NIL HEARDRECEPTION LOG

Novosibirsk VOLMET (Russian) day

tier A · voice

8888 kHz USB · 2026-09-23 14:10:58Z · 05:00 · received at Chatham Island, New Zealand

Spectrogram of Novosibirsk VOLMET (Russian) day, 8888 kHz USB, 2026-09-23 14:10:58Z, 05:00: voice 80% · mixed 7% · carrier 7% · keyed-tone 7% · tone 877 Hz · keying 1.70 Hz depth 0.83
spectrogram 0–6.0 kHz · analysis blocks: voice keyed-tone carrier mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.1 MB ⤓ Opus 1297 kB { }
What was heard
voice 80% · mixed 7% · carrier 7% · keyed-tone 7% · tone 877 Hz · keying 1.70 Hz depth 0.83 — dominant tone 877 Hz, keyed at 1.7 Hz (depth 0.83). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Chatham Island, New Zealand (AE16ra) · 15 metre high vertical · reported SNR 39 dB — thanks to the operator. Receivers
Provenance
sha256 15eb958c774eee1657a129ba025c149bae841ca71405a6dad93a77ef2eaa0050
source 05:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-23T1410Z-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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