 |
| |||
| filament power supply; A-power supply; A supply | |||
| |||
| filament power supply (электронных ламп) | |||
| питание цепей накала: 4 phrases in 3 subjects |
| Antennas and waveguides | 1 |
| Electrical engineering | 1 |
| Electronics | 2 |
|
| |||
| filament power supply; A-power supply; A supply | |||
| |||
| filament power supply (электронных ламп) | |||
| питание цепей накала: 4 phrases in 3 subjects |
| Antennas and waveguides | 1 |
| Electrical engineering | 1 |
| Electronics | 2 |