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VSWR Conversion Chart

Voltage Standing Wave Ratio (VSWR) is the ratio of the input to the reflected signal in standing wave pattern. This ratio can also be measured in dB, and expressed as Return Loss.

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VSWRRL (dB)VSWRRL (dB)VSWRRL (dB)VSWRRL (dB)VSWRRL (dB)
1.00166.0251.06030.7141.13823.8031.48014.2645.4003.255
1.00260.0091.06130.5751.14023.6861.49014.1205.6003.136
1.00356.4911.06230.4381.14223.5711.50013.9795.8003.025
1.00453.9971.06330.3031.14423.4571.52013.7086.0002.923
1.00550.4841.06430.1711.14623.3461.54013.4496.2002.827
1.00650.4841.06530.0401.14823.2351.56013.2016.4002.737
1.00749.1491.06629.9121.15023.1271.58012.9646.6002.653
1.00847.9931.06729.7851.15223.0201.60012.7366.8002.573
1.00946.9751.06829.6611.15422.9141.62012.5187.0002.499
1.01046.0641.06929.5381.15622.8101.64012.3087.2002.428
1.01145.2401.07029.4171.15822.7081.66012.1077.4002.362
1.01244.4891.07129.2981.16022.6071.68011.9137.6002.299
1.01343.7981.07229.1811.16222.5071.70011.7257.8002.239
1.01443.1591.07329.0661.16422.4081.72011.5458.0002.183
1.01542.5641.07428.9521.16622.3111.74011.3708.2002.129
1.01642.0071.07528.8391.16822.2151.76011.2028.4002.078
1.01741.4851.07628.7281.17022.1201.78011.0398.6002.029
1.01840.9931.07728.6191.17222.0271.80010.8818.8001.983
1.01940.5281.07828.5111.17421.9341.82010.2799.0001.938
1.02040.0861.07928.4051.17621.8431.84010.5819.2001.896
1.02139.6671.08028.2991.17821.7531.86010.4379.4001.855
1.02239.8671.08128.1961.18021.6641.88010.2989.6001.816
1.02338.8851.08228.0931.18221.5761.90010.1639.8001.779
1.02438.5201.08327.9921.18421.4891.92010.03210.0001.743
1.02538.7001.08427.8921.18621.4031.9409.90411.0001.584
1.02637.8331.08527.7941.18821.3181.9609.78012.0001.451
1.02737.5101.08627.6961.19021.2341.9809.66013.0001.339
1.02837.1981.08727.6001.19221.1512.0009.54214.0001.243
1.02936.8951.08827.5051.19421.0692.1008.99915.0001.160
1.03036.6071.08927.4111.19620.9882.2008.51916.0001.087
1.03136.3271.09027.3181.19820.9072.3008.09117.0001.023
1.03236.0551.09127.2661.20020.8282.4007.70718.0000.966
1.03335.7921.09227.1351.21020.4432.5007.36019.0000.915
1.03435.5371.09327.0461.22020.0792.6007.04420.0000.869
1.03535.2901.09426.9571.23019.7322.7006.75522.0000.790
1.03635.0491.09526.8691.24019.4012.8006.49024.0000.724
1.03734.8161.09626.7821.25019.0852.9006.24626.0000.668
1.03834.5881.09726.6971.26018.7833.0006.02128.0000.621
1.03934.3671.09826.6121.27018.4933.1005.81130.0000.579
1.04034.1511.09926.5281.28018.2163.2005.61732.0000.543
1.04133.9411.10026.4441.29017.9493.3005.43534.0000.511
1.04233.7631.10226.2811.30017.6923.4005.26536.0000.483
1.04333.5361.10426.1201.31017.4453.5005.10538.0000.457
1.04433.3411.10625.9631.32017.2073.6004.95640.0000.434
1.04533.1501.10825.8091.33016.9773.7004.81542.0000.414
1.04632.9631.11025.6581.34016.7553.8004.68244.0000.395
1.04732.7801.11225.5101.35016.5403.9004.55646.0000.038
1.04832.6021.11425.3641.36016.3224.0004.43748.0000.362
1.04932.4271.11625.2211.37016.1314.1004.32450.0000.347
1.05032.2561.11825.0811.38015.9364.2004.21755.0000.316
1.05132.0881.12024.9431.39015.7474.3004.11560.0000.290
1.05231.9231.12224.8081.40015.5634.4004.01865.0000.267
1.05331.7621.12424.6751.41015.3854.5003.92670.0000.248
1.05431.6041.12624.5441.42015.2114.6003.83875.0000.232
1.05531.4491.12824.4151.43015.0434.7003.75380.0000.217
1.05631.2971.13024.2891.44014.8794.8003.67385.0000.204
1.05731.1471.13224.1641.45014.7194.9003.59690.0000.193
1.05831.0001.13424.0421.46014.5645.0003.52295.0000.183
1.05930.8561.13623.9211.47014.4125.2003.383100.0000.174