Frederick, Maryland · 116.85 MHz
The Frederick VOR/DME (FDK) transmits on 116.85 MHz, TACAN/DME channel 115Y, from 303 ft MSL in Frederick, Maryland. From the FAA’s NASR data (cycle 2026-09-03); check the current Chart Supplement and NOTAMs before you rely on it.
Where the FAA protects this VOR’s signal off published routes (AIM 1-1-8). Heights are above the transmitter, not MSL. Published routes and procedures can use a VOR beyond these limits, and the remarks below can narrow them.
Verbatim from NASR. Radials are magnetic, from the station. UNUSBL = Unusable · BYD = Beyond · BLW = Below.
For the 30-day VOR check under 14 CFR 91.171: within 4° at a ground checkpoint, 6° at an airborne one.
Each field’s radial and distance from FDK, using the station’s own 8°W alignment.
More VORs in Maryland, or plan a route through FDK in the Route Planner.