NIL HEARDRECEPTION LOG

The Pip

tier B · keyed-tone

3756 kHz USB · 2026-09-19 01:57:57Z · 06:12 · received at Brettnach F57320

Spectrogram of The Pip, 3756 kHz USB, 2026-09-19 01:57:57Z, 06:12: keyed-tone 84% · mixed 10% · voice 5% · tone 445 Hz · keying 0.75 Hz depth 0.97
spectrogram 0–6.0 kHz · analysis blocks: voice keyed-tone mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 6.5 MB ⤓ Opus 1607 kB { }
What was heard
keyed-tone 84% · mixed 10% · voice 5% · tone 445 Hz · keying 0.75 Hz depth 0.97 — dominant tone 445 Hz, keyed at 0.75 Hz (depth 0.97). 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 39 dB — thanks to the operator. Receivers
Provenance
sha256 3f50e5151b1a12aa04f6d94bbaecb3358ccb56cac9d19c42efa3b606a6830338
source 06:12 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-19T0157Z-3756-pip-3756
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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