NIL HEARDRECEPTION LOG

The Squeaky Wheel

tier B · mixed

3363.5 kHz USB · 2026-09-26 03:30:42Z · 06:31 · received at Brettnach F57320

Spectrogram of The Squeaky Wheel, 3363.5 kHz USB, 2026-09-26 03:30:42Z, 06:31: mixed 55% · keyed-tone 40% · carrier 5% · tone 390 Hz · keying 0.75 Hz depth 0.94
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone carrier mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 7.0 MB ⤓ Opus 1618 kB { }
What was heard
mixed 55% · keyed-tone 40% · carrier 5% · tone 390 Hz · keying 0.75 Hz depth 0.94 — dominant tone 390 Hz, keyed at 0.75 Hz (depth 0.94). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Brettnach F57320 (JN39GG) · vertical · reported SNR 40 dB — thanks to the operator. Receivers
Provenance
sha256 e508fdd7ec956bd6c334693636b011367535116fa669700c69c7c38157175f99
source 06:31 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-26T0330Z-3363.5-squeaky-3363
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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