NIL HEARDRECEPTION LOG

RWM Moscow time signal

tier A · keyed-tone

4995 kHz USB · 2026-09-23 22:35:06Z · 04:37 · received at Brettnach F57320

Spectrogram of RWM Moscow time signal, 4995 kHz USB, 2026-09-23 22:35:06Z, 04:37: keyed-tone 57% · carrier 21% · mixed 14% · morse 7% · tone 999 Hz · keying 0.45 Hz depth 0.65
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone morse carrier mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 4.6 MB ⤓ Opus 1189 kB { }
What was heard
keyed-tone 57% · carrier 21% · mixed 14% · morse 7% · tone 999 Hz · keying 0.45 Hz depth 0.65 — dominant tone 999 Hz, keyed at 0.45 Hz (depth 0.65). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Brettnach F57320 (JN39GG) · vertical · reported SNR 45 dB — thanks to the operator. Receivers
Provenance
sha256 bd8d6fa45107c2d0ea087d496f278f6d01a7f4c41b0f1fde27551c3d561e1657
source 04:37 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-23T2235Z-4995-rwm-4996
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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