Aviation Electronics Technician 1 - Historic Naval Ships Association

7-34.A scan mirror is indexed three linewidths in the vertical direction,making a total of 400 lines ofvideo, with only 100 detectors andamplifier channels. What is theinterlacing ratio?1. 4:12. 3:13. 2:14. 1:17-39. The FLIR heat exchangerconditioned air to whatsuppliesassemblyfor environmental control?1.2.3.4.Power supply-video converterControl servomechanismTarget tracking sight controlReceiver-converterIN ANSWERING QUESTIONS 7-40 AND 7-41,REFER TO FIGURE 6-14 IN THE TEXTBOOK.7-35.7-36.7-37.For proper operation, the IRdetectors are kept at whattemperature level?1. 0°C2. 0°F3. Cryogenic4. CarcinogenicFor each IR detector within thearray, the video amplifier modulecontains one preamplifier and threepostamplifiers for which of thefollowing purposes?1. To decrease the videointerference2. To increase the IR signal to auseable level3. To Increase the video ac level4. All the aboveThe output of the LED array isapplied to what unit?1. The reticle optics2. The IR imaging optics3. The collimating lens4. The afocal lens7-40.7-41.7-42.7-43.B-1 operates when which of thefollowing conditions occurs?1. The FLIR system is turned on2. K-1 is energized3. K-2 is energized4. K-3 is energizedB-2 operates when which of thefollowing conditions occurs?1.2.3.4.The FLIR system is turned onK-1 is energizedK-2 is energizedK-3 is energizedThe FLIR heat exchanger willmaintain the receiver-convertercompartment at what temperaturerange?1. 50°F to 68°F2. 50°C to 68°C3. 68°F to 77°F4. 68°C to 77°CWhich of the following is afunction of the receiver-converterstabilized gimbal subsystem?7-38.A light signal is applied to the TVcamera to indicate the receivinghead position from what unit?1. The2. The3. The4. Thereticle opticsIR imaging opticscollimating lensafocal lens1. To ensure coolant fluids arenot spilled2. To maintain a steady image ofIR patterns3. To ensure stabilized operatingtemperatures4. To maintain constant LOS withthe nose of the aircraft48