NIL HEARDRECEPTION LOG

T-Marker

tier B · mixed

4325 kHz USB · 2026-09-21 17:58:49Z · 10:00 · received at Heppen, Limburg, Belgium

Spectrogram of T-Marker, 4325 kHz USB, 2026-09-21 17:58:49Z, 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 2420 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 40 dB — thanks to the operator. Receivers
Provenance
sha256 b7b7aaaac6877fb8aea50a3b9127fbb475d7d21949d27b424d69f26f5116c010
source 10:00 WAV, 12000 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-21T1758Z-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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