|7783446||Measuring system comprising variably sensitive outputs|
A measuring system includes a piezoelectric sensor, two or more charge amplifiers that are provided with different amplification settings and one respective output, and a signal splitter which is disposed between the sensor and the amplifiers. A charge signal receiv...
|4760345||Charge amplifier circuit|
A charge amplifier circuit includes an operational amplifier with an integrating capacitor between its inverting input and its output, and a resetting device with a switch that is closed during the reset phase for discharging the integrating capacitor. Pr...