|
Modulation : 135 phrases in 17 subjects |
| Automatic control | 1 |
| Data processing | 1 |
| Electric motors | 1 |
| Electronics | 47 |
| Forestry | 1 |
| Microsoft | 1 |
| Piezoelectric crystals | 3 |
| Power electronics | 1 |
| Power lines | 16 |
| Radio | 32 |
| Radiology | 1 |
| Remote sensing | 4 |
| Satellite communications | 5 |
| Semiconductors | 1 |
| Sound recording | 2 |
| Telegraphy | 11 |
| Vacuum tubes | 7 |