NIL HEARDRECEPTION LOG

Shannon VOLMET aviation weather

tier A · voice

5505 kHz USB · 2026-09-22 00:38:27Z · 10:00 · received at Assen | Netherlands

Spectrogram of Shannon VOLMET aviation weather, 5505 kHz USB, 2026-09-22 00:38:27Z, 10:00: voice 90% · mixed 7% · keyed-tone 3% · tone 396 Hz · keying 0.75 Hz depth 0.95
spectrogram 0–6.0 kHz · analysis blocks: voice keyed-tone mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 9.9 MB ⤓ Opus 2698 kB { }
What was heard
voice 90% · mixed 7% · keyed-tone 3% · tone 396 Hz · keying 0.75 Hz depth 0.95 — dominant tone 396 Hz, keyed at 0.75 Hz (depth 0.95). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Assen | Netherlands (JO32fx) · Active Loop antenna PAHGOR (serial nr: 001) built by ► PA0EBC ◀ 👍 · reported SNR 42 dB — thanks to the operator. Receivers
Provenance
sha256 a52be57369e7fbcb0daf5c9aff3b00e56b469f119a789d74d085813f6e2e39a2
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-22T0038Z-5505-volmet-5505
Heard in the record
Reception Conditions Were Poor — “The Buzzer Never Stopped”
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.
Related