| |||
| Hellsteuersignal n; Helligkeitssignal n | |||
|
brightness : 219 phrases in 24 subjects |
| Antennas and waveguides | 2 |
| Astronomy | 25 |
| Automated equipment | 4 |
| Business | 1 |
| Chemistry | 1 |
| Communications | 5 |
| Construction | 2 |
| Cultural studies | 5 |
| Earth sciences | 4 |
| Electronics | 2 |
| General | 4 |
| Health care | 4 |
| Lighting other than cinema | 2 |
| Measuring instruments | 8 |
| Medical | 4 |
| Medical appliances | 3 |
| Metallurgy | 3 |
| Microelectronics | 2 |
| Microsoft | 6 |
| Optics branch of physics | 54 |
| Physics | 27 |
| Technology | 48 |
| Transport | 1 |
| Weapons and gunsmithing | 2 |