AC/DC current sources

155 AC/DC Current and Voltage Source
Precision Low-Noise DC and AC/DC Current Voltage Source - MeasureReady™ 155

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MeasureReady® Low-Noise DC and AC/DC 155 Voltage and Current Source Features

  • Low RMS noise: from 200 nV (10 mV)/7 pA (1 µA)
  • Bipolar, 4-quadrant power source
  • DC and AC modes supported up to 100 kHz*
  • Full-scale ranges—voltage: 10 mV to 100 V, current: 1 µA to 100 mA
  • 0.001% programming resolution (from 100 nV/10 pA)
  • In-phase reference output for use with a lock-in amplifier (155-AC only)
  • Manual and autorange function
  • Front and rear input connectors
  • Touchscreen user interface
  • USB and LAN connectivity (GPIB option)
  • 3-year standard warranty

*MeasureReady 155-AC

More information on the 155 AC/DC Current and Voltage Source
Model 121 Programmable DC Current Source
Model 121 programmable DC current source

Model 121 features

  • 7 decades of output current, selectable in 13 steps
  • Programmable current output, 100 nA to 100 mA
  • Low-noise output
  • Large 3-digit LED display
  • Simple user interface
  • Current reversal feature
  • USB interface enables integration with automated test systems
  • DIN panel-mountable package
  • Detachable output terminal block
  • CE mark certification
More information on the Model 121 Programmable DC Current Source