NIL HEARDRECEPTION LOG

Shannon VOLMET aviation weather

tier A · voice

5505 kHz USB · 2026-10-03 18:42:20Z · 09:59 · received at Heppen, Limburg, Belgium

Spectrogram of Shannon VOLMET aviation weather, 5505 kHz USB, 2026-10-03 18:42:20Z, 09:59: voice 97% · mixed 3% · keying 0.95 Hz depth 0.87
spectrogram 0–6.0 kHz · analysis blocks: voice mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 9.7 MB ⤓ Opus 2430 kB { }
What was heard
voice 97% · mixed 3% · keying 0.95 Hz depth 0.87, keyed at 0.95 Hz (depth 0.87). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Heppen, Limburg, Belgium (JO21oc) · Longwire 54m top 70m above sealevel · reported SNR 39 dB — thanks to the operator. Receivers
Provenance
sha256 fd966eb6629a9484b197eaaad532f10b632defec1831093ba85eed0d9da7a8f9
source 09:59 WAV, 12000 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-03T1842Z-5505-volmet-5505
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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