NIL HEARDRECEPTION LOG

Shannon VOLMET aviation weather

tier A · mixed

8957 kHz USB · 2026-09-26 10:32:11Z · 10:00 · received at PRADIERS DEP 15 JN15LG, FRANCE

Spectrogram of Shannon VOLMET aviation weather, 8957 kHz USB, 2026-09-26 10:32:11Z, 10:00: mixed 47% · voice 43% · keyed-tone 7% · carrier 3% · tone 398 Hz · keying 0.75 Hz depth 0.76
spectrogram 0–6.0 kHz · analysis blocks: voice keyed-tone carrier mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 10.3 MB ⤓ Opus 2516 kB { }
What was heard
mixed 47% · voice 43% · keyed-tone 7% · carrier 3% · tone 398 Hz · keying 0.75 Hz depth 0.76 — dominant tone 398 Hz, keyed at 0.75 Hz (depth 0.76). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, PRADIERS DEP 15 JN15LG, FRANCE (JN15lg) · KELEMEN 80/40/20/15/10 · reported SNR 32 dB — thanks to the operator. Receivers
Provenance
sha256 40f4abed68ec7d10191329c5226d4cb234dd1fb555b645970309bfd049f42689
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-26T1032Z-8957-volmet-8957
Heard in the record
— linked once the record exists.
Licence
CC BY 4.0 — credit NIL HEARD / Reception Log. The recording is ours; the transmission is somebody else's. Descriptions describe sound, never content — why.
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