NIL HEARDRECEPTION LOG

The Squeaky Wheel

tier B · mixed

3363.5 kHz USB · 2026-09-20 18:08:47Z · 03:45 · received at Heppen, Limburg, Belgium

Spectrogram of The Squeaky Wheel, 3363.5 kHz USB, 2026-09-20 18:08:47Z, 03:45: mixed 83% · carrier 8% · keyed-tone 8% · tone 360 Hz · keying 0.80 Hz depth 0.92
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone carrier mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 3.3 MB ⤓ Opus 1087 kB { }
What was heard
mixed 83% · carrier 8% · keyed-tone 8% · tone 360 Hz · keying 0.80 Hz depth 0.92 — dominant tone 360 Hz, keyed at 0.8 Hz (depth 0.92). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Heppen, Limburg, Belgium (JO21oc) · Longwire 54m top 70m above sealevel · reported SNR 38 dB — thanks to the operator. Receivers
Provenance
sha256 8c56c33c2852e77d9e749a5ef6d2f38d1526bac51fec16a96ce20ce870769626
source 03:45 WAV, 12000 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-20T1808Z-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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