NIL HEARDRECEPTION LOG

WWVH time signal

tier A · noise

15000 kHz AM · 2026-09-20 17:45:41Z · 04:00 · received at Waimea, Hawaii

Spectrogram of WWVH time signal, 15000 kHz AM, 2026-09-20 17:45:41Z, 04:00: noise 100%
spectrogram 0–6.0 kHz · analysis blocks: noise
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 4.5 MB ⤓ Opus 898 kB { }
What was heard
noise 100%. Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Waimea, Hawaii (BL20da) · Tuned fan dipole · reported SNR 20 dB — thanks to the operator. Receivers
Provenance
sha256 ab6df0773805f2d601130fb6873dc56ebf621a19e5c127fe04a1091aec62d7b6
source 04:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-20T1745Z-15000-wwvh-15000
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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