The different voltages and settings used in our experiment can be summarized in the table below:

PRE-AMP FUNCTION GENERATOR DC POWER SUPPLY
Filter Frequency: 30Hz RAMP cycle Heater Current: 0.142A
Sensitivity: 5 nA/V Period: 500s Control Grid Voltage: 5.296V
HiLev: 4V Reverse Bias Voltage: 6V