 |
korrugoitu | torvi
| torvi | |
| antenn. | Hornantenne; Hornstrahler |
| el. | Schall-Trichter |
| el. acoust. | Schalltrichter |
|
korrugoitu : 3 phrases in 2 subjects |
| Antennas and waveguides | 1 |
| Electronics | 2 |