DWD Hamburg RTTY weather DDH7

tier A · data

7644.5 kHz USB · 2026-09-20 20:52:42Z · 04:32 · received at Assen | Netherlands

Spectrogram of DWD Hamburg RTTY weather DDH7, 7644.5 kHz USB, 2026-09-20 20:52:42Z, 04:32: data 100% — spectrogram 0–6.0 kHz · analysis blocks: data

loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 4.8 MB ⤓ Opus 1143 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, Assen | Netherlands (JO32fx) · Active Loop antenna PAHGOR (serial nr: 001) built by ► PA0EBC ◀ 👍 · reported SNR 46 dB — thanks to the operator. Receivers

Provenance

sha256 99448496e7f2c306ca5f2c83d2996f095a2a35162dead972cc6ee863cc20bb69
source 04:32 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-20T2052Z-7644.5-rtty-7646

Heard in the record

— linked once the record exists.

Notes

rig: sidecar reconstructed 2026-09-20 after job 20260920T205242Z-new-generation deleted it; audio, receiver and SNR are the originals, utc is derived from the file mtime minus its duration

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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