NIL HEARDRECEPTION LOG

CHU Canada time signal (off air since 2026-06-22)

tier A · noise

7850 kHz AM · 2026-09-18 20:51:16Z · 04:00 · received at Shrewsbury, Vermont, USA

Spectrogram of CHU Canada time signal (off air since 2026-06-22), 7850 kHz AM, 2026-09-18 20:51:16Z, 04:00: noise 100%
spectrogram 0–6.0 kHz · analysis blocks: noise
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 4.5 MB ⤓ Opus 912 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, Shrewsbury, Vermont, USA (FN33om) · 82m (270ft) center fed doublet @ 20m (65ft) MF through HF · reported SNR 22 dB — thanks to the operator. Receivers
Provenance
sha256 3513869dec8b87fd1cf7507a57250e439efaff8ff0a1536b3725370bfcc7048d
source 04:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-18T2051Z-7850-chu-7850
Heard in the record
— linked once the record exists.
Notes

rig: CHU Ottawa, continuous, voice time announcement EN/FR each minute; 7850 is the primary evening frequency. Sources: NRC CHU page, sigidwiki CHU. Hunt 2026-09-18 ~20:50Z

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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