TE Connectivity - 121(Precision Low Noise DC Amplifier TE Connectivity

121 Precision Low Noise DC Amplifier

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Features

  • AC/DC Front Panel Voltage Display
  • ±12.5Vdc Dual Excitation Voltage
  • 0-25Vdc Single-Ended Excitation Voltage
  • ±20mV Auto-Zero Function
  • 4-pole Butterworth LP Filters
  • Shunt Calibration Function

Applications

  • Instrumentation Labs
  • Test Stands
  • Process Monitoring
  • Vibration & Shock Testing

3-Channel DC Differential Amplifier
Programmable Gain & Output Scaling
<20μVrms Input Noise
Includes Auto-Zero Function
DC to 200kHz Bandwidth

The Model 121 is a state-of-the-art, 3-Channel Precision DC Amplifier designed to be used with bridge type or differential output accelerometers, pressure transducers, and load cells. The amplifier offers an exceptionally low input noise floor of <20μVrms and wide bandwidth to 200kHz, ideal for transient measurements.

The Model 121 amplifier is also shunt calibration capable and incorporates adjustable 4-pole Butterworth filter modules.