{"analysis":{"blocks":[[0.0,"keyed-tone",500.9],[20.0,"keyed-tone",500.9],[40.0,"keyed-tone",500.9],[60.0,"keyed-tone",600.5],[80.0,"keyed-tone",600.5],[100.0,"keyed-tone",600.5],[120.0,"keyed-tone",99.6],[140.0,"keyed-tone",26.4],[160.0,"keyed-tone",99.6],[180.0,"keyed-tone",600.5],[200.0,"keyed-tone",600.5],[220.0,"keyed-tone",600.5],[240.0,"keyed-tone",500.9],[260.0,"carrier",500.9],[280.0,"keyed-tone",500.9],[300.0,"keyed-tone",600.5],[320.0,"keyed-tone",600.5],[340.0,"keyed-tone",600.5],[360.0,"keyed-tone",500.9],[380.0,"keyed-tone",500.9],[400.0,"keyed-tone",500.9],[420.0,"keyed-tone",600.5],[440.0,"keyed-tone",600.5],[460.0,"carrier",600.5],[480.0,"keyed-tone",500.9],[500.0,"keyed-tone",500.9],[520.0,"keyed-tone",500.9],[540.0,"keyed-tone",600.5],[560.0,"keyed-tone",600.5],[580.0,"keyed-tone",600.5]],"content":"keyed-tone","dur_s":600.28,"keying_depth":0.96,"keying_hz":0.2,"mix":{"carrier":0.067,"keyed-tone":0.933},"peak":0.3609,"rms":0.054389,"samplerate":11999,"summary":"keyed-tone 93% · carrier 7% · tone 551 Hz · keying 0.20 Hz depth 0.96","tone_hz":550.7},"archived":false,"archived_why":null,"band":"10 MHz","dur_s":600.28,"excerpt_s":null,"freq_khz":10000.0,"heard_in":[],"id":"2026-09-20T1915Z-10000-wwv-10000-na","licence":"CC BY 4.0","media":{"flac":{"bytes":10857524,"url":"/media/25514294637c8a89b8d31ea27a92c97726347cb43da4b79283aa8613f9b5f3ac.flac"},"m4a":{"bytes":3646827,"url":"/media/25514294637c8a89b8d31ea27a92c97726347cb43da4b79283aa8613f9b5f3ac.m4a"},"opus":{"bytes":2406363,"url":"/media/25514294637c8a89b8d31ea27a92c97726347cb43da4b79283aa8613f9b5f3ac.opus"}},"mode":"AM","notes":{"listening":{"marks":[],"note":"","stars":0,"tags":[]},"rig":null},"peaks":[89,87,87,83,86,93,87,90,90,89,90,91,92,92,93,92,90,88,88,88,90,90,94,94,92,92,93,93,94,91,88,88,91,92,91,92,92,90,92,92,87,91,93,90,93,93,93,89,88,87,84,87,88,88,87,90,87,86,86,85,87,89,88,87,86,95,92,92,93,90,94,91,89,89,92,94,95,96,92,90,92,90,88,87,90,89,89,93,96,97,93,90,89,85,89,89,89,89,91,91,90,91,92,93,95,90,90,88,84,86,82,82,84,84,86,85,83,88,86,87,86,83,84,79,83,90,82,85,82,86,84,89,85,84,87,80,85,85,85,83,85,84,84,83,89,92,90,91,92,90,89,87,86,87,89,90,91,91,90,89,89,88,86,87,89,86,86,86,85,82,83,83,86,85,87,87,84,85,84,85,83,82,83,83,88,94,87,90,90,92,90,88,86,88,90,92,92,93,89,85,88,92,92,91,89,86,86,85,87,87,92,90,88,86,87,85,87,93,94,93,91,92,91,92,93,96,94,91,91,94,82,86,87,86,89,84,80,83,81,82,85,83,83,80,90,100,93,92,91,90,92,91,91,92,91,88,90,91,94,94,93,90,87,90,91,89,87,89,90,91,91,93,94,93,93,92,89,89,88,91,91,92,89,89,94,92,90,87,88,91,80,83,86,90,88,86,84,84,82,82,84,83,82,81,88,92,93,91,90,90,88,91,89,92,91,86,90,89,89,92,92,90,90,94,89,91,89,90,92,89,87,84,88,92,87,87,90,95,87,89,91,90,88,86,87,88,89,89,89,85,85,84,83,83,86,84,79,84,83,82,85,86,87,83,91,93,90,92,91,95,91,90,93,94,94,90,91,89,87,85,88,91,91,91,93,91,90,93,93,93,92,89,91,88,90,89,93,90,87,88,89,90,87,92,91,87,89,91,91,87,87,82,81,83,89,83,84,88,83,84,88,86,86,88,87,93,92,89,87,85,92,92,87,85,91,91,89,91,87,91,94,97,89,84,91,88,89,93,94,87,87,93,93,92,88,92,93,87,87,92,87,86,81,84,87,83,88,90,86,91,84,86,82,81,83,82,83,90,90,87,89,88,90,88,90,92,92,94,92,85,90,94,90,87,91,89,93,96,92,88,91,90,83,86,90,88,84,86,91,89,91,96,93,87,91,91,89,89,91,90,87,91,93,89,90,88,93,90,89,88,83,80,83,84,91,83,79,86,84,80,82,83,82,77,91,96,87,87,87,92,94,91,88,91,94,94,92,95,97,94,89,90,90,95,97,88,81,83,88,93,95,86,88,93,96,88,88,89,95,95,88,94,94,94,91,88,90,92,89,77,75,76,77,78,84,81,78,81,81,80],"publish":"full","receiver":{"antenna":"CHA EMCOMM III Base Antenna","grid":"FN15jl","loc":"Eganville, Canada","opt_out":false},"recorder":"kiwirecorder.py (jks-prv/kiwiclient v1.11)","related":["2026-09-20T1926Z-10000-wwv-10000","2026-09-21T0003Z-5000-wwv-5000","2026-09-21T0220Z-10000-wwv-10000-na","2026-09-20T1910Z-8530-e11-8530","2026-09-20T1900Z-13282-volmet-pacific-13282","2026-09-20T1856Z-4879.2-m23-4880"],"rig_item":"2026-09-20T1915Z-10000-wwv-10000-na","sha256":"25514294637c8a89b8d31ea27a92c97726347cb43da4b79283aa8613f9b5f3ac","snr_db":29,"source_dur_s":600.28,"spectrogram":"/spectrogram/25514294637c8a89b8d31ea27a92c97726347cb43da4b79283aa8613f9b5f3ac.png","station":{"kind":"time","name":"WWV time signal","slug":"wwv"},"thumb":"/spectrogram/25514294637c8a89b8d31ea27a92c97726347cb43da4b79283aa8613f9b5f3ac-thumb.png","tier":"A","url":"/capture/2026-09-20T1915Z-10000-wwv-10000-na/","utc":"2026-09-20T19:15:52Z"}