NIL HEARDRECEPTION LOG

GYA Northwood radiofax, 8040 kHz (day)

tier A · morse

8038.1 kHz USB · 2026-09-23 06:51:01Z · 04:02 · received at PRADIERS DEP 15 JN15LG, FRANCE

Spectrogram of GYA Northwood radiofax, 8040 kHz (day), 8038.1 kHz USB, 2026-09-23 06:51:01Z, 04:02: morse 62% · keyed-tone 23% · carrier 15% · tone 2300 Hz · keying 2.00 Hz depth 0.86
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone morse carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 4.4 MB ⤓ Opus 989 kB { }
What was heard
morse 62% · keyed-tone 23% · carrier 15% · tone 2300 Hz · keying 2.00 Hz depth 0.86 — dominant tone 2300 Hz, keyed at 2.0 Hz (depth 0.86). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, PRADIERS DEP 15 JN15LG, FRANCE (JN15lg) · KELEMEN 80/40/20/15/10 · reported SNR 35 dB — thanks to the operator. Receivers
Provenance
sha256 7e473431940e0cdefc594c00cf4faa3d1cc272b23e235a8f7e40076ec8b23bed
source 04:02 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-23T0651Z-8038.1-wxfax-gya-8040
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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