 |
| |||
| hand-shaking signal | |||
| LF sign; low-frequency sign | |||
| low-frequency signal | |||
| низкочастотный сигнал: 32 phrases in 10 subjects |
| Computers | 1 |
| Electronics | 5 |
| Hi-Fi | 1 |
| Household appliances | 1 |
| Makarov | 1 |
| Mass media | 12 |
| Military | 4 |
| Radiolocation | 1 |
| Seismology | 1 |
| Technology | 5 |