AC and DC current sources
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MeasureReady® 155 low-noise DC and AC/DC 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
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