NIL HEARDRECEPTION LOG

WWV time signal

tier A · morse

10000 kHz AM · 2026-10-04 17:51:20Z · 10:00 · received at TREMOLAT (24), FRANCE

Spectrogram of WWV time signal, 10000 kHz AM, 2026-10-04 17:51:20Z, 10:00: morse 87% · keyed-tone 10% · carrier 3% · tone 20 Hz · keying 10.01 Hz depth 0.86
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone morse carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 10.2 MB ⤓ Opus 2677 kB { }
What was heard
morse 87% · keyed-tone 10% · carrier 3% · tone 20 Hz · keying 10.01 Hz depth 0.86 — dominant tone 20 Hz, keyed at 10.01 Hz (depth 0.86). 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 38 dB — thanks to the operator. Receivers
Provenance
sha256 088dfb570ec75f81cc70cd2e1adf3e46e27f683222430ec26b060481519bc965
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-04T1751Z-10000-wwv-10000
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.
Related