mains-frequency
| monitor
| mains frequency | |
| tech. | Netzfrequenz |
| monitor | |
| gen. | Abhörgerät; Anzeigegerät; Bildschirm; Monitor; Überwachungsgerät; Wasserkanone |
| tech. | abhören |
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| Netzfrequenz f | |||
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mains-frequency : 13 phrases in 5 subjects |
| Communications | 3 |
| Measuring instruments | 4 |
| Metallurgy | 1 |
| Technology | 4 |
| Telecommunications | 1 |