Keithley LowCurrentHiResistance EHandbook free download

File name LowCurrentHiResistance_EHandbook.pdf

begin A g r e At e r m e A s u r e o f c o n f i d e n c e Introduction 2 Low Current Measurements 2 Measurement Circuit 2 Leakage Currents and Guarding 3 Noise and Source Resistance 3 Zero Drift 4 Generated Currents 4 Overload Protection 6 AC Interference and Damping 6 Using a Coulombmeter to Measure Low Current 7 High Resistance Measurements 8 Constant- Voltage Method 8 Constant-Current Method 8 Guarding 9 Settling Time 10 Low-I Application 11 High-R Application 12 Selector Guide 13 Glossary 14 previous home next Introduction ... 2 Low Current Measurements Measurement Circuit ... 2 Leakage Currents and Guarding ... 3 Noise and Source Resistance ... 3 Low Current Measurements Zero Drift ...4 Generated Currents ... 4