NIL HEARDRECEPTION LOG

DWD Pinneberg weather fax

tier A · keyed-tone

3853.1 kHz USB · 2026-09-22 20:33:02Z · 03:41 · received at Brettnach F57320

Spectrogram of DWD Pinneberg weather fax, 3853.1 kHz USB, 2026-09-22 20:33:02Z, 03:41: keyed-tone 58% · carrier 42% · tone 2317 Hz · keying 0.25 Hz depth 0.52
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 4.1 MB ⤓ Opus 916 kB { }
What was heard
keyed-tone 58% · carrier 42% · tone 2317 Hz · keying 0.25 Hz depth 0.52 — dominant tone 2317 Hz, keyed at 0.25 Hz (depth 0.52). 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 45 dB — thanks to the operator. Receivers
Provenance
sha256 6fd1a758d27a276a4525c4ac76d40e55359500568436b7163f881b2d7777da5a
source 03:41 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-22T2033Z-3853.1-wxfax-3855
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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