{"analysis":{"blocks":[[0.0,"carrier",2317.2],[20.0,"carrier",2317.2],[40.0,"carrier",2317.2],[60.0,"carrier",2317.2],[80.0,"carrier",2317.2],[100.0,"keyed-tone",2317.2],[120.0,"keyed-tone",2317.2],[140.0,"carrier",2317.2],[160.0,"carrier",2317.2],[180.0,"carrier",2317.2],[200.0,"carrier",2317.2],[220.0,"carrier",2317.2]],"content":"carrier","dur_s":240.32,"keying_depth":0.55,"keying_hz":0.4,"mix":{"carrier":0.833,"keyed-tone":0.167},"peak":0.5927,"rms":0.306684,"samplerate":11999,"summary":"carrier 83% · keyed-tone 17% · tone 2317 Hz · keying 0.40 Hz depth 0.55","tone_hz":2317.2},"archived":false,"archived_why":null,"band":"3 MHz","dur_s":240.32,"excerpt_s":null,"freq_khz":3853.1,"heard_in":[],"id":"2026-09-18T2118Z-3853.1-fax-3855","licence":"CC BY 4.0","media":{"flac":{"bytes":4608452,"url":"/media/5c9e1d8ec83289ca2e14e4b7727ba6c29b77d33df955d0238bc4f255d45635cd.flac"},"m4a":{"bytes":1456893,"url":"/media/5c9e1d8ec83289ca2e14e4b7727ba6c29b77d33df955d0238bc4f255d45635cd.m4a"},"opus":{"bytes":1023584,"url":"/media/5c9e1d8ec83289ca2e14e4b7727ba6c29b77d33df955d0238bc4f255d45635cd.opus"}},"mode":"USB","notes":{"listening":{"marks":[],"note":"","stars":0,"tags":[]},"rig":"DDH3 3855 kHz F1C 120 rpm IOC 576, white +425 / black -425 Hz. Dial 3853.1 USB -> black 1475 Hz, white 2325 Hz (decoder-standard). Slots 21:11 and 21:23 UTC per DWD fax schedule (22 May 2023). https://www.dwd.de/EN/specialusers/shipping/broadcast_en/broadcast_fax_052023_summer.pdf"},"peaks":[98,99,99,98,98,99,99,98,96,94,90,90,98,99,99,99,98,94,90,95,98,99,99,98,98,98,97,98,98,98,99,98,96,90,92,97,99,99,98,97,97,96,97,97,98,98,98,97,98,99,99,97,97,95,98,98,97,97,95,91,97,98,97,94,93,96,98,99,98,95,95,93,97,98,99,99,99,99,99,98,98,98,99,99,99,96,96,97,98,99,99,98,97,97,97,99,99,98,98,99,99,99,99,100,99,98,97,95,97,99,99,99,99,98,98,97,98,99,99,99,99,98,96,97,96,98,99,99,99,99,99,99,98,99,98,97,98,99,99,99,99,99,99,99,99,99,99,99,99,98,98,99,99,96,96,99,99,99,99,98,98,99,99,99,99,98,98,99,98,98,99,98,97,96,98,98,96,94,97,98,98,98,96,95,95,94,93,97,97,98,99,99,97,98,99,99,99,99,98,96,96,96,98,99,99,97,95,92,87,92,97,98,98,98,96,96,94,97,97,97,98,98,97,95,96,97,98,99,99,97,94,92,97,99,99,99,99,99,97,98,99,99,99,98,97,97,99,99,97,96,99,99,99,98,99,99,99,96,95,98,98,99,99,99,99,97,98,96,95,94,94,94,95,95,95,93,95,96,98,99,99,98,93,87,95,95,93,98,99,97,91,83,85,90,84,88,79,94,96,96,97,91,77,84,88,95,93,94,97,97,98,98,98,98,97,95,98,97,95,89,87,94,97,96,96,97,97,96,98,98,96,96,98,98,95,92,90,98,98,95,95,96,98,98,99,97,95,92,93,97,97,89,94,98,99,99,97,92,88,96,98,98,98,98,97,97,98,99,99,99,98,98,99,99,99,99,99,99,97,96,96,96,93,95,97,93,94,94,90,76,86,95,95,96,97,97,98,98,99,97,96,96,93,84,89,98,99,98,97,98,96,94,97,98,99,99,99,98,97,96,98,98,97,96,94,97,98,95,95,97,98,98,98,97,96,92,93,94,97,97,97,97,98,98,98,96,95,96,93,96,98,98,97,97,95,97,95,95,92,97,98,99,99,98,97,95,96,97,97,98,99,99,99,99,97,94,94,98,97,93,94,95,96,98,98,98,97,97,98,96,96,98,99,99,99,99,98,96,95,98,99,99,99,99,98,98,97,96,97,99,99,99,97,97,98,99,99,98,95,94,99,99,99,97,98,97,97,98,98,99,99,98,98,97,98,99,99,99,99,98,96,97,97,95,93,95,99,98,98,95,97,96,98,98,98,98,95,96,98,98,97,93,98,99,99,99,97,93,89,93,97,98,98,98,98,97,96,96,92,90,97,98,98,98,96,95,95,95,98,98,99,99,99,99,99,97,95,95,96,97],"publish":"full","receiver":{"antenna":"Vertical pylon isolated 11 meters (ou Mini-Whip dual FET)","grid":"JN04ku","loc":"TREMOLAT (24), FRANCE","opt_out":false},"recorder":"kiwirecorder.py (jks-prv/kiwiclient v1.11)","related":["2026-09-18T2052Z-7880-fax-7880","2026-09-18T2211Z-7878.1-wxfax-7880","2026-09-18T2218Z-3853.1-wxfax-3855","2026-09-18T2118Z-3870-berkut24-3870","2026-09-18T2118Z-8828-volmet-8828","2026-09-18T2119Z-10768-m12-10768"],"rig_item":"2026-09-18T2118Z-3853.1-fax-3855","sha256":"5c9e1d8ec83289ca2e14e4b7727ba6c29b77d33df955d0238bc4f255d45635cd","snr_db":43,"source_dur_s":240.32,"spectrogram":"/spectrogram/5c9e1d8ec83289ca2e14e4b7727ba6c29b77d33df955d0238bc4f255d45635cd.png","station":{"kind":"weather","name":"DWD Pinneberg weather fax","slug":"dwd-fax"},"thumb":"/spectrogram/5c9e1d8ec83289ca2e14e4b7727ba6c29b77d33df955d0238bc4f255d45635cd-thumb.png","tier":"A","url":"/capture/2026-09-18T2118Z-3853.1-fax-3855/","utc":"2026-09-18T21:18:44Z"}