NIL HEARDRECEPTION LOG

CFH Halifax (Canadian Forces) fax/RTTY

tier A · mixed

6494.5 kHz USB · 2026-10-02 09:40:14Z · 07:04 · received at Eganville, Canada

Spectrogram of CFH Halifax (Canadian Forces) fax/RTTY, 6494.5 kHz USB, 2026-10-02 09:40:14Z, 07:04: mixed 96% · morse 4% · tone 2493 Hz · keying 7.66 Hz depth 0.90
spectrogram 0–6.0 kHz · analysis blocks: morse mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 7.7 MB ⤓ Opus 1775 kB { }
What was heard
mixed 96% · morse 4% · tone 2493 Hz · keying 7.66 Hz depth 0.90 — dominant tone 2493 Hz, keyed at 7.66 Hz (depth 0.9). 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 31 dB — thanks to the operator. Receivers
Provenance
sha256 774b0a305121b928c7f2d896c2ac3439bee399c141a242ada2685f96aa822dce
source 07:04 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-02T0940Z-6494.5-rtty-cfh-6496
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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