NIL HEARDRECEPTION LOG

MSF Anthorn 60 kHz time code

tier A · keyed-tone

59 kHz USB · 2026-09-23 21:42:14Z · 05:00 · received at TREMOLAT (24), FRANCE

Spectrogram of MSF Anthorn 60 kHz time code, 59 kHz USB, 2026-09-23 21:42:14Z, 05:00: keyed-tone 100% · tone 999 Hz · keying 1.00 Hz depth 0.92
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.2 MB ⤓ Opus 1282 kB { }
What was heard
keyed-tone 100% · tone 999 Hz · keying 1.00 Hz depth 0.92 — dominant tone 999 Hz, keyed at 1.0 Hz (depth 0.92). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, TREMOLAT (24), FRANCE (JN04ku) · Vertical pylon isolated 11 meters (ou Mini-Whip dual FET) · reported SNR 45 dB — thanks to the operator. Receivers
Provenance
sha256 5f253853c8695f2e54ed0f7b36045751fef8a5a06cf8d9991841c26226961b11
source 05:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-23T2142Z-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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