型号:VD-305A Maximum Pulse Voltage, in oil:300 kilovolt Maximum Pulse Voltage, in air:50 kilovolt Voltage Division Ratio, in oil:5000:1 Frequency Range, into 1MΩ load:30 Hz to 4 MHz Droop Rate, into 1 MΩ load:0.02 % / μsecond Usable Rise-time:100 nanosecond Capacitance added to circuit:18 pF (approx.)