E4980A电桥，测试频率20 Hz - 2 MHz，测试电平0 Vrms - 2.0 Vrms，测试电流0 Arms - 20 mArms，测量精度0.05%，7位显示，测量范围业界！Cs, Cp ± 1.000000 aF to 999.9999 EFLs, Lp ± 1.000000 aH to 999.9999 EHD ± 0.000001 to 9.999999Q ± 0.01 to 99999.99R, Rs, Rp, X, Z, Rdc ± 1.000000 aΩ to 999.9999 EΩG, B, Y ± 1.000000 aS to 999.9999 ESVdc ± 1.000000 aV to 999.9999 EVIdc ± 1.000000 aA to 999.9999 EAθr ± 1.000000 arad to 3.141593 radθd ± 0.0001 deg to 180.0000 deg△% ± 0.0001 % to 999.9999 %a: 1 x 10－18, E: 1 x 1018