派型衰减网络计算.doc

50Ω50Ω 传输系统传输系统 PIPI 型衰减器型衰减器50Ω50Ω 传输系统传输系统 PIPI 型衰减器型衰减器 PIPI ResistiveResistive NetworkNetwork AttenuatorAttenuator forfor 50Ω50Ω SystemSystemAllen(dB)R1(Ω)R2(Ω)Allen(dB)R1(Ω)R2(Ω) 0.52.881737.6620.50262.4560.42 1.005.77869.5521.00278.2859.78 1.508.68580.5021.50295.0259.19 2.0011.61436.2122.00312.7558.63 2.5014.59349.8322.50331.5158.11 3.0017.61292.4023.00351.3657.62 3.5020.70251.5223.50372.3957.16 4.0023.85220.9724.00394.6556.73 4.5027.08197.3224.50418.2156.33 5.0030.40178.4925.00443.1655.96 5.5033.82163.1725.50469.5955.61 6.0037.35150.4826.00497.5655.28 6.5041.01139.8126.50527.1954.97 7.0044.80130.7327.00558.5654.68 7.5048.74122.9227.50591.7954.40 8.0052.84116.1428.00626.9854.15 8.5057.12110.2128.50664.2453.91 9.0061.59104.9929.00703.7153.68 9.5066.26100.3729.50745.5153.47 10.0071.1596.2530.00789.7853.27 10.5076.2892.5630.50836.6753.08 11.0081.6689.2431.00886.3352.90 11.5087.3186.2531.50938.9352.73 12.0093.2583.5432.00994.6452.5812.5099.5081.0932.501053.6552.43 13.00106.0778.8433.001116.1552.29 13.50113.0076.8033.501182.3552.16 14.00120.3174.9334.001252.4752.04 14.50128.0173.2134.501326.7451.92 15.00136.1471.6335.001405.4151.81 15.50144.7270.1835.501488.7451.71 16.00153.7868.8336.001577.0051.61 16.50163.3567.5936.501670.4951.52 17.00173.4666.4537.001769.5151.43 17.50184.1465.3937.501874.4051.35 18.00195.4364.4038.001985.5151.27 18.50207.3863.4938.502103.1951.20 19.00220.0162.6439.002227.8551.13 19.50233.3761.8539.502359.8951.07 20.00247.5061.1140.002499.7551.01。