NIL HEARDRECEPTION LOG

Samara VOLMET (Russian) night

tier A · mixed

6693 kHz USB · 2026-10-01 22:42:43Z · 04:03 · received at Montmorillon 86500 FRANCE

Spectrogram of Samara VOLMET (Russian) night, 6693 kHz USB, 2026-10-01 22:42:43Z, 04:03: mixed 62% · voice 31% · keyed-tone 8% · tone 363 Hz · keying 0.30 Hz depth 0.72
spectrogram 0–6.0 kHz · analysis blocks: voice keyed-tone mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 4.3 MB ⤓ Opus 1028 kB { }
What was heard
mixed 62% · voice 31% · keyed-tone 8% · tone 363 Hz · keying 0.30 Hz depth 0.72 — dominant tone 363 Hz, keyed at 0.3 Hz (depth 0.72). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Montmorillon 86500 FRANCE (JN05ot) · Antenna Shared Apex SAL 30 array solution · reported SNR 43 dB — thanks to the operator. Receivers
Provenance
sha256 db5b86ce338f4b9f36c13c996bfc5b92067da2592058f4f02fd2054fbcd33859
source 04:03 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-01T2242Z-6693-volmet-6693-samara
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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