NIL HEARDRECEPTION LOG

DWD Hamburg RTTY weather DDH7

tier A · data

7644.5 kHz USB · 2026-09-26 20:26:20Z · 06:46 · received at Wessex - KiwiSDR - G8JNJ - South West UK

Spectrogram of DWD Hamburg RTTY weather DDH7, 7644.5 kHz USB, 2026-09-26 20:26:20Z, 06:46: data 100%
spectrogram 0–6.0 kHz · analysis blocks: data
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 7.1 MB ⤓ Opus 1797 kB { }
What was heard
data 100%. 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 72685e41acf78a3b465b2a9a33f004314a3aed17aa8475472ec24874508fe583
source 06:46 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-26T2026Z-7644.5-rtty-7646
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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