Aviation Electronics Technician 1 - Historic Naval Ships Association

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IN ANSWERING QUESTION 3-53,FIGURE 3-11 IN THE TEXTBOOK.REFER TOIN ANSWERING QUESTION 3-57,FIGURE 3-13 IN THE TEXTBOOK.REFER TO3-53. With the llD13A in the automaticsearch mode, what feature on theB-scope can be used to mark an areaof target return?1. Range sweep2. Acquisition symbol3 Jizzle4:' Horizon line3-54. What does the artificial horizonline indicate in a fire controlradar set automatic search mode ofoperation?1. Target elevation2. Target track3. Aircraft track4. Aircraft attitude3-55. Which of the following items doesNOT constitute the major displaydifferences between the automaticand manual search modes?1. The acquisition marks bracketthe B-trace2. The acquisition marks move withthe B-trace3. The antenna is controllable inazimuth4. Artificial horizon line ismanually controlled3-56. In the operation of a fire controlradar set, what action begins thetime period for acquisition?1. Lock on is obtained2. Power is applied3. The operator switches antennacontrol from automatic tomanual search4. The operator places theacquisition symbol over theselected target3-57. Which of the following indicationsis removed from the B-scope displayduring automatic track mode of afire control radar set?1. Acquisition symbol2. Range strobe3. Steering dot4. Range circle3-58. What is indicated by the steeringdot of a fire control radar set?1. Antenna azimuth2. Antenna elevation3. Antenna position4. Antenna range3-59. In the automatic track mode of afire control radar set, whathappens when the system breaks lockon?1. The system reverts to themanual search mode2. The system reverts to theautomatic search mode3. The system reverts to themanual track mode4. The system remains in automatictrack mode and reacquires thetarget when it is withinrequired parameters3-60. Which of the following eventsoccurs in the fire control radarset breakaway mode?1. The range circle appears2. The large X appears3. The steering dot disappears4. The range notch disappears3-61. Which of the following displays isused in the fire control radar bombdirector mode of operation?1. A-scope2. E-scope3. C-scope4. Depressed-center PPI20
3-62. What component of the IFFtransponder system on the S-3aircraft provides lobing action toprevent the antenna system frombeing blanked out during aircraftmaneuvers?1. C-6280(P)/APX2. SA-1769/A3. RT-859/APX-724. TS-1843/APX3-63. What component on the S-3 aircraftprovides the IFF transponderoperation and test controls?1. C-6280(P)/APX2. SA-1769/A3. RT-859/APX-724. TS-1843/APX3-64. What component on the S-3 aircraftprovides the GO/NO-GO indicationson the IFF transponder control?1. C-6280(P)/APX2. SA-1769/A3. RT-859/APX-724. TS-1843/APX3-65. What is the frequency of receivedsignals for the IFF transponder?1. 1030 kHz2. 1090 kHz3. 1030 MHz4. 1090 MHz3-66. On the S-3 aircraft, what componentdetermines the Mode C informationpulses for the IFF transponder?1. The transponder control2. The transponder RT3. Airspeed-altitude computer4. COTAC pressure altimeter3-67. What is the total number ofpossible codes available in Mode CIFF?1. 2,0482. 2,4653. 4,0964. 4,9303-68. When the IDENT function is used inMode 1 of the IFF transponder, howmany total times is the reply pulsetrain containing the code in usetransmitted for each trigger pulsereceived?1. One2. Two3. Three4. Four3-69. When is the SPI pulse present inthe reply pulse train in Mode C?1. When a D4 pulse is present2. When a D4 pulse is not present3. When a F2 pulse is present4. When a F2 pulse is not present3-70. In an IFF/SIF system, the X-pulseis used for which of the followingpurposes?1. Emergencies2. Timing3. Helicopters4. Drones3-71. The IFF interrogator transmits onwhat frequency?1. 1030 kHZ2. 1090 kHz3. 1030 MHz4. 1090 MHz3-72. What component of the interrogatorset generates the initiation andinterrogation cycles of the system?1. RT-868A/APX-76A(V)2. SN-416A/APX-76A(V)3. SA-1568A/APX-76A(V)4. C-7383/APX-76A(V)3-73. What is the nominal peak powerlevel of the RF pulses generated bythe RT-868A/APX-76A(V)?1. 1 kW2. 2 kW3. 6 kW4. 8 kW21
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PASS/FAIL ASSIGNMENT PROCEDURESIf y
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Student CommentsCourse Title:Aviati
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Table 1-1.-Radio-Frequency Spectrum
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Figure 1-3.-LS-602/AI control panel
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Figure 1-4.-Manchester encoding.thr
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they can complete a full cycle. The
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one-shot circuit output is directly
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Figure 1-7.-VHF-AM control box.Figu
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indicators in the following text. E
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Figure 1-11.-C-9245/ARC-161 control
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and the PWR/FILL switch is not in t
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panel is in OFF. If the DTS control
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the keyboard are sent directly. Rec
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the signal data converter, where it
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Navigation is both an art and a sci
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this axis at right angles to it (fi
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. Course is the intended horizontal
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The standard atmosphere is theoreti
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eadings are higher than actual. Thi
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The barometric switch in the RAWS a
