NIL HEARDRECEPTION LOG

NAVTEX

tier A · mixed

516.5 kHz USB · 2026-09-26 16:28:34Z · 08:13 · received at Assen | Netherlands

Spectrogram of NAVTEX, 516.5 kHz USB, 2026-09-26 16:28:34Z, 08:13: mixed 100%
spectrogram 0–6.0 kHz · analysis blocks: mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 8.8 MB ⤓ Opus 2042 kB { }
What was heard
mixed 100%. 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 35 dB — thanks to the operator. Receivers
Provenance
sha256 8ff404725dca8c6137f927b122a49f3eae5c9769aa2aeb564ea7cfa6c8fe766d
source 08:13 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-26T1628Z-516.5-navtex-518
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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