NIL HEARDRECEPTION LOG

T-Marker

tier B · mixed

4325 kHz USB · 2026-09-20 18:32:17Z · 10:00 · received at Heppen, Limburg, Belgium

Spectrogram of T-Marker, 4325 kHz USB, 2026-09-20 18:32:17Z, 10:00: mixed 100%
spectrogram 0–6.0 kHz · analysis blocks: mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 11.1 MB ⤓ Opus 2408 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, Heppen, Limburg, Belgium (JO21oc) · Longwire 54m top 70m above sealevel · reported SNR 38 dB — thanks to the operator. Receivers
Provenance
sha256 a24ef50dc4f0a264dbb0dcf6680b613ec2f2bcee8f2e26539c22d52afb6e2ad0
source 10:00 WAV, 12000 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-20T1832Z-4325-tmarker-4325
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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