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What health hazard is presented by electrical current flowing through the body?
What is considered to be a proper grounding method for a tower?
What factors affect the RF exposure of people near an amateur station antenna?
What is the FCC Part 97 definition of a beacon?
Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?
What may result when correspondence from the FCC is returned as undeliverable because the grantee failed to provide and maintain a correct mailing address with the FCC?
What, if any, are the restrictions concerning transmission of language that may be considered indecent or obscene?
What is an amateur station control point?
What method of call sign identification is required for a station transmitting phone signals?
What is the meaning of the procedural signal “CQ”?
What term describes the use of a sub-audible tone transmitted along with normal voice audio to open the squelch of a receiver?
What information is contained in the preamble of a formal traffic message?
Which of the following results from the fact that skip signals refracted from the ionosphere are elliptically polarized?
What property of radio waves is often used to identify the different frequency bands?
Why do VHF and UHF radio signals usually travel somewhat farther than the visual line of sight distance between two stations?
Where should the negative return connection of a mobile transceiver's power cable be connected?
Which of the following is an appropriate receive filter bandwidth for minimizing noise and interference for CW reception?
Which of the following is a good electrical conductor?
How many microfarads are equal to 1,000,000 picofarads?
What does the abbreviation “RF” refer to?
What is the resistance of a circuit that draws 4 amperes from a 12-volt source?
Which of the following battery types is rechargeable?
What does the abbreviation FET stand for?
Which of the following is accurately represented in electrical schematics?
What is the name of a device that combines several semiconductors and other components into one package?
What device increases the low-power output from a handheld transceiver?
What is a Part 15 device?
Which of the following instruments can be used to determine if an antenna is resonant at the desired operating frequency?
What is probably happening when an ohmmeter, connected across an unpowered circuit, initially indicates a low resistance and then shows increasing resistance with time?
What is the approximate bandwidth of a VHF repeater FM phone signal?
Which of the following are provided by satellite tracking programs?
What is the Internet Radio Linking Project (IRLP)?
Which of the following operating activities is supported by digital mode software in the WSJT suite?
Which of the following describes a type of antenna loading?
What is the major function of an antenna tuner (antenna coupler)?