NIL HEARDRECEPTION LOG

WWV time signal

tier A · keyed-tone

10000 kHz AM · 2026-09-22 22:51:20Z · 10:00 · received at Eganville, Canada

Spectrogram of WWV time signal, 10000 kHz AM, 2026-09-22 22:51:20Z, 10:00: keyed-tone 90% · carrier 10% · tone 501 Hz · keying 0.35 Hz depth 0.97
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 9.2 MB ⤓ Opus 2451 kB { }
What was heard
keyed-tone 90% · carrier 10% · tone 501 Hz · keying 0.35 Hz depth 0.97 — dominant tone 501 Hz, keyed at 0.35 Hz (depth 0.97). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Eganville, Canada (FN15jk) · CHA EMCOMM III Base Antenna · reported SNR 32 dB — thanks to the operator. Receivers
Provenance
sha256 7d3435417ef68cc87e72548e1d22de77c3713ce34a1641228d8244e39e24d595
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-22T2251Z-10000-wwv-10000-na
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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