NIL HEARDRECEPTION LOG

Novosibirsk VOLMET (Russian) day

tier A · mixed

8888 kHz USB · 2026-09-22 02:10:29Z · 05:00 · received at Assen | Netherlands

Spectrogram of Novosibirsk VOLMET (Russian) day, 8888 kHz USB, 2026-09-22 02:10:29Z, 05:00: mixed 87% · voice 7% · carrier 7% · tone 337 Hz · keying 1.95 Hz depth 0.77
spectrogram 0–6.0 kHz · analysis blocks: voice carrier mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.2 MB ⤓ Opus 1253 kB { }
What was heard
mixed 87% · voice 7% · carrier 7% · tone 337 Hz · keying 1.95 Hz depth 0.77 — dominant tone 337 Hz, keyed at 1.95 Hz (depth 0.77). 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 43 dB — thanks to the operator. Receivers
Provenance
sha256 4e88ef24efa8ae04a5df14a48969e2ecaf59ac6cf8ebee191bdaf9677565889f
source 05:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-22T0210Z-8888-volmet-8888-novosibirsk
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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