Energy sound effects

Pulsating force field

4046 1115

Inside the spaceship (2)

4452 1274

Inside the spaceship, the noise

3435 1095

Inside the spaceship, sensors

4070 1265

Power off, drop or power down (power down)

4919 1357

Converter (current converter, transformer)

680 14

Industrial electric motor: a constant buzzing

412 8