ATSEp NavAids (DME, DVOR, SBS, OBN) Questions and Answers
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Course
ATSEP
Institution
ATSEP
ATSEp NavAids (DME, DVOR, SBS, OBN) Questions and Answers
b. interrogator
DME airborne equipment is also called
a. transponder
b. interrogator
c. transmitter
d. receiver
a. transponder
DME ground equipment is called
a. transponder
b. interrogator
c. transmitter
d. receiver
...
ATSEp NavAids (DME, DVOR, SBS, OBN)
Questions and Answers
b. interrogator - answer DME airborne equipment is also called
a. transponder
b. interrogator
c. transmitter
d. receiver
a. transponder - answer DME ground equipment is called
a. transponder
b. interrogator
c. transmitter
d. receiver
c. both a & b - answer Transponder equipment consist of
a. transmitter
b. receiver
c. both a & b
d. none of the above
c. 1 NM - answer 12.36 us time in DME is equivalent to
a. 2 NM
b. one way trip distance
c. 1 NM
d. none of the above
b. 126 - answer The total channel for interrogation is
a. 63
b. 126
c. 252
d. none of the above
c. 36 - answer Pulse spacing for Y-channel interrogation in microseconds
a. 12
b. 30
c. 36
d. 24
d. both a & b - answer 7. DME transponders are collocated with VOR with respect to
a. frequency
b. identification
c. power
, d. both a & b
b. increases - answer As the distance to DME station decreases, the slant range
error
a. remains constant
b. increases
c. decreases
d. is insignificant
c. both a & b - answer The time as measured between the 90 and 10 percent
amplitude points
of the pulse
a. rise time
b. decay time
c. both a & b
d. pulse duration
b. pulse spacing - answer The time interval between the 50% amplitude points on
the leading
edges of the pulses
a. pulse duration
b. pulse spacing
c. pulse width
d. none of the above
b. PRF - answer Is the frequency which each pulse pair has
a. PPS
b. PRF
c. PFR
d. none of the above
b. search mode - answer The condition which exists when the interrogator is
attempting to
acquire and lock onto the response to its own interrogations.
a. track mode
b. search mode
c. PRF
d. none of the above
c. duty cycle - answer The time the transmitter is activated to send reply pulses
a. track mode
b. reply to interrogation
c. duty cycle
d. one cycle per second
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