T-45A UJPT & E2-C2 INav-03
Use and Operation of TACAN, VOR, VOR/DME
PRESENTATION
I.
Operating characteristics of TACAN and VOR 2.7.5.1.1.2, 2.7.5.1.1.2.3
Fig 1: Operating
NOTE: This section is provided to give you additional information on the
Characteristics of
Operating Characteristics Table.
TACAN and VOR
A. TACAN
1. Unaffected by weather
2. 360 magnetic radials emitted from station
3. Operates in UHF (L band)
a. 252 channels
(1) X-mode incorporates 126 channels
(2) Y-mode incorporates 126 channels
b. 1025-1150 MHz (1-MHz intervals)
NOTE: Frequency not necessarily tied to channel number;
tune by channel, not frequency.
4. Information provided
a. Continuous slant range distance from aircraft to station (DME)
in nautical miles
b. Magnetic bearing from station
5. Limitations
a. Line of sight
b. DME to 399.9 nm
c.
Standard Service Volume (SSV)
NOTE: SSV defines the interference free reception limits of
unrestricted NAVAIDs which are usable for random/
Fig 2: Standard
unpublished route navigation. Reception may be possible
Service Volume (SSV)
beyond (T), (L), and (H) reception ranges; however,
interference from other stations on the same frequency may
cause adjacent channel interference.
NOTE: All elevations are with respect to the station’s site
elevation (AGL).
(6-99) Original
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