NIL HEARDRECEPTION LOG

Russian cluster beacons, 16332 kHz (the freshest cluster)

tier B · mixed

16331.2 kHz USB · 2026-10-06 07:29:51Z · 10:00 · received at Esztergom - GRANTE Tower, Hungary

Spectrogram of Russian cluster beacons, 16332 kHz (the freshest cluster), 16331.2 kHz USB, 2026-10-06 07:29:51Z, 10:00: mixed 97% · voice 3% · keying 2.80 Hz depth 0.72
spectrogram 0–6.0 kHz · analysis blocks: voice mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 10.4 MB ⤓ Opus 2503 kB { }
What was heard
mixed 97% · voice 3% · keying 2.80 Hz depth 0.72, keyed at 2.8 Hz (depth 0.72). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Esztergom - GRANTE Tower, Hungary (JN97IS) · Inv. V 80m · reported SNR 25 dB — thanks to the operator. Receivers
Provenance
sha256 27928b9b3b2b5437db70134d1bb411e4e42c112551f3cb2e714b8035b8b202f2
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-06T0729Z-16331.2-mx-16332
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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