16mm Filmography
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Scientific Noise

Series: Mr Wizard Series

Year Published: 1964

Creator: Prism Productions / Enterrprises

Format: 16mm

Sound: sound

Description: Explains that sound changed in volume and frequency becomes noise. Shows how scrambled letters may be unscrambled with a filter and how a screened photograph with 'INTERFERENCE' removed may be identified.

No holdings listed.

Related films:

Original permalink · Record added: 2023-02-27 03:54:54