Uhf - Study guides, Class notes & Summaries

MTN COMM Exam Study Guide. Omni-directional - answerRadiates and receives radio waves in ALL directions. Uni-directional - answerRadiates and receives radio waves in ONLY ONE direction. Bi-directional - answerRadiates and receives radio waves in TWO directions. Diffraction - answerThe process by which electromagnetic waves are bent so that they appear behind an obstruction. Directivity - answerThe property of radiating more energy in some directions than in others. Gain - answerThe increa...

BNSF Telecom 1 Exam Questions with Correct Answers VHF - Low and High range Very High Frequency - Answer-Low is 30 to 50 MHz High is 150 to 300 MHz UHF - Ultra High Frequency - Answer-300 MHz - 3 GHz Super High Frequency - SHF - Answer-3-30 GHz Extremely High Frequency - EHF - Answer-30-300 GHz Legacy Band - Answer-25 kHz wide channel Very Narrowband - Answer-6.25 kHz wide, digital Narrowband - Answer-12.5 kHz wide analog What is dB and how much power is it - Answer-dB is a de...

S-130 Task Sheet Questions and Answers Already Graded A What does the acronym A.A.R. Stand for? After Action Review A common fire assignment is how many days? 14-30 List 3 items of required fire line PPE Choose 3: Fire Gloves, Nomex pants and shirt, hard hat (with chin strap), eye protection, Fire boots, ear plugs Who does an FFT2 report to in a hand crew chain of command? Squad boss, or fire fighter 1 What does the acronym L.C.E.S stand for? Lookouts, Communications, escape routs, Saftey Zo...

Sbolc Win-T Exam Radio Frequency Bands - CORRECT ANSWER- Letter Designation: FREQ Range/Band P: 225-390 MHz/VHF/UHF L: 1-2 GHz/UHF S: 2-4 GHz/UHF/SHF C: 4-8 GHz/SHF X: 8-12 GHz/SHF Ku: 12-18 GHz/SHF K: 18-27 GHz/SHF

CETA Exam Questions And Answers VGA - ANSWER- 640 x 480 256 Colors 15 Pins SVGA - ANSWER- 800 x 600 256 Colors 15 Pins XGA - ANSWER- 1024 x 768 or 1366 x 768 16 mil, HD Colors 15 Pins Widescreen - ANSWER- 1280 x 720 or 1920 x 1080 DVI or HDMI Connectors Random Access Memory - ANSWER- RAM Read Only Memory - ANSWER- ROM Programmable Read Only Memory - ANSWER- PROM Electrical Programmable Read Only Memory - ANSWER- EPROM Electrically Erasable PROM - ANSWER- EEPROM 50 Ohms - ANSWE...

UHF correct answers Ultra-high frequency Ultra-high frequency (UHF) correct answers The range of electromagnetic frequencies between 300 MHz and 3,000 MHz. Ultimate load factor correct answers In stress analysis, the load that causes physical breakdown in an aircraft or aircraft component during a strength test, or the load that according to computations, should cause such a breakdown. Uncaging correct answers Unlocking the gimbals of a gyroscopic instrument, making it susceptible to da...

RCDD TEST QUESTIONS (TOPIC 1 - TOPIC 7) WITH VERIFIED ANSWERS 2024/2025 If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: A. 3 dB B. 20 dB C. 30 dB D. 40 dB E. 1000 dB - answerC. 30 dB The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at the input to the receiver ...

EXCOM, NAV RADARS, ICOMFrequencies - correct answer HF 3Mhz-30Mhz VHF 30Mhz-300Mhz UHF 300Mhz-3Ghz SHF 3Ghz-30Ghz EHF 30Ghz-300Ghz HF: 3Mhz-30Mhz URC 131 High Frequency Group (HFRG) - correct answer Transmitters: 10 • 8 Broadband • 2 Narrowband Receivers: 20 (EXTERNAL COMMS) HF: 3Mhz-30Mhz ANTENNAS - correct answer 18' Bull Horns 2x 35' Whip NB

RCDD Practice Test Questions And Answers Graded A+ 2024/25. C - correct answer. If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: A. 3 dB B. 20 dB C. 30 dB D. 40 dB E. 1000 dB B - correct answer. The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at th...

BNSF Telecom 1 Exam Questions with Correct Answers VHF - Low and High range Very High Frequency - Answer-Low is 30 to 50 MHz High is 150 to 300 MHz UHF - Ultra High Frequency - Answer-300 MHz - 3 GHz Super High Frequency - SHF - Answer-3-30 GHz Extremely High Frequency - EHF - Answer-30-300 GHz Legacy Band - Answer-25 kHz wide channel Very Narrowband - Answer-6.25 kHz wide, digital Narrowband - Answer-12.5 kHz wide analog What is dB and how much power is it - Answer-dB...