NIL HEARDRECEPTION LOG

Shannon VOLMET aviation weather

tier A · voice

8957 kHz USB · 2026-10-03 06:10:46Z · 10:00 · received at Brettnach F57320

Spectrogram of Shannon VOLMET aviation weather, 8957 kHz USB, 2026-10-03 06:10:46Z, 10:00: voice 93% · mixed 3% · carrier 3% · tone 489 Hz · keying 0.93 Hz depth 0.92
spectrogram 0–6.0 kHz · analysis blocks: voice carrier mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 9.9 MB ⤓ Opus 2683 kB { }
What was heard
voice 93% · mixed 3% · carrier 3% · tone 489 Hz · keying 0.93 Hz depth 0.92 — dominant tone 489 Hz, keyed at 0.93 Hz (depth 0.92). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Brettnach F57320 (JN39GG) · vertical · reported SNR 39 dB — thanks to the operator. Receivers
Provenance
sha256 a712ce76207800dc2d0788984e04de7f3d267c819bdeb2f81b6c463358b709c3
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-03T0610Z-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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