4XZ Israeli Navy Haifa, night CW marker 6607 kHz

tier B · morse

6606.2 kHz USB · 2026-10-01 22:07:52Z · 10:00 · received at Kuwait City, Kuwait

Spectrogram of 4XZ Israeli Navy Haifa, night CW marker 6607 kHz, 6606.2 kHz USB, 2026-10-01 22:07:52Z, 10:00: morse 100% · tone 800 Hz · keying 8.96 Hz depth 0.98 — spectrogram 0–6.0 kHz · analysis blocks: morse

loop [ ] · speed in the player bar · deep link #t=seconds ⤓ FLAC 9.4 MB ⤓ Opus 2872 kB { }

What was heard

morse 100% · tone 800 Hz · keying 8.96 Hz depth 0.98 — dominant tone 800 Hz, keyed at 8.96 Hz (depth 0.98). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.

Receiver

KiwiSDR, Kuwait City, Kuwait (LL39) · HyEndFed · reported SNR 29 dB — thanks to the operator. Receivers

Provenance

sha256 8f55d51f771a8594fc04460b2f872d9085bca63789d2324fa5f4b3845e04e990
source 10:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-10-01T2207Z-6606.2-4xz-6607

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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