{"analysis":{"blocks":[[0.0,"keyed-tone",407.2],[20.0,"carrier",424.8],[40.0,"keyed-tone",395.5],[60.0,"voice",421.8],[80.0,"voice",477.5],[100.0,"voice",442.3],[120.0,"voice",477.5],[140.0,"voice",369.1],[160.0,"carrier",421.8],[180.0,"voice",448.2],[200.0,"voice",416.0],[220.0,"keyed-tone",421.8],[240.0,"voice",421.8],[260.0,"voice",404.3],[280.0,"voice",416.0],[300.0,"keyed-tone",418.9],[320.0,"voice",477.5],[340.0,"voice",416.0],[360.0,"voice",421.8],[380.0,"keyed-tone",404.3],[400.0,"carrier",421.8],[420.0,"keyed-tone",421.8],[440.0,"keyed-tone",416.0],[460.0,"carrier",421.8],[480.0,"voice",477.5],[500.0,"keyed-tone",404.3],[520.0,"voice",477.5],[540.0,"carrier",413.1],[560.0,"voice",418.9],[580.0,"carrier",418.9]],"content":"voice","dur_s":600.28,"keying_depth":0.96,"keying_hz":0.68,"mix":{"carrier":0.2,"keyed-tone":0.267,"voice":0.533},"peak":0.546,"rms":0.141853,"samplerate":11999,"summary":"voice 53% · keyed-tone 27% · carrier 20% · tone 419 Hz · keying 0.68 Hz depth 0.96","tone_hz":418.9},"archived":false,"archived_why":null,"band":"5 MHz","dur_s":600.28,"excerpt_s":null,"freq_khz":5450.0,"heard_in":[],"id":"2026-10-04T2020Z-5450-volmet-5450","licence":"CC BY 4.0","media":{"flac":{"bytes":10282604,"url":"/media/64d9fccfb21280a74314998ff70228821b877d52a4c51cfb313b4845493f663b.flac"},"m4a":{"bytes":3759821,"url":"/media/64d9fccfb21280a74314998ff70228821b877d52a4c51cfb313b4845493f663b.m4a"},"opus":{"bytes":2722606,"url":"/media/64d9fccfb21280a74314998ff70228821b877d52a4c51cfb313b4845493f663b.opus"}},"mode":"USB","notes":{"listening":{"marks":[],"note":"","stars":0,"tags":[]},"rig":null},"peaks":[92,94,95,98,96,85,78,96,98,95,91,76,84,94,97,89,97,92,96,96,94,90,92,93,94,93,91,94,90,92,97,97,91,73,85,97,94,94,77,85,95,97,96,78,81,85,91,96,96,94,73,82,91,96,96,93,97,93,94,95,96,89,95,94,90,92,91,94,96,95,94,90,78,93,96,95,90,95,92,94,96,97,91,95,95,93,93,91,94,96,93,96,96,76,78,95,94,97,93,99,98,94,94,94,93,96,92,96,92,95,95,97,95,90,81,90,96,97,94,94,94,97,98,96,93,94,96,93,95,90,94,95,93,96,85,96,93,93,91,94,95,97,95,70,88,97,94,97,95,94,93,98,96,93,97,93,91,93,95,95,97,98,88,81,94,96,97,93,74,82,94,95,98,92,98,94,94,95,97,97,91,96,94,91,92,73,84,87,86,88,97,96,96,74,82,90,97,96,95,80,76,92,92,98,96,94,96,92,94,92,93,94,93,96,96,92,70,86,96,95,97,89,98,95,92,92,93,90,91,96,97,95,74,81,95,94,97,96,94,93,96,96,97,90,93,97,92,94,92,94,95,96,88,93,75,90,96,92,75,84,94,95,92,77,91,96,96,91,79,88,93,96,95,91,96,91,96,97,95,92,93,93,93,95,94,97,97,91,77,91,95,96,93,98,90,94,97,95,92,95,93,93,91,93,95,95,94,90,84,94,97,91,79,82,94,97,96,95,66,81,93,96,96,93,77,81,95,93,99,96,97,95,91,94,94,93,93,93,96,92,93,76,91,94,98,96,94,98,94,95,92,94,94,92,97,98,94,71,85,98,92,99,97,95,91,96,99,97,92,94,96,89,94,92,95,96,96,93,89,80,92,98,85,77,83,96,98,86,75,93,96,96,85,80,93,94,96,95,95,97,95,97,98,98,93,92,94,92,94,97,100,96,92,77,92,97,95,93,96,93,94,97,97,92,97,93,93,92,93,97,97,94,75,80,96,98,86,78,83,96,97,96,93,77,81,95,96,98,90,76,84,97,96,99,94,99,92,95,90,93,93,92,96,97,94,92,75,96,92,99,96,96,96,93,95,92,93,93,94,97,95,95,76,91,98,95,99,93,96,92,95,97,96,92,96,94,91,95,92,96,98,96,94,71,81,95,98,69,77,90,96,98,65,80,96,97,96,65,84,95,95,97,92,97,94,95,98,97,96,93,91,94,93,93,96,97,96,78,84,94,95,95,97,96,82,77,83,85,85,86,87,96,97,97,82,81,90,94,96,98,90,98,95,97,97,99,92,94,96,96,95,94,94,94,96,98,92,71,84,93,97,94,95,97,92,94,94,94,97,97,98,93,95,73,92,97,97,94,99,89],"publish":"full","receiver":{"antenna":"vertical","grid":"JN39GG","loc":"Brettnach F57320","opt_out":false},"recorder":"kiwirecorder.py (jks-prv/kiwiclient v1.11)","related":["2026-10-05T2050Z-5450-volmet-5450","2026-10-03T1652Z-5450-volmet-5450","2026-10-06T0415Z-5450-volmet-5450","2026-10-04T2032Z-3853.1-wxfax-3855","2026-10-04T2008Z-10000-wwv-10000-na","2026-10-04T2005Z-4995-rwm-4996"],"rig_item":"2026-10-04T2020Z-5450-volmet-5450","sha256":"64d9fccfb21280a74314998ff70228821b877d52a4c51cfb313b4845493f663b","snr_db":45,"source_dur_s":600.28,"spectrogram":"/spectrogram/64d9fccfb21280a74314998ff70228821b877d52a4c51cfb313b4845493f663b.png","station":{"kind":"weather","name":"RAF VOLMET","slug":"raf-volmet"},"thumb":"/spectrogram/64d9fccfb21280a74314998ff70228821b877d52a4c51cfb313b4845493f663b-thumb.png","tier":"A","url":"/capture/2026-10-04T2020Z-5450-volmet-5450/","utc":"2026-10-04T20:20:55Z"}