Current Ham Radio Test Pools
Select the most correct answer for each question, then submit your practice test to check your score. This practice test randomly pulls one question from each topic in the General pool.
When is an amateur station allowed to use any means at its disposal to assist another station in distress?
Which of the following is covered by the National Electrical Code?
What is the feed-point impedance of an end-fed half-wave antenna?
What happens as the noise reduction control level in a receiver is increased?
Which of the following is an advantage of CMOS integrated circuits compared to TTL integrated circuits?
What is the radiation pattern of a dipole antenna in free space in a plane containing the conductor?
What is the relationship between transmitted symbol rate and bandwidth?
What is the simplest combination of stages that implement a superheterodyne receiver?
At what point in the solar cycle does the 20-meter band usually support worldwide propagation during daylight hours?
Volunteer Examiners are accredited by what organization?
What is the maximum transmitting power an amateur station may use on 10.140 MHz?
Which of the following causes opposition to the flow of alternating current in a capacitor?
Approximately how long is each side of the driven element of a quad antenna?
What part of a packet radio frame contains the routing and handling information?
Which of the following is an advantage of a receiver DSP IF filter as compared to an analog filter?
Which of the following most limits an HF mobile installation?
What happens if a signal is applied to the secondary winding of a 4:1 voltage step-down transformer instead of the primary winding?
Which of these classes of amplifiers has the highest efficiency?
Which sideband is most commonly used for voice communications on frequencies of 14 MHz or higher?
What type of propagation allows signals to be heard in the transmitting station's skip zone?
Which of the following frequencies is within the General class portion of the 80-meter band?
In what part of the 13-centimeter band may an amateur station communicate with non-licensed Wi-Fi stations?
With which of the following conditions must beacon stations comply?
Which of the following describes full break-in telegraphy (QSK)?
What does "time averaging" mean in reference to RF radiation exposure?
What is a characteristic of skywave signals arriving at your location by both short-path and long-path propagation?
Which of the following is an effect of overmodulation?
What could be wrong if you cannot decode an RTTY or other FSK signal even though it is apparently tuned in properly?
Where is an S meter found?
What must be done to prevent standing waves on an antenna feed line?
Which symbol in Figure G7-1 represents a solid core transformer?
What is an advantage of a digital voltmeter as compared to an analog voltmeter?
What is the primary purpose of a screen grid in a vacuum tube?
What skills learned during hidden transmitter hunts are of help to the Volunteer Monitoring Program?
What is the RMS voltage of a sine wave with a value of 17 volts peak?