Table: Volts to dBm to Watts
Table of effective power in dBm and watts given RMS voltage or peak-to-peak voltage.
| Volts (RMS) | Volts (PEP) | dBm (50ohm) | Watts (50ohms) |
| 1.000 | 2.83 | -16.990 | 0.020 |
| 1.200 | 3.39 | -15.406 | 0.029 |
| 1.440 | 4.07 | -13.822 | 0.041 |
| 1.728 | 4.89 | -12.239 | 0.060 |
| 2.074 | 5.87 | -10.655 | 0.086 |
| 2.488 | 7.04 | -9.072 | 0.124 |
| 2.986 | 8.45 | -7.488 | 0.178 |
| 3.583 | 10.1 | -5.904 | 0.257 |
| 4.300 | 12.2 | -4.321 | 0.370 |
| 5.160 | 14.6 | -2.737 | 0.532 |
| 6.192 | 17.5 | -1.153 | 0.767 |
| 7.430 | 21.0 | 0.430 | 1.104 |
| 8.916 | 25.2 | 2.014 | 1.59 |
| 10.699 | 30.3 | 3.597 | 2.29 |
| 12.839 | 36.3 | 5.181 | 3.30 |
| 15.407 | 43.6 | 6.765 | 4.75 |
| 18.488 | 52.3 | 8.348 | 6.84 |
| 22.186 | 62.8 | 9.932 | 9.84 |
| 26.623 | 75.3 | 11.516 | 14.2 |
| 31.948 | 90.4 | 13.099 | 20.4 |
| 38.338 | 108 | 14.683 | 29.4 |
| 46.005 | 130 | 16.266 | 42.3 |
| 55.206 | 156 | 17.850 | 61.0 |
| 66.247 | 187 | 19.434 | 87.8 |
| 79.497 | 225 | 21.017 | 126.4 |
| 95.396 | 270 | 22.601 | 182.0 |
