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| 10 November (banquet) |
| Lawrence Grant (I) |
| Sala D'Oro, Biltmore Hotel, Los Angeles, California, USA |
| - The awards are given for films released between 1 August 1930 and 31 July 1931.
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| | Winner: | | | - Paramount Publix Studio Sound Department
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| Other Nominees: | | | M-G-M Studio Sound Department
RKO Radio Studio Sound Department
Samuel Goldwyn-United Artists Studio Sound Department
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| | Winners: | | | - DuPont Film Manufacturing Corp.; Eastman Kodak Co.
- For super-sensitive panchromatic film.
- Electrical Research Products Inc.; RCA-Photophone Inc.; RKO Radio Pictures Inc.
- For noise reduction recording equipment.
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| | Winner: | | | - Fox Film Corp.
- For effective use of synchro-projection composite photography.
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| | Winners: | | | - Electrical Research Products Inc.
- For moving coil microphone transmitters.
- RCA-Photophone Inc.
- For ribbon microphone transmitters.
- RKO Radio Pictures Inc.
- For reflex type microphone concentrators.
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