NIL HEARDRECEPTION LOG

WWVH time signal

tier A · carrier

15000 kHz AM · 2026-09-21 16:46:24Z · 05:00 · received at Maui, Hawaii, USA

Spectrogram of WWVH time signal, 15000 kHz AM, 2026-09-21 16:46:24Z, 05:00: carrier 100% · tone 120 Hz
spectrogram 0–6.0 kHz · analysis blocks: carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.6 MB ⤓ Opus 1119 kB { }
What was heard
carrier 100% · tone 120 Hz — dominant tone 120 Hz. Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Maui, Hawaii, USA (BL10us) · Discone · reported SNR 15 dB — thanks to the operator. Receivers
Provenance
sha256 ba80df9066cc58bb55426ea8d6982671470422d85afd0efa8ee6ffc5c7d0152a
source 05:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-21T1646Z-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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