NIL HEARDRECEPTION LOG

WWV time signal

tier A · keyed-tone

10000 kHz AM · 2026-09-20 19:15:52Z · 10:00 · received at Eganville, Canada

Spectrogram of WWV time signal, 10000 kHz AM, 2026-09-20 19:15:52Z, 10:00: keyed-tone 93% · carrier 7% · tone 551 Hz · keying 0.20 Hz depth 0.96
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 10.4 MB ⤓ Opus 2350 kB { }
What was heard
keyed-tone 93% · carrier 7% · tone 551 Hz · keying 0.20 Hz depth 0.96 — dominant tone 551 Hz, keyed at 0.2 Hz (depth 0.96). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Eganville, Canada (FN15jl) · CHA EMCOMM III Base Antenna · reported SNR 29 dB — thanks to the operator. Receivers
Provenance
sha256 25514294637c8a89b8d31ea27a92c97726347cb43da4b79283aa8613f9b5f3ac
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-20T1915Z-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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