Why are there separate electric (E) and magnetic (H) field MPE limits?
A. The body reacts to electromagnetic radiation from both the E and H fields
B. Ground reflections and scattering make the field impedance vary with location
C. E field and H field radiation intensity peaks can occur at different locations
D. All of these choices are correct
E1A11 [97.5]
What authorization or licensing is required when operating an amateur station aboard a US-registered vessel in international waters?
A. Any amateur license with an FCC Marine or Aircraft endorsement
B. Any FCC-issued amateur license or a reciprocal permit for an alien amateur licensee
C. Only General class or higher amateur licenses
D. An unrestricted Radiotelephone Operator Permit
E1B09 [97.407]
Which amateur stations may be operated in RACES?
A. Only those club stations licensed to Amateur Extra class operators
B. Any FCC-licensed amateur station except a Technician class operator's station
C. Any FCC-licensed amateur station certified by the responsible civil defense organization for the area served
D. Any FCC-licensed amateur station participating in the Military Affiliate Radio System (MARS)
E1C07 [97.3]
What is meant by local control?
A. Controlling a station through a local auxiliary link
B. Automatically manipulating local station controls
C. Direct manipulation of the transmitter by a control operator
D. Controlling a repeater using a portable handheld transceiver
E1D10 [97.211]
Which amateur stations are eligible to be telecommand stations?
A. Any amateur station designated by NASA
B. Any amateur station so designated by the space station licensee, subject to the privileges of the class of operator license held by the control operator
C. Any amateur station so designated by the ITU
D. All of these choices are correct
E1E04 [97.509, 97.525]
Which of the following best describes the Volunteer Examiner accreditation process?
A. Each General, Advanced and Amateur Extra Class operator is automatically accredited as a VE when the license is granted
B. The amateur operator applying must pass a VE examination administered by the FCC Enforcement Bureau
C. The prospective VE obtains accreditation from the FCC
D. The procedure by which a VEC confirms that the VE applicant meets FCC requirements to serve as an examiner
E1F12 [97.201]
Who may be the control operator of an auxiliary station?
A. Any licensed amateur operator
B. Only Technician, General, Advanced or Amateur Extra Class operators
C. Only General, Advanced or Amateur Extra Class operators
D. Only Amateur Extra Class operators
E2A01
What is the direction of an ascending pass for an amateur satellite?
A. From west to east
B. From east to west
C. From south to north
D. From north to south
E2B03
How is an interlaced scanning pattern generated in a fast-scan (NTSC) television system?
A. By scanning two fields simultaneously
B. By scanning each field from bottom to top
C. By scanning lines from left to right in one field and right to left in the next
D. By scanning odd numbered lines in one field and even numbered ones in the next
E2C12
What might help to restore contact when DX signals become too weak to copy across an entire HF band a few hours after sunset?
A. Switch to a higher frequency HF band
B. Switch to a lower frequency HF band
C. Wait 90 minutes or so for the signal degradation to pass
D. Wait 24 hours before attempting another communication on the band
E2D07
Which of the following digital protocols is used by APRS?
A. PACTOR
B. 802.11
C. AX.25
D. AMTOR
E2E07
What is the typical bandwidth of a properly modulated MFSK16 signal?
A. 31 Hz
B. 316 Hz
C. 550 Hz
D. 2.16 kHz
E3A01
What is the approximate maximum separation measured along the surface of the Earth between two stations communicating by Moon bounce?
A. 500 miles, if the Moon is at perigee
B. 2000 miles, if the Moon is at apogee
C. 5000 miles, if the Moon is at perigee
D. 12,000 miles, as long as both can "see" the Moon
E3B08
What type of HF propagation is probably occurring if radio signals travel along the terminator between daylight and darkness?
A. Transequatorial
B. Sporadic-E
C. Long-path
D. Gray-line
E3C10
How does the performance of a horizontally polarized antenna mounted on the side of a hill compare with the same antenna mounted on flat ground?
A. The main lobe takeoff angle increases in the downhill direction
B. The main lobe takeoff angle decreases in the downhill direction
C. The horizontal beam width decreases in the downhill direction
D. The horizontal beam width increases in the uphill direction
E4A01
How does a spectrum analyzer differ from an oscilloscope?
A. A spectrum analyzer measures ionospheric reflection; an oscilloscope displays electrical signals
B. A spectrum analyzer displays the peak amplitude of signals; an oscilloscope displays the average