Nano-voltmeter Keithley Instruments

Voltage sources and nanovoltmeters for low voltage measurement.

Nanovoltmeters
- Model 1801 Nanovolt Preamp (for Model 2001 and 2002)
- Model 2182A Nanovoltmeter
- Model 78B Nanovolt Scanner Test System

With just 0.6nV p-p noise, the Model 1801 Nanovolt Preamp for the Model 2001 and 2002 is the most sensitive room temperature digital nanovoltmeter available. But it's equally suitable for a wide range of low-level AC voltage, 4-wire ohms, frequency/period, and differential temperature measurement applications. It extends the low-level measurement ranges and amplifies the voltage sensitivity of the Model 2001 and 2002 DMMs by 1000 times.

Programmable Voltage Sources

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