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Major ComponentsThe AN/ARN-84(V) TA
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the outputs is used for the automat
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DOPPLERIn the following text we wil
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CHAPTER 3RADARAs an avionics superv
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the antennas will stop at the posit
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AS-2146/APS-115 AntennaThe radar an
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completes the processing of radar a
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In the on-line mode, the sensor sta
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Mode SwitchThe mode switch is pract
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purpose of the horizon line is to i
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Maximum range for tracking is 40,00
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transmit a reply when RF interrogat
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airspeed-altitude computer. All fra
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SIF reply code is identical to the
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In mode 4, the reply video pulse is
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sound wave. The frequency (in hertz
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to affect the rate of travel of the
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DOPPLER EFFECTWhen there is relativ
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Figure 4-7.-Transducer installed on
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The Sonar Detecting-Range Set AN/AQ
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Figure 4-16.-RO-358/ASQ-13A.mechani
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applies 115 volts ac to the transmi
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are known as angles of dip (fig. 4-
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feet in length and represents the f
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compensation is needed for the long
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labeled ALT COMP. This switch is us
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select which signal goes to which p
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the passive directional sonobuoy (f
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REVIEW QUESTIONSQ1. How was the wor
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TACAN signals. When localizer signa
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1. The HEADING NO-GO indicator illu
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Figure 5-7.-New optical sight with
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computer’s program determines whi
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ias circuit, horizontal and vertica
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Figure 5-9.-Symbology—Continued.5
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Figure 5-14.-Sparrow mode.Figure 5-
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TACTICAL DISPLAY SYSTEM INTERFACEFi
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electrical signal, which varies in
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noise-free at that level. The impor
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Like the random interlace, this sys
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The polarity of the signal develope
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The SEC tube has applications in ex
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CHAPTER 6INFRAREDThe term infrared
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Table 6-1.-Characteristics of IR Ra
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potential difference across a PN ju
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system increases, and the reliabili
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used in the Navy, their principles
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signals from the control servomecha
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Figure 6-15.-FLIR positioning/stabi
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Figure 6-17.-Video converter video
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clamping signals from the sync gene
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shared by both azimuth and elevatio
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where they are converted into three
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go to the azimuth/elevation heat si
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TARGET TRACKING SIGHT CONTROLAs men
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control is injected in this module.
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CHAPTER 7WEAPONS SYSTEMSAs a result
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Figure 7-5.-Master light control pa
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Rocket firing systemWalleye systemA
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The wing-form display is displayed
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Figure 7-15.-Emergency jettison con
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The A/A weapon select switch select
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Part of the system consists of unpr
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Figure 7-22.-SH-3 (series) search a
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ottle and the ECU are mounted on to
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Figure 7-25.-Pylon/rack assembly.ci
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REVIEW QUESTIONSQ1. True or False.
