OurAirports has records for 4 different navaids with the identifier "STD". Please select the one you'd like to view.
Netherlands
386 KHz (STD ... - -..)
... - -..
Norway
113.40 MHz (STD ... - -..)
Senegal
370 KHz (STD ... - -..)
Venezuela
115.30 MHz (STD ... - -..)