| İngilizce | İspanyolca | |
|---|---|---|
| Electricity | ||
| Electricity | extremely low frequency | frecuencia extremadamente baja [f] |
| Electronics | ||
| Electronics | extremely low frequency | frecuencia extremadamente baja |
| Engineering | ||
| Engineering | extremely low frequency | frecuencia extraordinariamente baja |
| Engineering | extremely low frequency | frecuencia extremadamente baja |
| Informatics | ||
| Informatics | extremely low frequency | frecuencia extremadamente baja |
| Telecom | ||
| Telecom | extremely low frequency | frecuencia extremadamente baja [f] |
| Telecommunication | ||
| Telecommunication | extremely low frequency | frecuencia extremadamente baja |
| Aeronautics | ||
| Aeronautics | extremely low frequency (elf) | frecuencia extremadamente baja |
| Aeronautics | extremely low frequency | frecuencia extremadamente baja |
| Petrol | ||
| Petrol | ELF (extremely low frequency) | frecuencia extrabaja |
