[digitalradio] Unknown Digital signal????

[kc2axu]

Hi ,,, got a question for you guy's...  On 3.860.00usb to 3.863.00usb there is 
a digital signal.  Does anyone know what type or mode the signal is and 
possibly where it's coming from.  Comes on about 2400 Zulu and is annoying as 
hell....  Hoping someone might know...  Thanks..  kc2axu