NIL HEARDRECEPTION LOG

UVB-76 "The Buzzer"

tier B · keyed-tone

4625 kHz USB · 2026-09-22 00:19:17Z · 04:55 · received at TREMOLAT (24), FRANCE

Spectrogram of UVB-76 "The Buzzer", 4625 kHz USB, 2026-09-22 00:19:17Z, 04:55: keyed-tone 100% · tone 533 Hz · keying 0.30 Hz depth 0.97
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.1 MB ⤓ Opus 1274 kB { }
What was heard
keyed-tone 100% · tone 533 Hz · keying 0.30 Hz depth 0.97 — dominant tone 533 Hz, keyed at 0.3 Hz (depth 0.97). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, TREMOLAT (24), FRANCE (JN04ku) · Vertical pylon isolated 11 meters (ou Mini-Whip dual FET) · reported SNR 44 dB — thanks to the operator. Receivers
Provenance
sha256 04dd31100d94114a6af840c6c253c918f04c2aec20a330ca1ccc3ff27c8a6764
source 04:55 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-22T0019Z-4625-uvb76-4625
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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