NIL HEARDRECEPTION LOG

CFH Halifax (Canadian Forces) fax/RTTY

tier A · mixed

6494.5 kHz USB · 2026-10-03 04:16:57Z · 05:23 · received at Pine Bush, NY 12566

Spectrogram of CFH Halifax (Canadian Forces) fax/RTTY, 6494.5 kHz USB, 2026-10-03 04:16:57Z, 05:23: mixed 94% · morse 6% · tone 372 Hz · keying 9.36 Hz depth 0.85
spectrogram 0–6.0 kHz · analysis blocks: morse mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.7 MB ⤓ Opus 1350 kB { }
What was heard
mixed 94% · morse 6% · tone 372 Hz · keying 9.36 Hz depth 0.85 — dominant tone 372 Hz, keyed at 9.36 Hz (depth 0.85). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Pine Bush, NY 12566 (FN21up) · 250 ft Doublet, Elevation 100 ft · reported SNR 35 dB — thanks to the operator. Receivers
Provenance
sha256 ef8fdeaa963e44cf968e71ecfc91df4346781a01892262dc559d204e54469d94
source 05:23 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-03T0416Z-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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