NIL HEARDRECEPTION LOG

WWVH time signal

tier A · noise

15000 kHz AM · 2026-09-21 19:47:10Z · 05:00 · received at Waimea, Hawaii

Spectrogram of WWVH time signal, 15000 kHz AM, 2026-09-21 19:47:10Z, 05:00: noise 100%
spectrogram 0–6.0 kHz · analysis blocks: noise
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.7 MB ⤓ Opus 1120 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 17 dB — thanks to the operator. Receivers
Provenance
sha256 963ec78cde2253e27b2be126c269acb07febfa7f7035027edadb9a41fc97bcca
source 05:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-21T1947Z-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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