| Subject | English | Portuguese |
| comp., MS, Braz. | radio frequency interference | interferência de radiofrequência (Noise introduced into an electronic circuit, such as a radio or television, by electromagnetic radiation produced by another circuit, such as a computer) |
| radio | radio-frequency interference | interferência radioeléctrica |
| magn. | radio-frequency interference | interferência radioeléctrica |
| el. | radio-frequency signal-to-interference ratio | relação sinal/interferência em radiofrequências |
| radio | radio-frequency signal-to-interference ratio | relação sinal/interferência RF |