Energy sound effects

Pulsating force field

4092 1116

Inside the spaceship (2)

4474 1274

Inside the spaceship, the noise

3476 1095

Inside the spaceship, sensors

4133 1265

Power off, drop or power down (power down)

4967 1357

Converter (current converter, transformer)

727 14

Industrial electric motor: a constant buzzing

449 9