NIL HEARDRECEPTION LOG

TAH Türk Radio Istanbul CW marker

tier A · mixed

12653.2 kHz USB · 2026-10-06 06:30:52Z · 06:26 · received at Bősárkány, Hungary

Spectrogram of TAH Türk Radio Istanbul CW marker, 12653.2 kHz USB, 2026-10-06 06:30:52Z, 06:26: mixed 80% · keyed-tone 15% · carrier 5% · tone 1793 Hz · keying 0.30 Hz depth 0.94
spectrogram 0–6.0 kHz · analysis blocks: keyed-tone carrier mixed
loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 6.5 MB ⤓ Opus 2020 kB { }
What was heard
mixed 80% · keyed-tone 15% · carrier 5% · tone 1793 Hz · keying 0.30 Hz depth 0.94 — dominant tone 1793 Hz, keyed at 0.3 Hz (depth 0.94). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
Receiver
KiwiSDR, Bősárkány, Hungary (JN87pq) · Fritzel FD4 windom (80 - 10 m) · reported SNR 28 dB — thanks to the operator. Receivers
Provenance
sha256 f9981e19357a20775e1dadd5e9e9c3b4b3b1a5c7ebe0112c15c2da5021afc86a
source 06:26 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-06T0630Z-12653.2-cw-tah-12654
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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