Pearson  8122 电流监测器
型号：8122
Sensitivity 1 Volt/Ampere ±1%
Output resistance 1000 Ohm 
Maximum peak current 500 Ampere 
Maximum rms current 40 Amperes
Droop rate 4 %/millisecond
Useable rise time 400 nanoseconds
Current time product 0.1 Ampere-second max.*
Low frequency 3dB cut-off 6 Hz (approximate)
High frequency 3dB cut-off 1 MHz (approximate)
I/f figure 0.6 peak Amperes/Hz
Output connector BNC (UG-290A/U)
Operating temperature 0 to 65 oC
Weight 22 ounces