NIL HEARDRECEPTION LOG

DWD Pinneberg weather fax

tier A · keyed-tone

7878.1 kHz USB · 2026-09-23 09:20:58Z · 05:00 · received at South West England, UK

Spectrogram of DWD Pinneberg weather fax, 7878.1 kHz USB, 2026-09-23 09:20:58Z, 05:00: keyed-tone 87% · carrier 13% · tone 2320 Hz · keying 0.45 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 5.4 MB ⤓ Opus 1250 kB { }
What was heard
keyed-tone 87% · carrier 13% · tone 2320 Hz · keying 0.45 Hz depth 0.52 — dominant tone 2320 Hz, keyed at 0.45 Hz (depth 0.52). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, South West England, UK (IO80qr) · Switched · reported SNR 33 dB — thanks to the operator. Receivers
Provenance
sha256 a9fe8a1cbd34b06344896476817bf4d228630a5fd0f53b3018b01ce5165a6e49
source 05:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-23T0920Z-7878.1-wxfax-7880
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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