... , flame molecular (atomic) luminescence spectroscopy analysis systems, etc. The instrument has two measuring methods which are energy measuring and charge ... -100~1000V * Stability 0.05% * Output current ≥5mA 2 Amplifier* Gain 1×,5×,10×,50× * Filter frequency 10Hz,20Hz,50Hz ... P-P value,1X) * Input impedance ≥10MΩ 3 Integrating amplifier* Integrating time 0.001-10S 4 Signal processing system* Automatic ...