File:DoD Fire Alarm 139.675 MHz 20-27-52 21-11-2024.wav
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DoD_Fire_Alarm_139.675_MHz_20-27-52_21-11-2024.wav (file size: 3.69 MB, MIME type: audio/wav)
NFMNarrowband Frequency Modulation w/with 75 us de-emphasis
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 18:42, 27 November 2024 | (3.69 MB) | Zi7ar21 (Talk | contribs) | NFM w/ 75 us de-emphasis |
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