reduced bias circuit 1 High amplitudes 1 Input voltage signal 1 Output voltages 1 Power amplifiers 1 Timing circuits 1 Ultrasonic transducers 1 Ultrasound instrument 1 Ultrasound transducers Voltage amplitude 1 Voltage dividers 1 harmonic-reduced bias circuit 1 ultrasound instrument 1 ultrasound transducer 1