NIL HEARDRECEPTION LOG

MSF Anthorn 60 kHz time code

tier A · keyed-tone

59 kHz USB · 2026-10-02 21:24:48Z · 09:31 · received at Montmorillon 86500 FRANCE

Spectrogram of MSF Anthorn 60 kHz time code, 59 kHz USB, 2026-10-02 21:24:48Z, 09:31: keyed-tone 97% · carrier 3% · tone 1002 Hz · keying 1.00 Hz depth 0.83
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 9.4 MB ⤓ Opus 2596 kB { }
What was heard
keyed-tone 97% · carrier 3% · tone 1002 Hz · keying 1.00 Hz depth 0.83 — dominant tone 1002 Hz, keyed at 1.0 Hz (depth 0.83). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Montmorillon 86500 FRANCE (JN06kj) · Antenna Shared Apex SAL 30 array solution · reported SNR 45 dB — thanks to the operator. Receivers
Provenance
sha256 27ea8cdc543c9f15083ed130c48e02d007ee5095601171a3db7dbdc2a21e3f7a
source 09:31 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-02T2124Z-59-msf-60
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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