[link to www.youtube.com]

"some very interesting links to documents and data I found in these documents. Very Interesting Information found in: [link to www.erodocdb.dk]
(page 39):
Look at the "Notes"

Frequency Major Utilization Notes
=========================
14350 - 14990 kHz Defence systems
Wireless applications Active animal implantable devices
in Healthcare within the band 12500-20000 kHz

I also found a site (for the US) [link to www.unwantedemissions.com] where I entered "14749 KHz". It will show what they are used for...try it.