NIL HEARDRECEPTION LOG

GYA Northwood radiofax, 8040 kHz (day)

tier A · keyed-tone

8038.1 kHz USB · 2026-09-20 13:12:40Z · 04:31 · received at Montmorillon 86500 FRANCE

Spectrogram of GYA Northwood radiofax, 8040 kHz (day), 8038.1 kHz USB, 2026-09-20 13:12:40Z, 04:31: keyed-tone 36% · morse 36% · carrier 29% · tone 2358 Hz · keying 2.00 Hz depth 0.80
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone morse carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.0 MB ⤓ Opus 1125 kB { }
What was heard
keyed-tone 36% · morse 36% · carrier 29% · tone 2358 Hz · keying 2.00 Hz depth 0.80 — dominant tone 2358 Hz, keyed at 2.0 Hz (depth 0.8). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Montmorillon 86500 FRANCE (JN05ot) · Antenna Shared Apex SAL 30 array solution · reported SNR 35 dB — thanks to the operator. Receivers
Provenance
sha256 985e791d329ee8fe70756f786853c822a2fcfca7c9fda9e9af2cae3b33683393
source 04:31 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-20T1312Z-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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