公式：
条件：阻抗（R）=50Ω 其中：0dBm=0.2236V=2236μV
| dBm | Volt | dBm | Volt | dBm | Volt | dBm | Volt | dBm | Volt |
| +20.0 | 2.236 | +16.0 | 1.411 | +12.0 | 0.890 | +8.0 | 0.562 | +4.0 | 0.354 |
| +19.9 | 2.210 | +15.9 | 1.395 | +11.9 | 0.880 | +7.9 | 0.555 | +3.9 | 0.350 |
| +19.8 | 2.185 | +15.8 | 1.379 | +11.8 | 0.870 | +7.8 | 0.549 | +3.8 | 0.346 |
| +19.7 | 2.160 | +15.7 | 1.363 | +11.7 | 0.860 | +7.7 | 0.543 | +3.7 | 0.342 |
| +19.6 | 2.135 | +15.6 | 1.347 | +11.6 | 0.850 | +7.6 | 0.536 | +3.6 | 0.338 |
| +19.5 | 2.111 | +15.5 | 1.332 | +11.5 | 0.840 | +7.5 | 0.530 | +3.5 | 0.335 |
| +19.4 | 2.087 | +15.4 | 1.317 | +11.4 | 0.831 | +7.4 | 0.524 | +3.4 | 0.331 |
| +19.3 | 2.063 | +15.3 | 1.302 | +11.3 | 0.821 | +7.3 | 0.518 | +3.3 | 0.327 |
| +19.2 | 2.039 | +15.2 | 1.287 | +11.2 | 0.812 | +7.2 | 0.512 | +3.2 | 0.323 |
| +19.1 | 2.016 | +15.1 | 1.272 | +11.1 | 0.803 | +7.1 | 0.506 | +3.1 | 0.320 |
| +19.0 | 1.993 | +15.0 | 1.257 | +11.0 | 0.793 | +7.0 | 0.501 | +3.0 | 0.316 |
| +18.9 | 1.970 | +14.9 | 1.243 | +10.9 | 0.784 | +6.9 | 0.495 | +2.9 | 0.312 |
| +18.8 | 1.948 | +14.8 | 1.229 | +10.8 | 0.775 | +6.8 | 0.489 | +2.8 | 0.309 |
| +18.7 | 1.925 | +14.7 | 1.215 | +10.7 | 0.766 | +6.7 | 0.484 | +2.7 | 0.305 |
| +18.6 | 1.903 | +14.6 | 1.201 | +10.6 | 0.758 | +6.6 | 0.478 | +2.6 | 0.302 |
| +18.5 | 1.881 | +14.5 | 1.187 | +10.5 | 0.749 | +6.5 | 0.473 | +2.5 | 0.298 |
| +18.4 | 1.860 | +14.4 | 1.174 | +10.4 | 0.740 | +6.4 | 0.467 | +2.4 | 0.295 |
| +18.3 | 1.839 | +14.3 | 1.160 | +10.3 | 0.732 | +6.3 | 0.462 | +2.3 | 0.291 |
| +18.2 | 1.818 | +14.2 | 1.147 | +10.2 | 0.724 | +6.2 | 0.457 | +2.2 | 0.288 |
| +18.1 | 1.797 | +14.1 | 1.134 | +10.1 | 0.715 | +6.1 | 0.451 | +2.1 | 0.285 |
| +18.0 | 1.776 | +14.0 | 1.121 | +10.0 | 0.707 | +6.0 | 0.446 | +2.0 | 0.282 |
| +17.9 | 1.756 | +13.9 | 1.108 | +9.9 | 0.699 | +5.9 | 0.441 | +1.9 | 0.278 |
| +17.8 | 1.736 | +13.8 | 1.095 | +9.8 | 0.691 | +5.8 | 0.436 | +1.8 | 0.275 |
| +17.7 | 1.716 | +13.7 | 1.083 | +9.7 | 0.683 | +5.7 | 0.431 | +1.7 | 0.272 |
| +17.6 | 1.696 | +13.6 | 1.070 | +9.6 | 0.675 | +5.6 | 0.426 | +1.6 | 0.269 |
| +17.5 | 1.677 | +13.5 | 1.058 | +9.5 | 0.668 | +5.5 | 0.421 | +1.5 | 0.266 |
| +17.4 | 1.658 | +13.4 | 1.046 | +9.4 | 0.660 | +5.4 | 0.416 | +1.4 | 0.263 |
| +17.3 | 1.639 | +13.3 | 1.034 | +9.3 | 0.652 | +5.3 | 0.412 | +1.3 | 0.260 |
| +17.2 | 1.620 | +13.2 | 1.022 | +9.2 | 0.645 | +5.2 | 0.407 | +1.2 | 0.257 |
| +17.1 | 1.601 | +13.1 | 1.010 | +9.1 | 0.638 | +5.1 | 0.402 | +1.1 | 0.254 |
| +17.0 | 1.583 | +13.0 | 0.999 | +9.0 | 0.630 | +5.0 | 0.398 | +1.0 | 0.251 |
| +16.9 | 1.565 | +12.9 | 0.987 | +8.9 | 0.623 | +4.9 | 0.393 | +0.9 | 0.248 |
| +16.8 | 1.547 | +12.8 | 0.976 | +8.8 | 0.616 | +4.8 | 0.389 | +0.8 | 0.245 |
| +16.7 | 1.529 | +12.7 | 0.965 | +8.7 | 0.609 | +4.7 | 0.384 | +0.7 | 0.242 |
| +16.6 | 1.512 | +12.6 | 0.954 | +8.6 | 0.602 | +4.6 | 0.380 | +0.6 | 0.240 |
| +16.5 | 1.494 | +12.5 | 0.943 | +8.5 | 0.595 | +4.5 | 0.375 | +0.5 | 0.237 |
| +16.4 | 1.477 | +12.4 | 0.932 | +8.4 | 0.588 | +4.4 | 0.371 | +0.4 | 0.234 |
| +16.3 | 1.460 | +12.3 | 0.921 | +8.3 | 0.581 | +4.3 | 0.367 | +0.3 | 0.231 |
| +16.2 | 1.444 | +12.2 | 0.911 | +8.2 | 0.575 | +4.2 | 0.363 | +0.2 | 0.229 |
| +16.1 | 1.427 | +12.1 | 0.901 | +8.1 | 0.568 | +4.1 | 0.358 | +0.1 | 0.226 |
