International Standard
ISO 4834:1997
Cinematography — Magnetic sound test films excluding striped release prints — Basic technical characteristics
Reference number
ISO 4834:1997
ISO 4834:1997
Edition 2
1997-12
1997-12
© ISO 2024
International Standard
p
ISO 4834:1997
26949
Published
(Edition 2, 1997)
This standard was last reviewed and confirmed in 2018.
Therefore this version remains current.
Abstract
This International Standard specifies basic technical characteristics for the magnetic sound test films for checking, adjusting and measuring sound reproducing channels of dubbing motion-picture installations.
It also specifies types and technical characteristics of magnetic test films made on 35 mm, 17,5 mm and 16 mm motion-picture films.
This International Standard includes test films intended for the checking, adjusting and measuring of
a) inclination angle (azimuth) of the magnetic head gaps;
b) output level balance of multi-channel systems;
c) frequency response of the sound reproduction channel;
d) non-uniformity of film velocity (flutter).
Life cycle
-
Previously
WithdrawnISO 4834:1986
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Now
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