Technique sound effects

Projection screen opens and closes

3922 1009

Projector, movie projector: 35mm film, start and stop

3382 853

Projector: slide show, slide change

5195 1153

Projector: projection screen

3713 707

Projector: projection screen (2)

4456 769

Projector: projection screen (3)

3831 730

Production of bmw electric motors

5081 1330

Industrial motor

4787 901

Heart rate monitor: unstable signal

4208 1149

Vacuum cleaner (2)

4865 1169

Vacuum cleaner (3)

3913 892

Punch work, short strokes

3318 795

Punch work

3376 673

Perforator

3273 747

Working a haymaker on a farm

3003 616

Turbine operation (loop)

4083 890