Sound Reproducer / Projection Lamps BAK 4V 0.75A

Sound Reproduction

- The BAK lamp provides the light source that shines through the optical soundtrack on the film strip. The light passing through the track is then converted into electrical signals that are amplified and outputted as sound.

16mm Projectors

- Many classic 16mm sound film projectors, particularly those from manufacturers like Bell + Howell and others, employed the BAK lamp as the standard exciter lamp.

Specific Models

- Specific models of projectors known to use this lamp include the following

Bell and Howell

- Filmosound models (e.g., 500 series, 1500 series)

Elmo

- ST-8

Viewlex

- Super 1600

- And others