XSL "Japanese Slot Machine"

tier B · data

6250 kHz USB · 2026-10-06 08:54:12Z · 10:00 · received at Dae_Gu City, South Korea

Spectrogram of XSL "Japanese Slot Machine", 6250 kHz USB, 2026-10-06 08:54:12Z, 10:00: data 70% · morse 20% · keyed-tone 7% · carrier 3% · tone 1125 Hz · keying 0.47 Hz depth 0.94 — spectrogram 0–6.0 kHz · analysis blocks: keyed-tone morse data carrier

loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 10.7 MB ⤓ Opus 2503 kB { }

What was heard

data 70% · morse 20% · keyed-tone 7% · carrier 3% · tone 1125 Hz · keying 0.47 Hz depth 0.94 — dominant tone 1125 Hz, keyed at 0.47 Hz (depth 0.94). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.

Receiver

KiwiSDR, Dae_Gu City, South Korea (PM45HV02) · HF 85M Loop Antenna and 6M Band 6 Ele Yagi & 5/8 GP Antenna · reported SNR 29 dB — thanks to the operator. Receivers

Provenance

sha256 0c9c23b506be22a17be3fac182559e74ae98edbd0c7501242ad5cd6b4ba0e689
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-06T0854Z-6250-xsl-6250

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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