Extra Class
The highest level of amateur radio license with full operating privileges on all amateur bands. Most technical exam. 50 questions, 37 needed to pass.
What type of equipment is commonly used to implement an amateur radio mesh network?
Why do DX stations often transmit and receive on different frequencies?
How should you generally identify your station when attempting to contact a DX station during a contest or in a pileup?
What indicates the delay between a control operator action and the corresponding change in the transmitted signal?
Which of the following digital modes is designed for meteor scatter communications?
What information replaces signal-to-noise ratio when using the FT8 or FT4 modes in a VHF contest?
Which of the following digital modes is designed for EME communications?
What technology is used for real-time tracking of balloons carrying amateur radio transmitters?
What is the characteristic of the JT65 mode?
Which of the following is a method for establishing EME contacts?
What digital protocol is used by APRS?
What type of packet frame is used to transmit APRS beacon data?
What type of modulation is used by JT65?
What does the packet path WIDE3-1 designate?
How do APRS stations relay data?
Which of the following types of modulation is used for data emissions below 30 MHz?
Which of the following synchronizes WSJT-X digital mode transmit/receive timing?
To what does the "4" in FT4 refer?
Which of the following is characteristic of the FST4 mode?
Which of these digital modes does not support keyboard-to-keyboard operation?
HAM Test Bank Editorial Team
Licensed Amateur Radio Operators & Volunteer Examiners
Content for Extra Class exam questions is based on official FCC Part 97 regulations and the NCVEC question pool.