Description : What frequency band is referred to as the metric waves? A. VHF B. UHF C. HF D. SHF
Last Answer : A. VHF
Description : Troposheric scatter uses the frequencies in the ________ band. A. VLF B. UHF C. VHF D. UF
Last Answer : B. UHF
Description : In what range of frequencies are most omnidirectional horizontally polarized antennas used? A. VHF, UHF B. VLF, LF C. SH, EHF D. MF, HF
Last Answer : A. VHF, UHF
Description : Tropospheric scatteris usedwith frequenciesinthe followingrange: a. HF b. VHF c. UHF d. VLF
Last Answer : c. UHF
Description : Which frequency band is a wavelength of 1200m? a. UHF b. LF c. HF d. MF
Last Answer : b. LF
Description : In what frequency band is the ATIS normally broadcasted? a. LF b. HF c. ADF d. VHF
Last Answer : d. VHF
Description : Which frequency band is the standard AM radio broadcast? A. HF B. UHF C. MF D. VHF
Last Answer : C. MF
Description : The frequency on which ATIS can be found is: a. Discrete VHF or VOR frequency b. Discrete VHF only c. VOR frequency only d. Any ATC frequency
Last Answer : a. Discrete VHF or VOR frequency
Description : Which band does channel 14 of the television channel belong? A. High VHF band B. EHF band C. UHF band D. Low VHF band
Last Answer : C. UHF band
Description : Channel 7 of the regular television channel belongs to which band? A. Low VHF band B. High VHF band C. Low UHF band D. High UHF band
Last Answer : B. High VHF band
Description : TV channels 2, 4 and 5 are known as ________. A. Mid band UHF B. Low band UHF C. High band VHF D. Low band VHF
Last Answer : D. Low band VHF
Description : On an ILS approach, you are told that the weather has dropped below company minima. When must you abort the approach? a. Start of the glide-slope descent b. FAF c. Inner marker d. Outer marker
Last Answer : d. Outer marker
Description : Which of the following is an advantage of MLS? a. Can be used in inhospitable terrain b. Uses the same aircraft equipment as ILS c. Has a selective access ability d. Is not affected by heavy precipitation
Last Answer : a. Can be used in inhospitable terrain
Description : The visual and aural indications obtained when overflying an ILS middle marker are: a. Continuous low pitched dashes with synchronized blue light b. Continuous high pitched dots with synchronized amber ... dots and dashes with amber light d. One letter in Morse with synchronized white light
Last Answer : c. Alternating medium pitch dots and dashes with amber light
Description : The sequence of marker colours when flying an ILS approach is: a. White, blue, amber b. Blue, white, amber c. Blue, amber, white d. Amber, blue, white
Last Answer : c. Blue, amber, white
Description : A precision Approach Procedure is defined as: a. An approach using bearing, elevation and distance information b. An approach with a crew of at least 2 pilots trained for such ... An instrument approach procedure utilizing azimuth and glide path information provided by an ILS or a PAR
Last Answer : c. An instrument approach procedure utilizing azimuth and glide path information provided by an ILS or a PAR
Description : What is required for navigation in IMC? a. Radio equipment and equipment for guidance until visual point b. Anti-icing equipment c. A serviceable weather radar d. One VHF box and one HF box
Last Answer : a. Radio equipment and equipment for guidance until visual point
Description : An aircraft has to communicate with a VHF station at a range of 300nm, if the ground station is situated 2,500ft amsl, which of the following is the lowest altitude at which contact is likely to be made? a. 190ft b. 1,378ft c. 36,100ft d. 84,100ft
Last Answer : c. 36,100ft
Description : The full range of VHF frequencies used for communications is: a. 3 to 30 MHz b. 88 to 108 MHz c. 108.0 to 139.95 MHz d. 118.0 to 136.975 MHz
Last Answer : d. 118.0 to 136.975 MHz
Description : What range of frequencies are usually referred to as the Ultra High Frequency (UHF) Band? w) 3 to 30 Mega Hertz x) 30 to 300 Mega Hertz y) 300 to 3,000 Mega Hertz z) 30,000 to 300,000 Mega Hertz
Last Answer : ANSWER: Y -- 300 to 3,000 MEGA HERTZ
Description : Which frequency bands can be refracted during the day by the D layer? A. VLF B. MF C. LF D. Both VLF and LF
Last Answer : D. Both VLF and LF
Description : Which of the two types of magnetic tape is used to record audio and instrumentation type signals in the VLF to 2.5MHz frequency range?
Last Answer : Analog magnetic tape.
