{"analysis":{"blocks":[[0.0,"keyed-tone",99.6],[20.0,"keyed-tone",99.6],[40.0,"keyed-tone",600.5],[60.0,"keyed-tone",600.5],[80.0,"keyed-tone",600.5],[100.0,"keyed-tone",500.9],[120.0,"carrier",500.9],[140.0,"keyed-tone",500.9],[160.0,"carrier",600.5],[180.0,"keyed-tone",600.5],[200.0,"keyed-tone",600.5],[220.0,"keyed-tone",500.9],[240.0,"keyed-tone",500.9],[260.0,"keyed-tone",500.9],[280.0,"keyed-tone",600.5],[300.0,"keyed-tone",600.5],[320.0,"carrier",600.5],[340.0,"keyed-tone",500.9],[360.0,"keyed-tone",500.9],[380.0,"carrier",500.9],[400.0,"keyed-tone",600.5],[420.0,"keyed-tone",600.5],[440.0,"keyed-tone",600.5],[460.0,"keyed-tone",99.6],[480.0,"keyed-tone",99.6],[500.0,"keyed-tone",99.6],[520.0,"keyed-tone",600.5],[540.0,"keyed-tone",600.5],[560.0,"keyed-tone",600.5],[580.0,"keyed-tone",500.9]],"content":"keyed-tone","dur_s":600.28,"keying_depth":0.96,"keying_hz":0.32,"mix":{"carrier":0.133,"keyed-tone":0.867},"peak":0.494,"rms":0.056451,"samplerate":11999,"summary":"keyed-tone 87% · carrier 13% · tone 551 Hz · keying 0.32 Hz depth 0.96","tone_hz":550.7},"archived":false,"archived_why":null,"band":"5 MHz","dur_s":600.28,"excerpt_s":null,"freq_khz":5000.0,"heard_in":[],"id":"2026-09-23T0010Z-5000-wwv-5000","licence":"CC BY 4.0","media":{"flac":{"bytes":11285950,"url":"/media/4edecef5f65c68f3668fffa0524df40d57884a997c1c3237b0636a9742677f88.flac"},"m4a":{"bytes":3696553,"url":"/media/4edecef5f65c68f3668fffa0524df40d57884a997c1c3237b0636a9742677f88.m4a"},"opus":{"bytes":2356552,"url":"/media/4edecef5f65c68f3668fffa0524df40d57884a997c1c3237b0636a9742677f88.opus"}},"mode":"AM","notes":{"listening":{"marks":[],"note":"","stars":0,"tags":[]},"rig":null},"peaks":[88,91,87,91,83,87,85,86,87,84,88,85,82,87,88,86,85,87,87,85,86,88,89,91,86,88,83,86,86,83,92,85,88,90,89,89,88,86,86,87,87,89,86,89,87,91,87,89,89,96,88,87,89,84,89,92,91,93,87,89,96,90,89,95,91,91,88,88,96,93,95,91,92,95,91,91,92,88,93,94,97,93,97,86,90,89,90,87,89,86,93,92,86,91,86,89,84,91,91,87,87,88,88,88,87,85,84,84,87,92,87,87,93,92,91,88,92,92,94,91,89,94,93,85,88,88,86,89,92,88,89,91,88,89,88,89,86,90,96,91,92,91,90,92,85,87,92,94,90,91,91,88,92,93,88,89,87,87,89,84,87,87,87,85,87,85,87,88,89,97,90,91,89,88,91,93,91,90,90,89,91,90,92,90,94,92,86,88,85,89,89,91,87,88,90,91,94,92,90,92,95,91,90,90,87,91,93,95,95,96,95,93,89,91,85,88,87,85,89,91,87,87,89,84,90,83,86,85,89,100,89,90,91,90,90,93,93,97,95,87,88,87,85,91,90,86,89,90,91,87,85,88,92,88,89,89,94,95,97,93,89,94,87,89,88,89,92,89,94,95,92,92,89,91,85,82,86,85,85,86,87,88,90,89,88,85,91,84,88,95,84,88,89,91,89,91,88,91,94,93,90,92,88,90,91,95,91,83,89,89,88,89,97,90,91,89,89,90,91,87,94,91,91,92,93,91,91,90,91,96,93,92,90,85,88,89,87,87,89,86,89,89,90,86,86,87,87,87,91,99,89,86,88,92,92,88,94,90,93,93,91,91,91,88,87,89,89,92,92,93,89,91,88,90,95,90,90,87,91,88,90,91,92,90,90,95,91,93,90,91,91,90,93,88,83,87,84,89,86,86,87,89,84,86,87,87,84,86,91,92,93,88,93,87,91,95,92,91,91,90,89,94,93,87,92,93,93,88,92,89,91,82,87,91,92,92,91,87,90,89,90,87,87,91,87,90,94,89,89,90,91,90,87,92,86,87,90,88,88,88,85,86,88,87,89,87,88,82,89,90,90,92,87,85,90,88,88,90,90,90,83,88,91,88,90,89,85,86,87,92,89,85,84,91,91,90,89,88,90,88,91,88,85,85,89,92,86,86,88,85,89,91,86,90,88,88,87,87,89,87,91,91,89,91,87,83,81,85,93,96,90,91,92,92,92,93,92,90,92,88,87,90,90,89,90,87,93,91,94,92,92,87,87,89,85,88,92,93,93,86,93,95,89,86,88,89,98,91,93,87,94,91,92,91,86,86,88,85,89,84,83,89,89,89,89,87,91,86,89,92,86,94,89,92,93,90,89,92,92,94],"publish":"full","receiver":{"antenna":"end-fed 173' wire @ 50'","grid":"EM75ul","loc":"Tellico Plains, TN USA","opt_out":false},"recorder":"kiwirecorder.py (jks-prv/kiwiclient v1.11)","related":["2026-09-22T2251Z-10000-wwv-10000-na","2026-09-23T0400Z-10000-wwv-10000-na","2026-09-23T0759Z-5000-wwv-5000","2026-09-23T0006Z-10000-wwv-hamsci-10000","2026-09-23T0000Z-18040-v13-newstar","2026-09-23T0023Z-6617-volmet-6617-rostov"],"rig_item":"2026-09-23T0010Z-5000-wwv-5000","sha256":"4edecef5f65c68f3668fffa0524df40d57884a997c1c3237b0636a9742677f88","snr_db":36,"source_dur_s":600.28,"spectrogram":"/spectrogram/4edecef5f65c68f3668fffa0524df40d57884a997c1c3237b0636a9742677f88.png","station":{"kind":"time","name":"WWV time signal","slug":"wwv"},"thumb":"/spectrogram/4edecef5f65c68f3668fffa0524df40d57884a997c1c3237b0636a9742677f88-thumb.png","tier":"A","url":"/capture/2026-09-23T0010Z-5000-wwv-5000/","utc":"2026-09-23T00:10:07Z"}