Vhf very high frequency - Study guides, Class notes & Summaries

1 FIREFIGHTER TRAINING S-130 (SUPPRESSION, COMMUNICATION, AND MOP-UP) EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Construct a fireline. Correct Answer: Remove fuel. Smother with dirt. Correct Answer: Remove oxygen. Spray with water. Correct Answer: Remove heat. Spray with Class A foam. Correct Answer: Remove heat. Short flame lengths. Correct Answer: Direct attack method. 2 Smothering. Correct Answer: Direct attack method. Long flame lengths. Correc...

RCDD Practice Test Latest Questions With Complete Solutions. C 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 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 is 1 microwatt. What is t...

ICUT : Introductory Communications User Training Federal Government : Who controls CAP's radio channels? USAF : Who assigns CAP's radio channels? In the case of natural disaster, the regular systems might stop working. Our system is designed to work when the usual systems are down. : Why do we use radios? Simplex : Two radios transmit and receive on the same channel. Think "simplex = simple" 2 | P a g e Repeater : Device mounted on a mountain, tall building, airplane, etc. tha...

CET Study Guide Exam 294 Questions with Verified Answers B+, or supply voltages in electronics products, is considered to be: A. +5 to +12 VDC B. 0 to 30 V DC C. +12 to 300 V DC D. The anode or plate voltage supply - CORRECT ANSWER A: +5 to +12 VDC Leakage current in an electronic product, between either of the AC power cord conductors and the chassis or any exposed metal parts should not exceed A. 5 micoamps B. 500 microamps C. 5 milliamps D. 50 milliamps - CORRECT ANSWER D: 50...

Cpl's Course comp exam 1 with Verified Answers| 100% Correct| 100% Score What are the two principal sources of natural radio noise? - thunderstorms and stars What is the range of very high frequency (VHF) - 30-300 Mhz The frequency band characteristic in VHF for ground wave range is _ miles - 0-30 miles Leaders at all levels are responsible for maintaining a unit's combat readiness. The military occupational specialty (MOS) road maps help leaders by providing a guide to ensure that _ - Tec...

The Associate CET Study Guide Exam 276 Questions with Verified Answers B+, or supply voltages in electronics products, is considered to be: A. +5 to +12 VDC B. 0 to 30 V DC C. +12 to 300 V DC D. The anode or plate voltage supply - CORRECT ANSWER D. The anode or plate voltage supply Leakage current in an electronic product, between either of the AC power cord conductors and the chassis or any exposed metals should not exceed _________. A. 5 microamps B. 500 microamps C. 5 millia...

CET Exam 236 Questions with Verified Answers When did the first CET certification program begin? - CORRECT ANSWER 1965 When did ETA initiate certification maintenance? - CORRECT ANSWER 1996 All ETA Certification categories require the passage of the Associate CET examination. True or false. - CORRECT ANSWER False. To qualify for MASTER CET, the examinee must attain a score of 85% on each separate exam. True or false. - CORRECT ANSWER False An associate CET cannot attempt one of ...

digital VoIP phones carry _________ data over the Internet. WirelessHD _____________ can transfer video and sound at 7 Gbps and higher. 10 UWB WirelessHD and WiGig have a range of up to ___ meters. GPS _____ technology is implemented by roadside assistance services to link a vehicle and driver to a central service center. 4G _____ technology uses 100% digital transmission for voice and data. AP A(n) ____ connects wireless devices to the wired LAN. ...

AUXCOM - Chapter One Study Questions with solutions 2023 c) 30 - 300 MHz. In communications nomenclature, the band named "very high frequency" covers what frequency range? a) 3 - 30 Hz b) 30 - 300 kHz. c) 30 - 300 MHz. d) 3 - 300 MHz. a) 2182 kHz. Express 2.182 MHz in kilohertz (kHz). a) 2182 kHz. b) 21.82 kHz. c) 2.182 kHz. d) 218.2 kHz. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:09 / 0:15 Full screen d...

RCDD Practice Test Latest Questions With Complete Solutions. C 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 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 is 1 microwatt. What is t...