Power supply and amplifier for 731A seismic sensor
Model P31
Power supply/amplifier for 731A seismic accelerometer; battery-powered gain 1X, 10X, 100X; acceleration and velocity output; filtered
Features
- Ultra low noise
- Selectable amplifier gain of 1X, 10X, 100X
- Switchable output: acceleration or velocity
- Wide dynamic range >120 dB
- Switchable low pass filter 450 Hz or 100 Hz