Very weird signal in the VHF band

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Very weird signal in the VHF band
Weird signal in vhf band.PNG
Frequencies 151.01 MHz
Frequency Range 151.01 MHz - 151.01 MHz
Mode FM
Bandwidth 6.7 kHz
Location Rockford, Michigan
Short Description Found this extremely odd, almost constant signal in the VHF band next to the fire/police dispatch channels. Dont know the purpose, or protocol at all.
I/Q Raw Recording
Audio Sample

There appears to be some sort of buzzing like a transformer might explode or something like a welder welding something together... Dont know what it is.