NIL HEARDRECEPTION LOG

DWD Pinneberg weather fax

tier A · keyed-tone

7878.1 kHz USB · 2026-09-18 22:11:35Z · 05:00 · received at Wessex - KiwiSDR - G8JNJ - South West UK

Spectrogram of DWD Pinneberg weather fax, 7878.1 kHz USB, 2026-09-18 22:11:35Z, 05:00: keyed-tone 80% · carrier 13% · data 7% · tone 2317 Hz · keying 0.25 Hz depth 0.53
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone data carrier
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 5.3 MB ⤓ Opus 1243 kB { }
What was heard
keyed-tone 80% · carrier 13% · data 7% · tone 2317 Hz · keying 0.25 Hz depth 0.53 — dominant tone 2317 Hz, keyed at 0.25 Hz (depth 0.53). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Wessex - KiwiSDR - G8JNJ - South West UK (IO80qr) · (same as Wessex KiWi V1) · reported SNR 40 dB — thanks to the operator. Receivers
Provenance
sha256 e230b6a1cd41c435caf64532ad5af6e09293eb5e6ea07d54d6693b2cf6d75491
source 05:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-18T2211Z-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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