From Signal Identification Wiki

Jump to: navigation

Giant Band of Signal Frequencies 1000 kHz,2 MHz Frequency Range 1000 kHz - 2 MHz Mode — Modulation — ACF — Bandwidth 1000 kHz Location Nova Scotia Short Description I/Q Raw Recording — Audio Sample

https://www.reddit.com/r/signalidentification/comments/6vfb71/a_band_of_incredibly_strong_signal_from_1mhz_to/

User found it to be neighbor testing FMCW radar.