NIL HEARDRECEPTION LOG

WWV HamSCI test signal (minute 8)

tier A · keyed-tone

10000 kHz AM · 2026-10-06 19:05:48Z · 03:00 · received at Eganville, Canada

Spectrogram of WWV HamSCI test signal (minute 8), 10000 kHz AM, 2026-10-06 19:05:48Z, 03:00: keyed-tone 89% · carrier 11% · tone 501 Hz · keying 0.23 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 3.0 MB ⤓ Opus 711 kB { }
What was heard
keyed-tone 89% · carrier 11% · tone 501 Hz · keying 0.23 Hz depth 0.96 — dominant tone 501 Hz, keyed at 0.23 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 ba3e5b736acea6f34569d991d564c695bed5c943a7231452c5b20da8b9b79209
source 03:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-06T1905Z-10000-wwv-hamsci-10000
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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