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COMPUTER APPLICATIONSTYPES OF COMPU
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the most important. This data manip
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and other data that are to be used
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to represent the same data that was
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compatibility permits the computer
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most cases, the processing speed fa
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4. Stores the results of manipulati
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An overall check of a computer can
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CHAPTER 9AUTOMATIC CARRIER LANDING
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stabilized deck-coordinated system
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Figure 9-3.-Mode I landing sequence
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Figure 9-5.-Lateral automatic wave-
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Precipitation StaticPrecipitation s
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l Sliding-contact interference. Thi
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the signal applied to it. These spu
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the following methods: short circui
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Figure 10-4.-Internal construction
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Figure 10-9.-Methods for using RC f
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Band-Rejection FiltersA band-reject
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Causes of Static ElectricityGenerat
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Page 233 and 234: APPENDIX 1REFERENCES USED TODEVELOP
Page 235: Chapter 7Airborne Weapons/Stores Lo
Page 238 and 239: CHAPTER 3A1.A2.A3.A4.A5.A6.A7.A8.A9
Page 240 and 241: A7. Linking two or more computers t
Page 242 and 243: FORMULASAIII-2
Page 244 and 245: AIII-4
Page 246 and 247: Comparison of Units in Electric and
Page 248 and 249: Antisubmarine warfare weapons syste
Page 250 and 251: Electrostatic discharge, 10-15compo
Page 252 and 253: Heads-up display (HUD), 5-5air-to-a
Page 254 and 255: NNavigation basics, 2-1airborne nav
Page 256 and 257: Teletype system, 1-22block diagram,
Page 259: Assignment QuestionsInformation: Th
Page 262 and 263: 1-11. What will the Sillumination o
Page 264 and 265: 1-35.1-36.1-37.1-38.UHF-1 does NOT
Page 266 and 267: 1-59. What arethat thetactical1. Fr
Page 268 and 269: ASSIGNMENT 2Textbook Assignment:
Page 270 and 271: IN ANSWERING QUESTIONS 2-22 THROUGH
Page 272 and 273: 2-43. What method does the AN/APN-1
Page 274 and 275: 2-64. What distance is the maximum
Page 276 and 277: 3-12.3-13.The antenna position prog
Page 278 and 279: 3-32. The 128 nautical mile range i
Page 282 and 283: 3-74. What is the nominal peak powe
Page 284 and 285: 4-12. Sonar transmission losses can
Page 286 and 287: 4-31.4-32.4-33.When positive gradie
Page 288 and 289: 4-52. The function of the dual curs
Page 290 and 291: 4-71. The angle between a magnetic
Page 292 and 293: IN ANSWERING QUESTIONS 5-9 THROUGH
Page 294 and 295: 5-29. What component contains theop
Page 296 and 297: 5-51. What type of RF output signal
Page 300 and 301: 6-20. On the HSI, when a tactical m
Page 302 and 303: 6-42. What control(s) the symbolbri
Page 304 and 305: 6-65. Which, if any, of the followi
Page 306 and 307: 7-11. If the temperature of a black
Page 308 and 309: 7-34.A scan mirror is indexed three
Page 310 and 311: 7-56. What is the primary differenc
Page 314 and 315: 8-21. With the landing gear handle
Page 316 and 317: 8-42. With the F/A-18 AIM-9 Sidewin
Page 318 and 319: 8-66. The jettison of wing stores I
Page 320 and 321: 9-13. What method is used to change
Page 322 and 323: 9-36. In magnetic core memories, a
Page 324 and 325: 9-57. What typeaccess toof instruct
Page 326 and 327: 10-12. To maintain the angle-of-att
Page 328 and 329: 10-35. A receiver tuned to 2.4 kHze
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10-55. When rubbed against any of t
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Aviation Electronics Technician 1 - Historic Naval Ships Association

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