| Subject | English | German |
| el. | effective input noise bandwidth | effektive Bandbreite der Eingangsstörung |
| el. | effective noise bandwidth of a linear two-port device | effektive Rauschbandbreite eines linearen Zweitor-Netzwerkes |
| el. | equivalent receiver noise bandwidth | äquivalente Empfänger-Rauschbandbreite |
| commun., IT | noise bandwidth | Rauschbandbreite |
| earth.sc., el. | system noise bandwidth | Rauschbandbreite des Systems |