Description : In the event of an act of unlawful interference, which of the following is the correct procedure to be taken by the pilot in command? a. Squawk 7700 if the situation requires and continue ... the flight plan, climb or descend to altitudes that differ from the normal cruising altitudes by 1000ft
Last Answer : c. Squawk 7500 (or 7700 if required) and broadcast a warning if the situation forces deviation from the cleared flight plan
Description : The DME counters are rotating continuously. This indicates that: a. The DME is unserviceable b. The DME is trying to lock onto range c. The DME is trying to lock onto frequency d. The DME is receiving no response from the ground station
Last Answer : b. The DME is trying to lock onto range
Description : DME and VOR are “frequency paired” because: a. The same receiver can be used for both aids b. The VOR transmitter is easily converted to the required DME frequency c. Cockpit workload is reduced d. Both ground transmitter aerials can be placed on the same site if required
Last Answer : c. Cockpit workload is reduced
Description : A typical DME frequency is: a. 1000 MHz b. 1300 MHz c. 1000 kHz d. 1575 MHz
Last Answer : a. 1000 MHz
Description : The correct readback of the frequency 123.725 on 25 kHz spacing is: a. 123.725 b. 123.7 c. 12372 d. 123.72
Last Answer : a. 123.725
Description : The minimum content of a readback of the message from ATC “X-CD CHANGE FREQUENCY TO STEPHENVILLE TOWER 118.7” is: a. 118.7 b. CHANGING FREQUENCY X-CD c. TO STEPHENVILLE X-CD d. 118.7 X-CD
Last Answer : d. 118.7 X-CD
Description : If you are unable to contact a station on a designated frequency you should: a. Try another appropriate frequency b. Start transmitting blind c. Land at the nearest suitable aerodrome d. Transmit words twice
Last Answer : a. Try another appropriate frequency
Description : When reporting a frequency the use of the word “DECIMAL” can be omitted: a. When there is no likelihood of confusion b. After the initial call c. Never d. By the ground station only
Last Answer : c. Never
Description : The ATC message “DISTRESS TRAFFIC ENDED” signifies that: a. All traffic are to end their transmissions b. All aircraft on the frequency are to change to another frequency c. Normal ATC is resumed after an emergency d. ATC is shutting shop
Last Answer : c. Normal ATC is resumed after an emergency
Description : The definition of the instruction “MONITORO” is: a. Listen out on frequency b. Establish communications on frequency c. Watch out for visual signals on frequency d. You are being watched
Last Answer : a. Listen out on frequency
Description : What range of frequencies are usually referred to as the UHF Band? w) 3 to 30 Megahertz x) 30 to 300 Megahertz y) 300 to 3,000 Megahertz z) 30,000 to 300,000 Megahertz
Last Answer : ANSWER: Y -- 300 TO 3,000 MEGAHERTZ
Last Answer : UHF band is given by 300 MHz to 3000 MHz.
Description : Where is the noise generated that primarily determines the signal-to-noise ratio in a VHF (150MHz) marine-band receiver? A. Man-made noise B. In the atmosphere C. In the receiver front end D. In the ionosphere
Last Answer : C. In the receiver front end
Description : What is the metric subdivision of VHF band? A. Metric B. Millimetric C. Decimetric D. Centimetric
Last Answer : A. Metric
Description : What consists the front-end circuit of a VHF TV superheterodyne receiver? A. Mixer, RF amplifier and AFC? B. RF amplifier, Band pass filter and mixer C. Local oscillator, mixer and RF amplifier D. Local oscillator, AGC and antenna
Last Answer : C. Local oscillator, mixer and RF amplifier
Description : Where does the AM broadcast band located in the spectrum band? A. HF band B. VHF band C. LF band D. MF band
Last Answer : D. MF band
Description : Where is the noise generated that primarily determines the signal-to-noise ratio in a VHF (150 MHz) marine-band receiver? A. In the ionosphere B. In the receiver rear end C. In the receiver front end D. In the atmosphere
Description : What type of transmission is radiated from an aircraft’s radio altimeter antenna? A. An amplitude modulated continuous wave B. A pulse position modulated UHF signal C. A differential phase shift keyed UHF signal D. A frequency modulated continuous wave
Last Answer : D. A frequency modulated continuous wave
Description : What connector is popular in attaching test instruments like oscilloscopes, frequency counters, spectrum analyzers, etc? A. UHF connector B. PL-259 C. BNC D. SMA
Last Answer : C. BNC
Description : Assuming a UHF frequency range of 405.0125 MHz to 405.0875 MHz at 25 kHz channeling plan, how many channels can you produce? A. 2.5 ch. B. 2 ch. C. 4 ch. D. 3 ch.
Last Answer : D. 3 ch.
Last Answer : Frequency in the UHF range propagate by means of Space waves.
Description : What is the frequency range of an aircraft’s Very High Frequency (VHF) communications? A. 118.000 MHz to 136.975 MHz (worldwide up to 151.975 MHz) B. 108.000 MHz to 117.95 MHz C. 329.15 MHz to 335.00 MHz D. 2.0000 MHz to 29.999 MHz
Last Answer : A. 118.000 MHz to 136.975 MHz (worldwide up to 151.975 MHz)
Description : Very High Frequency (VHF) have ----- wavelengths? A. shorter (Answer) B. shortest
Last Answer : A. shorter (Answer)
Description : What is the purpose of frequency-multiplier stages in a VHF transmitter?
Last Answer : To raise the low frequency of a stable oscillator to the vhf range.
Description : What is the frequency range of VHF electromagnetic waves? A) 30-300 kHz B) 30-3000 kHz C) 30-300 MHz D) 30-3000 MHz
Last Answer : What is the frequency range of VHF electromagnetic waves? A) 30-300 kHz B) 30-3000 kHz C) 30-300 MHz D) 30-3000 MHz
Description : What is vlf charge on car rental?
Last Answer : Need answer