NIL HEARDRECEPTION LOG

The Squeaky Wheel

tier B · keyed-tone

3363.5 kHz USB · 2026-10-06 00:20:45Z · 03:35 · received at Brettnach F57320

Spectrogram of The Squeaky Wheel, 3363.5 kHz USB, 2026-10-06 00:20:45Z, 03:35: keyed-tone 100% · tone 390 Hz · keying 0.75 Hz depth 0.98
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 3.7 MB ⤓ Opus 922 kB { }
What was heard
keyed-tone 100% · tone 390 Hz · keying 0.75 Hz depth 0.98 — dominant tone 390 Hz, keyed at 0.75 Hz (depth 0.98). 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 3c8e50262662eaa4b8514c9124252d363382cefcc3c4a2d34f89e6d062c0561f
source 03:35 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-06T0020Z-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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